Autorefractor/Keratometer HRK
Contents
1. M a 16 Names and functions of each part eeeeeeeeeeeeeeeeeeeeeeeeee eren nnns 17 Dele A E E 17 5 2 Explanation on Switches in FrOMt ooccocococononacacacononnnnnononononanancncnnnnnoncnncnnnnnnnes 20 Installation of Equipment amp Preparation of Measurement 21 Exercise through Model Eye 12 ce sanan 23 Meas rement eec 0 E 4 n PP 29 8 1 Refractometry REF MOd8 annona aa Er aas A PAEAS aa SE 31 8 1 4 Manual Measurement Mode oooonccncnnccccccccooccnonnccconcnnnnnnnnnonnnanancnnnnnnnonoos 32 8 1 2 Auto Measurement Mode ooooooonnncincnnnncccccccnnnonncononnnnnnnononononnnnancncnnnnnnnos 38 8 2 Keratormeiry KER MOUE nsw baie a eta o Sas 41 EEES Auto Ref Keratometer HRK 7000 7000A 5 8 2 1 Manual Measurement Mode ccccccicinicicicininininineninininininininininininininininos 41 8 2 2 Auto Measurement Mode ccccccccccccccccicicicncinncicinicicnninonoconecocecenenicinens 44 8 3 Corneal Curvature Refractive Power Measurement Mode K amp R Mode 45 8 3 1 Manual Measurement Mode cccccncninicicicicininininininininininininininininininininos 45 8 3 2 Auto Measurement Mode cccccccccccicicicicicncnnncnninicinnninncncnnncncncnnnnnnininos 48 83 3 Diverse Indications di O 49 8 4 Keratometry Peripheral Measurement KER P Mode sss 50 8 5 Measurement of Contact Lens Bas2. which affect this product brought near the product The information in this publication has been carefully checked and is believed to be entirely accurate at the time of publication HUVITZ assumes no responsibility however for possible errors or omissions or for any consequences resulting from the use of the information m mer rnm rer n nnn r rr nnn r err n nen TT TL TLTLTLM Auto Ref Keratometer HRK 7000 7000A 3 contained herein HUVITZ reserves the right to make changes in its products or product specifications at any time and without prior notice and is not required to update this documentation to reflect such changes 2004 2007 Huvitz Co Ltd 689 3 Gumjeong dong Gunpoci Gyeonggi do 435 862 Republic of Korea All rights are reserved Under copyright laws this manual may not be copied in whole or in part without the prior written consent of HUVITZ Co Ltd 4 Auto Ref Keratometer HRK 7000 7000A 1 Contents TU OCU CUO IN sirio ito 7 1 1 BE Tg T eran arte rs Cee sera Te Ld rar ee no oro E Le OO 7 1 2 Classic MON e 7 Safety AO titi 8 2 1 eum tritio load 8 2 2 o E 9 2 3 Environmental Considerations ccccccccncccccoonononncononcnnncnnnononnnnnancnnnnnnonnnnnnnnnnos 11 2 4 Sateby PreCQUOTEs sois aon osos es o 13 Ghnaractens te Sinister ET US Ss do naa Dd pa Ve LS oE Cao ai 15 hlrel w dile
3. 8 1 1 Manual Measurement Mode As pushing Auto button in the AUTO mode it changes to the manual measurement mode If you change Auto Start to OFF the auto measurement function can be stopped D Adjustment of Eye Height Let the examinee sit in front of the machine ZN CAUTION Make sure that the examinee should not put his or her hands or fingers under chin rest The hands or fingers can get injured For the prevention of infection cleanse the forehead rest with a solvent such as ethanol for every different examinee To keep it clean change the chin rest paper for every different examinee Let the patient sit comfortably by adjusting the table or chair of electric machine Let the patient put his or her face on chin rest and his or forehead stick closely to the forehead rest Adjust the examinee s eye height to the height array indicator by rotating the height adjustment lever as shown in the picture Figure 15 Eye Height Adjustment A nena metet metr Auto Ref Keratometer HRK 7000 7000A 33 2 Adjustment of Measurement Position and Focus ZN CAUTION Do not insert your hands or fingers between stage and base Also make sure that the examinee should not put his or her hands or fingers there Hands or fingers can get injured Pull the body of equipment to the front of user by using the operation lever Let the right side eye of examinee appear at the center of monitor scre
4. components Especially a lithium battery may pollute the environment if the instrument or a lithium battery is abandoned When disposing packing materials sort them by the materials and follow local governing ordinances and recycling plans 92 Auto Ref Keratometer HRK 7000 70004 11 Service Information Repair If the problem is not solved in spite of the settlement according to the contents of chapter 10 please contact to Huvitz s agent with the information on the following items Name of Equipment Type HRK 7000A Typical No of Equipment Typical number consisted of 8 digits and characters written on its name plate Explanation on its symptom Description in details Supply of parts required for repair The preservation period of parts required for repair of this machine is by eight 8 years after stopping to produce the product Parts to be repaired by qualified service manpower Parts below are consumable in their characteristics or the quality of them shall de degraded after the long time use User should not replace them by him or herself Please contact to Huvitz s agent for the replacement if these parts are consumed enough or degraded by the long time use 9 Back up battery for clerk and data ZN CAUTION As this machine use lithium battery the reckless abandon of the machine itself or the lithium battery can cause the environmental pollutio
5. s measurable min radius of pupil is 2 0mm Though it is possible to measure in the bright place make sure that the bright Illumination or sunlight shall not shed directly on examinee s eye The minor cataract can be measured in Retro Illum mode As errors are worried to happen by the scratch on cornea or turbidization of crystalline lens measure it in Retro lllum mode Measure the corneal curvature of cataract patient not in K amp R mode but in KER mode As measuring the refractive power of eye implanted with IOL measure it in IOL mode Measure after letting the examinee blink several times Impossible to measure E Auto Ref Keratometer HRK 7000 7000A 41 8 2 Keratometry KER Mode It is the mode to measure the corneal curvature solely Do not measure the base curve of hard contact lens in this mode Please refer to CLBC mode in section 8 5 regarding the base curve of hard contact lens 1 Check whether or not the screen of monitor is in measurement mode 2 KER Mode Selection Push MODE button until KER is to be indicated on the upper right side of the screen 3 Perform the same 2 3 procedure of consecutive measurement of refractive power 8 2 1 Manual Measurement Mode D Perform the adjustment of array and focus as like in the procedure of section 8 1 1 2 Measurement Push the measurement button The measurement continues to be performed as you keep pushing the measurement button As the m
6. EXIT MODE Figure 36 Z Map Window Change 68 Auto Ref Keratometer HRK 7000 7000A As the map is drawn for the first time the guide message is to be indicated as Calculating Map for some time of standby for calculation As changing the MAP item n user SETUP as ON Zernike Map window is to be indicated directly on right bottom in the measurement window of REF and KNR Mode MODE DISP FOCUS AUTO IOL Figure 37 Z Map Window A Auto Ref Keratometer HRK 7000 7000A 69 9 2 Measurement of Corneal Radius SIZE Mode It is the mode to measure the corneal radius 1 Check the measurement window on the screen of monitor 2 Adjust the position and focus so that the image of eye to be measured can be seen apparently 3 Push SIZE button after pushing FUNC button while selecting SIZE measurement SIZE MODE Iris Pupil mode Perpendicular bar Corneal outline Right eye RIGHT Bip Size 1 12 0 mm Avg Size mm MM NE E O O O om SIZE MODE oja Figure 38 Window indicating Size Mode 70 Auto Ref Keratometer HRK 7000 70004 4 Adjustment of measurement position and focus Ask the examinee to look at the internal fixed target Adjust the position so that the pupil shall be in between two 2 perpendicular bars by moving the operation lever Adjust the focus so that th
7. PD 64 VD 12 0 RETR L P 5 00 0 00 2 50 0 00 00 0 00 2 50 0 00 00 0 00 2 50 0 00 00 0 00 2 50 0 00 00 0 00 2 50 0 00 00 0 00 2 50 0 00 00 0 00 2 50 0 00 00 0 00 2 50 0 00 00 0 00 2 50 0 00 00 0 00 2 50 0 00 A TA TAL IAEA LAIA TA Q 92 Aoa E IEEE Oo 1 BH n H n E 5 Figure 42 Measured Result of Refractory 76 Auto Ref Keratometer HRK 7000 70004 2 Measured Result of Keratometry 2 It indicates the latest measured result of max amount of ten 10 times refractive power of left right eyes As pushing CLEAR button the stored data is to be removed PD 64 VD 12 0 RERESET L 7 7 93 7 93 92 1 792 wife 92 TE E1972 ile 17592 wife 7 92 ffc 792 lfc HOZ EE 7 92 lfc 7 92 ffc o Q3 NNN O WO WW Ww Ww WwW Ww CO CO CO 7 93 7 93 vll ot Ja 7 93 ipa 93 7 93 t793 7 93 wife wife wife fe wife 7 TT T T O oO O do O O oOo 2 a H n El O O N N GW GW CO CO o Flgure 43 Measured Result of Keratometry 9 5 User SETUP Mode It is to perform many setups relating to measurement print out etc As pushing MODE button for seconds 2 3 seconds it enters SETUP mode 1 Measurement of Refraction Cornea e Auto Ref Keratometer HRK 7000 7000A 77 Figure 44 Setup Mode Information page 1 How to change page As push
8. Line printer of heat printing type As stopping to measure for about 5 minutes Power saving function the main power is shut It returns as pushing buttons Monitor TFT LCD Color Monitor of 6 5 Electrical Power AC100 240V 50 60Hz Current 1A a Auto Ref Keratometer HRK 7000 7000A 95 13 Accessories Figure 53 Accessories 1 Power Cable AC 220V 60Hz Power plug or other 0060666 1 unit 2 Model Eye Sph 5 0D 5 5D eee 1 unit 3 Chin Rest Paper 100 sheets 1 bundle 4 Printer Paper sse eene 2 rolls A A ace tum tue 1 unit EBD ES DL T NS 1 piece T Fuse 250V 3 15A AD AA ew ZR RARE ROS Qe AA A aa 2 units 96 Auto Ref Keratometer HRK 7000 7000A 14 Service Information If the instrument appears malfunctioning before calling a customer service it is highly recommended to check the instrument according to the troubleshooting procedure in section 11 of this manual If any problem persists or the instrument is damaged or malfunctioning contact Huvtiz or local distributor for service with the following information B Name of the instrument Auto Ref Keratometer MRK 3100P B Serial number of the instrument refer to the 9 digit number on its product label or name plate B Descriptions of Problem In detail Date of Purchase Dealer s Name Dealer Address Dealer Phone No Model No Serial No X Huvitz recommends customers
9. Tm mr rr nA n rernm rere r n nnn n err ener rrr nne TLTLTA Auto Ref Keratometer HRK 7000 7000A 37 As it is printed the values measured so far are to be removed Q As a thermal printing record the printed characters are easy to be faded away Please make it copied if you want to keep it for a long time NAME HUVITZ HRK 7000 Ver 1 00 00 DATE 2007 03 12 No 0033 REF VD 12 00 C yl Form CYL PD 68mm RIGHT amp LEFT HUVITZ Co Ltd 82 31 442 8868 Figure 19 Example of Print 38 Auto Ref Keratometer HRK 7000 7000A 8 1 2 Auto Measurement Mode As pushing Auto button in Manual Measurement mode it automatically changes to the Auto measurement mode As the condition of good array between the machine and the measured eye is reached the measurement is to be performed automatically without pushing the STOP button D Perform the D 2 procedure of manual measurement mode 2 Measurement As the array and adjusting the focus is completed the measurement is to be performed automatically After the measurement of times 3 or 5 times designated in user Setup mode is performed the measured result appear on the screen of monitor Maximum of 10 units of data is to be stored and you can re check them in DISPLAY mode MODE Z MAP ILLUM FUNC Figure 20 Screen indicating Auto Measurement Mode es Auto Ref Keratometer HRK 7
10. Transfortation of the machine please keep the ambient temperature is 40 C 70 C humidity is 10 95 and atmospheric pressure is 500 1060hpa For the Storage of the machine please keep the ambient temperature is 10 559 humidity is 30 75 and and atmospheric pressure is 700 1060hpa Avoid environments where the equipment is exposed to excessive shocks or vibrations es Auto Ref Keratometer HRK 7000 7000A 13 2 4 Safety Precaution This equipment has been developed and tested in conformity with domestic amp international safety standards and regulations which guarantees the high stability of this product This guarantees a very high degree of safety for this device The legislator expects us to inform the user expressively about the safety aspects in dealing with the device The correct handling of this equipment is imperative for its safe operation Therefore please read carefully all instructions before switching on this device For more detailed information please contact our Customer Service Department or one of our authorized representatives 1 This equipment must not be used a in an area that is in danger of explosions and b in the presence of flammable explosive or volatile solvent such as alcohol benzene or similar chemicals 2 The device should neither be kept nor installed in the place with high humidity For the optimal operation the humidity should be at the range of 3096 7596 The machine should not b
11. and confirmed by Huvitz or the manufacturer of the accessory Only persons who have undergone proper training and instructions are authorized to install use operate and maintain this equipment Users manual or service manual should be kept in the place where the persons in chare of operation and maintenance can access easily any time Do not force cable connections If a cable does not connect easily be sure that the connector plug is appropriate for the receptacle socket If you cause any damage to a cable connector s or receptacle s let the damage s be repaired by an authorized service technician Please do not pull on any cable Always hold on to the plug when disconnecting cables This equipment may be used for the international application related to Refractometry and Keratometry according to this manual Before every operation proceed with visual inspection on the equipment exterior to seek any mechanical damage s to ensure the proper functioning Do not obstruct any ventilation outlet for proper heat dissipation In case of any presence of smoke spark or abnormal noise smell from the machine please power off immediately and pull out the plug es Auto Ref Keratometer HRK 7000 7000A 15 3 Characteristics 1 Itis possible to measure the refractive power and corneal curvature with one 1 set of the machine Refractometry and Keratometry 2 As the measurement range of refractive power is wide from 25D to 22D
12. bright dot shall come inside the internal array ring by tilting the operation lever to the directions of left right 3 Focus Adjustment Adjust the focus so that the focus adjustment circle symbol shall appear on the bright dot by tilting the operation lever forward backward Auto tracking Function Press the FOCUS button for Auto tracking Function 1 Perform rough alignment and focusing by manipulating the joystick to place in the working range of auto tracking 2 When the device is placed within the working ranfe of auto tracking it automatically starts alignment and focusing The mark is displayed when the main body is not within the working range of auto tracking At that time manipulrate the joystick or chinrest up down button in the direction of the as Figures VERGI MM E C D REDE C TELE Auto Ref Keratometer HRK 7000 7000A 25 Tilt the joystick slightly to the left Tilt the joystick slightly to the right Pull the joystick forward Pull the joystick backward 26 Auto Ref Keratometer HRK 7000 7000A Move the chinrest down Move the chinrest up Figure 10 When the main body is not within the working range of auto tracking Too close to the patient s eye ies Auto Ref Keratometer HRK 7000 7000A 27 Optimum condition Too far from the patient s eye Figure 11 Focusing Indicator NO 0001 External Array
13. left right side of Mire ring Each box indicates the proceeding state of measurement on part around cornea If there is the measured result around part of cornea where the box is located the inside of box is to be full with color In case of no result the box is to be indicated as an empty box The relevant box indicated at the part around cornea which is measured now is to flicker Direction of part around cornea Superior SUP Upside from corneal center Inferior INF Downside from corneal center Temple TEM To the temple of examinee from corneal center Nasal NAS To the nose of examinee from corneal center 5 Sequence to measure the part around cornea Measure it following the sequence of TEM SUP NAS INF In case that the measurement in the direction of part around cornea becomes difficult the direction lamp guidance LED light is to radiate in order to draw the examinee s sight around Mire ring actually After the examiner shall ask the examinee to look at the light of direction lamp then he or she can perform the measurement by adjusting the focus of Mire ring In case of part around cornea SUP INF TEM NAS H1 Radius of curvature on maximum meridian in periphery H2 Radius of curvature on minimum meridian in periphery AX Axis on the radius of curvature on maximum meridian in periphery RM Average curvature in periphery EQ Difference between diopter and corneal center E Eccentr
14. safety note Ensure you understand the function of this control before using it Control function is described in the appropriate User s or Service Manual It indicates the year of manufacture and the manufacturer Identifies the point where the system safety ground is fastened to the chassis Protective earth connected to conductive parts of Class I equipment for safety purposes 10 Auto Ref Keratometer HRK 7000 7000A A UL60601 1 CAN CSA C22 2 NO 601 1 Hot surface MEDICAL EUIPMENT WITH RESPECT TO ELECTRIC SHOCK FIRE AND MECHANICAL HAZARDS ONLY IN ACCORDANCE WITH UL 60601 1 AND US CAN CSA C22 2 NO 601 1 Disposal of your old appliance When this crossed out wheeled bin symbol is attached to a product it means the product is covered by the European Directive 2002 96 EC All electrical and electronic products should be disposed of separately from the municipal waste stream via designated collection facilities appointed by the government or the local authorities The correct disposal of your old appliance will help prevent potential negative consequences for the environment and human health 4 For more detailed information about disposal of your old appliance please contact your city office waste disposal service or the shop where you purchased the product Alternating Current n nnm nm m mn nnnm Auto Ref Keratometer HRK 7000 7000A 11 2 3 Environmenta
15. that the instructions contained in this manual are fully understood and followed to enhance safety to the patient and the user operator It is for this reason that the following safety notices have been placed appropriately within the text of this manual to highlight safety related information or information requiring special emphasis All users operators and maintainers must be familiar with and pay particular attention to all Warnings and Cautions incorporated herein ZN WARNING Warning indicates the presence of a hazard that could result in severe personal injury death or substantial property damage if ignored Note describes information for the installation operation or maintenance of which is important but hazard related if ignored ZN CAUTION Caution indicates the presence of a hazard that could result in minor injury or property damaged if ignored Auto Ref Keratometer HRK 7000 7000A 9 2 2 Safety Symbol The International Electrotechnical Commission IEC has established a set of symbols for medical electronic equipment which classify a connection or warn of any potential hazards The classifications and symbols are shown below I and O on power switch represent ON and OFF respectively Type B Isolated patient connection It indicates the connection of signal input output This symbol identifies a
16. the corrected view and the uncorrected view 5 f necessary switch to the view for near vision Press the near button 40cm a f necessary switch to the view with addition power Pressing the ADD button 1 75D Pressing the ADD button again cancels the addition power 6 Press the Exit button to finish the virtual comparison function and return to the measurement screen 7 Measure the other eye in the same manner When finishing the measurement print the data out 74 Auto Ref Keratometer HRK 7000 7000A VIRTUAL COMPARISION RIGHT FAR LENS Figure 41 Display of VIRTUAL COMPARISON Mode Auto Ref Keratometer HRK 7000 7000A 75 9 4 DISPLAY Mode You can see the measured results Max ten 10 units of data stored in memory in this mode As pushing DISPLAY mode in the measurement mode it changes to DISPLAY Mode It returns to the measurement mode as pushing EXIT button again In case of K R mode the page changes as pushing REF button or KER button Q As pushing print button the measured result stored in memory is to be printed out through the built in printer and it is removed completely for the new measurement 1 Measured Result of Refractometry D It indicates the latest measured result of max amount of ten 10 times refractive power of left right eyes As pushing CLEAR button the stored data is to be removed
17. 000 7000A 39 3 Measurement of Another Eye Measure the left eye according to the same procedure by moving the stage to the right side As the measurement to both eyes is completed the value of PD is to be indicated automatically on the screen of monitor 4 Print Push the PRINT button in case that the measurement is conducted to the one eye only n case of selecting the condition of A Print as ON in Setup mode refer to section 9 5 the measured result is to be printed automatically as the measurement of both eyes is completed The message selected in Setup mode is to be printed together with the measured data 40 Auto Ref Keratometer HRK 7000 7000A As the message of TRY AGAIN happens please refer to the explanation below Poor position adjustment As eyelid or eyelashes hide the pupil As the pupil is smaller than Alignment Ring As the examinee has the disease such as cataract As the examinee has IOL implanted As Mire Image looks as if it changed to tears As Mire Image is not apparent because the cornea is dry As Mire Image has been transformed irregularly owing to strong negative astigmatism or corneal ailment As it exceeds the possible range of measurement Measure it after adjusting the exact position again Let the examinee open the eye wide or measure it while pushing the upper eyelid of examinee upward This machine
18. ES Auto Ref Keratometer HRK 7000 7000A 1 User s Manual Auto Ref Keratometer HRK 7000 7000A Huvitz Pacing Progress toward People 2 Auto Ref Keratometer HRK 7000 7000A IMPORTANT NOTICE ZN WARNING Potential electromagnetic or other interference between medical equipments and other devices being operated together in the same environmental may expert an adverse influence on functioning of the medical equipment Non medical equipments not in compliance with the requirements of EN 60601 1 and EN 60601 1 2 should not be used together in the same environmental as the medical equipments This equipment has been tested and found to comply with the limits for medical devices in IEC 60601 1 2 2001 These limits are designed to provide reasonable protection against harmful interference in a typical medical installation Power Cord For use of equipment in rated voltage less than 125Vac minimum 6A Type SJT or SVT 18 3AWG 10A max 3 0m long One end with Hospital Grade Type NEMA 5 15P Other end with appliance coupler For use of equipment in rated voltage less than 250Vac minimum 6A Type SJT or SVT 18 3AWG 10A max 3 0m long One end terminatesd with blade attachment plug HAR Type NEMA 6 15P This product may malfunction due to electromagnetic waves caused by portable personal telephones transceivers radio controlled toys etc Be sure to avoid having objects such as
19. GE Input the measured data and message to be outputted through printer by using the function of internal printer message input lt can print 26 units of characters on two 2 lines MSG1 Character input for the first line MSG1 Character input for the second line Character Input As pushing 4 button or button the character board is to pop up After selecting the line by 2 button or Y button again input them by using SEL button while selecting characters pushing T2 ri mme r rnm ner r nnn r ern nnne rr ener rn TLTLTLTM Auto Ref Keratometer HRK 7000 7000A 83 button or button VIRTUAL COMPARISON NEAR The near working distance of the chart can be set ADD The addition power can be set PRINTER MESSAGE Huvitz Co Ltd 82 31 442 8868 Etc LANC Huvitz Co Ltd BEEF ie Te 3 M D 8 J n pqr b uc K N O de Figure 48 Character Input ETC Other Setup LANG You can select the characters indicated on the screen among the supported multi languages Select one among English Chinese Spanish German and French BEEP Setup of Beep sound 84 Auto Ref Keratometer HRK 7000 7000A es Auto Ref Keratometer HRK 7000 7000A 85 9 6 Power saving Function The power saving function begins to operate if you do not operate the machine at all for five 5 minutes or so lt is to return to the measurement mode as pu
20. IT2 HRK 7000 Ver 1 00 00 DATE 2007 03 12 Mo 0033 REF VD 12 00 C yl Form CYL 1 50 1 50 R1 R2 AVG CYL PD 62mm RIGHT 4 LEFT HUVITZ Co Ltd 82 31 442 8868 Figure 24 Example of Print 48 Auto Ref Keratometer HRK 7000 7000A 5 Selection of Screen Indication Type n the measurement mode including the refractive power measurement you can designate the sign of astigmatic refractive power in SETUP mode Also you can indicate the measured data of refractive power on the screen according to VD value in the measurement mode including the refractive power measurement n the measurement mode including corneal curvature measure you can designate the screen indication type R1 R2 AX gt K1 K2 AX gt AR CY AX in SETUP mode 8 3 2 Auto Measurement Mode As pushing Auto button in manual measurement mode it is to be changed to auto measurement mode As the condition of good array between the machine and measured eye is to be reached the measurement is to be performed automatically without pushing the measurement button in Auto measurement mode D Adjust the array and focus as like in procedure 2 of section 8 1 1 2 The measurement is to be performed automatically as like in procedure 2 of section 8 1 2 3 Print the measured result as like in procedure 6 of section 8 1 1 8 3 3 Diverse Indications Measurement of Refra
21. L 8 7 1 Adjustment of Array and Focus D Perform the adjustment of array and focus according to procedure 1 2 of section 8 1 1 2 As pushing ILLUM button after pushing FUNC button while selecting Ret lllum mode the Observe screen below is to appear 58 Auto Ref Keratometer HRK 7000 7000A EXIT MODE DISP Figure 30 Retro illumination Observation Window E Observe As Ret ILLUM mode is to be selected by pushing ILLUM measurement button Observe window is to appear on the screen together with Ret lllum image spread out reflected from retina Diagnose the crystalline lens opacity degree of cornea and the degree of corneal scratches by observing the state of this Ret Illum image lt User Menu gt MEA By using the joystick measurement button you can store the observed Ret Illum image in memory while changing it as a static window MODE Itis the button to change the window between Observe and Measure DISP lt is possible to divide the static window of Ret Illum obtained by measurement button by two 2 and to show it by enlarging it for each e Auto Ref Keratometer HRK 7000 7000A 59 left right eye By using button and button select the image Also as pushing SEL button the selected Ret Illum image is to be enlarged As pushing Print button amongst the menus of enlarged window it is possible to output the print of Ret Illu
22. Ring Internal Array Ring Figure 12 Adjustment of Measuring Position amp Focus 28 Auto Ref Keratometer HRK 7000 7000A 6 Measurement 1 Manual Adjustment D 2 Adjust the focus and position of model eye as like in the procedure of adjusting measurement position amp focus explained in the previous page Push the measurement switch In case that the measurement is not performed while the message of TRY AGAIN appears on the upper left side of the monitor push the measurement switch again after repeating the procedure of a Check whether diopter value is measured or not In case that the measured value is not satisfactory measure it with the same way and check it again 2 Automatic Adjustment D 2 Push AUTO button at the bottom of monitor Adjust the position and focus of model eye as like in like in the procedure of adjusting measurement position amp focus explained in the previous page It the focus is well adjusted as the bright dot appears inside the internal array ring and the focus adjustment circle symbol appears on the bright dot then the measurement starts automatically es Auto Ref Keratometer HRK 7000 7000A 29 Measurement ZN WARNING If the following situations happen contact to the agents of Huvitz after immediately pushing the power switch off and pulling the power cord out of AC Power connection part In case t
23. button until REF or K amp R is to be indicated on the right upper side of screen 2 Perform the adjustment of array and focus according to procedure 1 2 of section 8 1 1 3 Selection of IOL Mode Push IOL button indicated as REF I K amp R l 4 Measurement Push the measurement button As you keep pushing the measurement button the measurement is to be performed consecutively Decenteredness and distortedness of eye implanted with IOL or being right after surgery can cause the error to the measured values as there is a case of deformation of iris A nn nn nnn nnn nn nnn nnnnnen nena nena nena Auto Ref Keratometer HRK 7000 7000A 57 8 7 Retro ILLUM Measurement Mode Retro ILLUM Mode Retro lllum measurement mode is the measuring function to use usefully in the following cases 1 Itis to examine the crystalline lens of patient who has the severe symptom of cataract or undergoes it or to measure its refractive power Examine the degree of opacity of crystalline lens with the shape of light reflected from retina while changing intensity of light shed on the eye n case that the crystalline lens is not much in opacity it is possible to measure the sight refractive power of eye as well while observing the shape reflected from retina 2 n case there are scratches on retina observe the scratches or observe whether or not the penetration of light into IOL is uniform after the implantation surgery of IO
24. by slowly pushing and rotating the operation lever Adjust the focus so that the outline of Mire image can be seen most apparent As the focus is adjusted the circle symbol appears on the bright dot Figure 28 Adhesion of Model Eye 6 Measurement Push the measurement button As you keep pushing the measurement button the measurement is to be RSS Sein is ee ease M ere Auto Ref Keratometer HRK 7000 7000A 55 performed consecutively As the measurement is completed the measured result is to be indicated on the screen of monitor The measure result of astigmatic axis in base curve concave surface of contact lens has the difference of 90 compared with the measured value of astigmatic axis in the corneal curvature convex surface MODE DISP CLEAR Figure 29 Screen indicating CLBC Mode 7 Print Press Print button 56 Auto Ref Keratometer HRK 7000 7000A 8 6 Intraocular Lens IOL Measurement Mode IOL Mode The cases that light is reflected from the surface of IOL that the crystalline lens is in opacity just like a cataract patient or that the radius of pupil is very small can cause the error in the measured value of refractive power In these cases measure it by pushing IOL button In case of severe cataract measure or observe it in Retro lllum mode refer to section 8 7 1 Selection of REF Mode or K amp R Mode Keep pushing MODE
25. ction Measurement of Curvature Indicating low reliability Exceeding measurable range Exceeding measurable range Exceeding measurable range Indicating low reliability Exceeding measurable range Exceeding measurable range Exceeding measurable range Measured value of low reliability SPH exceeds 220 SPH exceeds 25D CYL exceeds 10D Measured value of low reliability Radius of curvature exceeds 10 2mm Radius of curvature is less than 5 2mm Corneal astigmatism exceeds loco Auto Ref Keratometer HRK 7000 7000A 49 Measure again Impossible to measure Measure again Impossible to measure 50 Auto Ref Keratometer HRK 7000 7000A 8 4 Keratometry Peripheral Measurement KER P Mode It is the mode to measure the curvature of part around cornea Based upon the center of cornea measure the curvature of part around cornea from the positions of up down and left right direction lt is to indicate the relative eccentricity while comparing the curvature of part around cornea with the curvature of corneal center The eccentricity means how even the part around cornea is compared to the corneal center Generally human cornea has the highest curvature and the longer the distance from the corneal center is 1t gets more even Consequently in case of prescribing lens such as RGP with corneal center curvature only the patient can fe
26. d window it is possible to output the print of Ret Illum image If you push EXIT button it is to go back to DIS window again a Auto Ref Keratometer HRK 7000 7000A 61 Button It is the button to decrease the intensity of Ref LED for one 1 level gt Button It is the button to increase the intensity of Ref LED for one 1 level Measurement Mode Return As pushing EXIT button it is to finish Ret Illum mode and to return to the ordinary measurement mode 8 7 2 Observation on Retro lllum D Adjustment of brightness of LED to measure refractive power n order to take a close look at Retro lllumination image change the intensity of LED to measure refractive power by one 1 level using 4 button and button 2 Observation on Retro Illumination Image Let LED to measure the refractive power to be at incidence to eye while avoiding the part of opacity in crystalline lens by using the operation lever It is effective for observation on Retro lllumination to let LED light be shed on part around pupil NOTE In order to protect the patient s eyes avoid examining the eyes over 30 seconds 3 Stopping Image After adjusting the focus of image by using the operation lever stop the image by pushing the measurement button If the stopped screen is not satisfactory stop the image again after returning to the original screen by pushing EXIT button 4 Measuring Refractive Power and Stopping Image 62 Auto Ref K
27. direction of UNLOCK 2 Connection of Power Cable Put HRK 7000A on the table Insert the power cable into power connector at the bottom of the main body After checking that the power of the machine is off insert the power plug into the AC outlet socket 3 Inserting Chin Rest Paper Pull out the pushing pins at left right sides Insert the pushing pins into the holes at left right sides of the chin rest paper Stick the chin rest paper inserted with the pushing pins onto the Chin rest Figure 6 Inserting Chin rest Paper 4 Installation of Printing Paper Please refer to section 8 2 regarding the sequence of installation of printing paper 5 Input of Message Input the contents desirable to be printed such as name or address of hospital etc in the memory of message editing monitor in advance at all times 22 Auto Ref Keratometer HRK 7000 7000A 6 Check of Setup As for setup of corneal vertex distance indication of CYL unit of SPH CYL indication type of corneal measurement corneal equivalent curvature date etc please check them in SETUP mode 7 Transmission to Other Machines In case of transmitting the measured results to other machines prepare other machines while connecting the cable into the interface connector of this machine You can select the transmitting speed in the user s SETUP mode Please contact to the agent where you bought this mac
28. e Curve CLBC Mode 54 8 6 Intraocular Lens IOL Measurement Mode IOL Mode 56 8 7 Retro ILLUM Measurement Mode Retro ILLUM Mode 57 8 7 1 Adjustment of Array and FOCUS nbi da 57 8 7 2 Observation on Retro lllum ssssseeme 61 Sos SII SO a 62 8 7 4 Examination on the other eye ooooocccncnnccccccccononnnnncoconononnnonononanannncnnnnnnnos 62 Br Call Tor Stored IMA resis aero eM tte carac 63 8 7 6 Return to measurement mode sssssseeeee eee 64 Maec rdg Mec 65 9 1 Acuity Map Mode Z MAP Mode oooooncccncccccccccccccocococononnnnnoconoconnnancncnnennnnnnnos 65 9 1 1 Composition Of WIDOOW 5 o dontied serere tn eaten ad 65 9 1 2 Ghandge ol WInOOWZ lia 67 9 2 Measurement of Corneal Radius SIZE Mode seeeeeeeeeeees 69 9 9 VIRTUAL COMPARISON Mode occcooocccccccconcncccoonncccnnnnoncconononnnnnnnnnnncnnnnnnnncnnns 73 9 4 DISPLAY MOGB sar ipee a a eee eras d deed 75 9 5 User SETUP Mode usted tet fu ure doceat Gia ee 76 6 Auto Ref Keratometer HRK 7000 7000A 10 11 12 13 14 9 6 Fower saving FUNCION A eee 85 Self diagnosis 8 Maintenance ecelesie eeeeeeeeee eene nne enne nnne nana nnne 86 10 1 Before calling for ServiCeMaN oooooccnncccccnnoncnnnnnnonanonnnnnnn
29. e corneal corner can be seen apparently As adjusting the focus on the iris it is impossible to measure the radius of pupil exactly 5 Measurement As pushing the measurement button the window shall be stopped 4 button and button in the center is to adjust the movement of left bar and button and button in right side is to adjust the movement of right bar Move the relevant bar to left right sides by pushing 4 button or button The measured value shall be indicated on the screen of monitor Store the measured value by pushing the measurement button The measured value is to be inputted beside 1 of right bottom of the screen It is to be inputted beside AVG of left bottom of the screen as well As pushing MODE button the stopped window is cancelled and 2 of left bottom of the screen is to be selected as the bar Every time pushing MODE button 1 or 2 is to be selected alternatively If there was an error in 1 which is the previous measurement you can select 1 again es Auto Ref Keratometer HRK 7000 7000A 71 s Measuring Bar Iris RIGHT Avg Size mm Lines mm exr_ ooe OM NC Moving right perpendicular bar to right side Moving right perpendicular bar to left side Moving left perpendicular bar to right side Moving left perpendicular bar to left side Selecting measured value 2 Terminating measuring size of pupil Figure 39 W
30. e exposed to the place where water splashes drips or sprays Do not place containers containing fluids liquids or gases on top of any electrical equipment or devices 3 The equipment must be operated only by or under direct supervision of properly trained and qualified person s 4 Modifications of this equipment may only be carried out by Huvitz s service technicians or other authorized persons 5 Customer maintenance of this equipment may only be performed as stated in the User s Manual and Service Manual Any additional maintenance may only be performed by Huvitz s service technicians or other authorized persons 6 The manufacturer is only responsible for effects on safety reliability and performance of this equipment when the following requirements are fulfilled 1 The electrical installation in the respective room corresponds to the specifications stated in this manual and 2 This equipment is used operated and maintained according to this manual and Service Manual 14 Auto Ref Keratometer HRK 7000 7000A The manufacturer is not liable for damage caused by unauthorized tampering with the device s Such tampering will forfeit any rights to claim under warranty The equipment may only be used together with accessories supplied by Huvitz s If the customer makes use of other accessories use them only if there are usability under technical safety aspects has been proved
31. easurement is completed the measured result is to be indicated on the screen of monitor In case of the consecutive measurement the result of previous measurement is to be indicated 42 Auto Ref Keratometer HRK 7000 7000A NO 0001 Iris Pupil External Array Ring Min radius of pupil d2 0mm MODE Figure 21 Screen indicating KER mode 8 Perform the same 4 5 procedure of the consecutive measurement mode of refractive power 4 Print the measured result through the same 6 procedure of section 8 1 1 ES Auto Ref Keratometer HRK 7000 7000A 43 NAME HUVITZ HRK 7000 Ver 1 00 00 DATE 2007 03 12 No 0033 KER Index 1 3375 lt R gt R2 AX 7 81 165 7 83 163 7 83 162 D 42 00 HUVITZ Co Ltd 82 31 442 8868 Figure 22 Example of Print 44 Auto Ref Keratometer HRK 7000 7000A 8 2 2 Auto Measurement Mode As pushing Auto button in Manual measurement mode it is to be changed to Auto measurement mode As the condition of good array between the machine and measured eye is reached the measurement is to be performed without pushing the measurement button D Adjust the array and focus as like in procedure 2 of section 8 1 1 2 The measurement is to be performed automatically as like in procedure 2 of section 8 1 2 3 Print the measured result as like in procedure 6 of sect
32. el uncomfortable while putting on the lens It is possible to select the appropriate lens considering the characteristics of patient by using the eccentricity of part around cornea calculated in KER P mode D Check whether or not the measurement screen appear on the screen of monitor 2 Keep pushing MODE button while selecting KER P mode until KER P is to be indicated on the upper right side of the screen 3 Measurement of Corneal Center The initial measurement position is the corneal center and it is indicated as CENTER on the right upper side of screen The curvature measured in the corneal center is the same with the one measured in KER mode ES Auto Ref Keratometer HRK 7000 7000A 51 SEL CLEAR Figure 25 Screen indicating KER P mode In case of corneal center H1 Radius of curvature on maximum meridian H2 Radius of curvature on minimum meridian AX Axis on the radius of curvature on maximum meridian H EC Eccentricity of horizontal direction in the entire eyeball V EC Eccentricity of perpendicular direction in the entire eyeball A EC Average eccentricity of the entire eyeball 4 Measurement of part around cornea The direction of part around cornea which is measure at present is to be indicated 52 Auto Ref Keratometer HRK 7000 7000A at the bottom of measurement mode indication Four 4 boxes are to be indicated in up down
33. en by slowly pushing and rotating the operation lever forward At this time let the glittering bright dot come into the core of internal array ring Askthe examinee to look at the internal fixed target Adjust the focus so that the outline of bright dot can be apparent If the focus is adjusted appropriately the circle symbol appears on the bright dot Height Adjustment Adjust it by rotating the operation lever or chin rest lever Left Right Adjustment Move the operation lever left and right so that the Outer Alignment Ring is aligned with the Mire Image Figure 16 Height Adjustment Focus Adjustment Adjust it to the bright dot by tilting the operation lever forward backward MODE Z MAP VD ILLUM Figure 17 REF Manual Mode Screen FUNC Manual Auto Iris Pupil External Array Ring Min Radius of Iris d2 0mm e Auto Ref Keratometer HRK 7000 7000A 35 As it is not enough to adjust it by tilting the operation lever adjust it by pushing the stage to the directions of left right If the image does not appear well because it is too bright or dark adjust the brightness by rotating the knob at the bottom of HRK 7000A monitor Brightness adjustment As consecutively measuring the refractive power there can be errors in the measured value with regard to the examinee to which the adjustment power easily intervenes As the bright dot and pupil can not keep the same axis during the consec
34. eratometer HRK 7000 7000A As pushing Mode button in Observe window it is to be changed to Measure window At this time as pushing Mode button again Observe window is to return Position the bright dot which indicates LED light to shed on the eye so that it can avoid the part of opacity of pupil by using the operation lever and stop the image and the measured value by pushing the measurement button after well adjusting the focus of image appeared on the screen If the stopped image is not satisfactory stop the image again after returning to Measure window by pushing EXIT button The opacity of crystalline lens caused by cataract can lead in errors of measured value while causing the aberration by the decenteredness 8 7 3 Storage If you want to store the stopped image in memory push the measure button You can store max of two 2 images for each eye If you want to return to Observe or Measure window please push EXIT button 8 7 4 Examination on the other eye Perform the examination on the other eye and the storage of its image by the same way ii Auto Ref Keratometer HRK 7000 7000A 63 8 7 5 Call for Stored Image Figure 32 Window indicating Stored Image D In order to call the stored Ret Illumination image for two eyes on the screen of monitor enter Display mode by pushing DISP button 2 You can select each image stored in Display mode windo
35. f micrometer um The wavefront aberration of emmetropes is 0 and the severer the myopia and hypermetropia is it is to have higher wavefront aberration of and sign respectively By using the color table defined in Map Level the map in the center of window is to be drawn according to the areal wavefron aberration refractive power within pupil area Emmetropes is as in green hypermetropia is as in blue and myopia is indicated as in red the severer the abnormality of eye is the thicker their colors become In case including astigmatism the refractive power topography of oval type is to be drawn to the direction of astigmatic axis EXIT i e 9 Figure 35 Z Map Window Low Graph m mer rnm rere r nre r rr nnne nnne Auto Ref Keratometer HRK 7000 7000A 67 As pushing button it is changed to the graph which is to be seen as a sectional diagram as the map is cut horizontally and perpendicularly Map information items indicated on right side of window are as follows Side Right or Left eph Spherical Aberration Cyl Cylinder Aberration Axs Cylinder Axis RMS Size of Wavefront Aberration Root Mean Square Max Max of Wavefront Aberration um Min Min of Wavefront Aberration um 9 1 2 Change of Window As changing the measurement position of examinee to left or right side by moving the joystick the map is to changed again as a result obtained in the measured direction 35 0um
36. g to exterior monitor noise can appear on the monitor owing to the length or kind of cable and the quality of monitor 20 Auto Ref Keratometer HRK 7000 7000A 5 2 Explanation on Switches in Front MODE DISP FOCUS AUTO O gt ILLUM FUNC DO O W W Figure 4 Front Section Switches MODE Button A switch to change the mode for measurement DISP Button A switch to indicate the measured results on the monitor FOCUS Button A switch to change Auto Focus mode AUTO Button A switch to begin to perform the measurement manually or automatically 5 a FF e N IOL Button A switch to measure the eyesight of cataract patients or patients undergone IOL implantation 6 FUNC Button A switch to change the functions of buttons 7 Comp Button Virtual Comparison Function 8 Z MAP Button A switch to iindicate Zernike Map 9 VD Button To change the VD Vertex Distance value 10 SIZE Button To measure size of pupil 11 ILLUM Button To check the status of the cornea crystalline lens and contact lens by freezing images A etatem mmt Auto Ref Keratometer HRK 7000 7000A 21 6 Installation of Equipment amp Preparation of Measurement 1 Release of Lock on Stage Section Unlock the clamping bolt at the bottom part of Chin rest of the machine by rotating it counterclockwise and change the stage fixing lever behind the joystick to the
37. hat smoke comes or strange smell or sound is heard from the equipment Q In case that liquid is poured to the machine or metallic substance is inputted into the equipment In case that the equipment is fallen down or the exterior case of it is broken The keys change as follows as pushing FUNC button COMP FOCUS T VD du Qr AUTO IOL ILLUM The change of measurement mode is to be set up as shown in the above figure as the product is wrapped in Huvitz IOL button is possible to use in K amp R measurement mode and REF measurement mode only As pushing IOL button the function of measuring IOL is to be performed and the function stops as pushing the button again refer to the section 8 6 The refractive power value measured according to the value of VD Vertex 30 Auto Ref Keratometer HRK 7000 7000A Distance is to be indicated in the mode of refractive power measurement As pushing VD button the refractive value according to VD value is to be indicated while the value of VD changes from 0 0 to the values 12 13 5 15mm selected in user SETUP Mode As the equipment does not operate for over 5 minutes while the power switch is at the state of ON the power saving mode is to be performed If you push any buttons in the power saving mode it is changed to the mode of measurement preparation REF Mode MODE button Z MAP button KER Mode EXIT butt
38. hin rest paper D Pull two 2 pins out of the chin rest 2 Push the pins into the holes of chin rest paper You can put 50 sheets of it on 3 Insert the pins into each one of two 2 holes in the chin rest 10 2 3 Replacing Fuse Turn off and raise the HRK 7000A with two arm carefully Hemove the Power cord Pick the fuse holder out from the Power inlet Exchange the fuses Insert the fuse folder 6 amp 3 9 O VAN INFORMATION Use 250V T3 15AL fuse for the Auto Ref Keratometer HRK 7000A es Auto Ref Keratometer HRK 7000 7000A 91 10 3 Cleaning Equipment D The equipment should be kept as clean basically Do not use the solvents such as strongly volatile substance thinner benzene etc 2 Put some soapy water to the soft cloth and twist the water out of the cloth Then polish each part of the equipment 3 As polishing the parts of lens or glass get rid of dusts on the surface of lens with wind blower and use a dry cloth 10 4 As changing the installation place of the equipment e Off the power switch of main body Take the power connection cable apart Lock the clamping bolt by rotating it clockwise S Move it while maintaining the horizontality of it by holding the bottom of the main body 10 5 Disposal To dispose the instrument accessories and components follow local governing ordinances and recycling plans regarding disposal or recycling of instrument or device
39. hine for details es Auto Ref Keratometer HRK 7000 7000A 23 7 Exercise through Model Eye 1 Power On of Main Body 2 Installation of Model Eye 3 Release of Lock to Stage Section Connect the power plug appropriately as shown in the picture Let the power switch on Measuring screen appears as system check is completed As removing the chin rest paper insert the pushing pins after adjusting the lower hole of model eye to the hole of chin rest Release the clamping bolt at the lower cover of chin rest of the machine by rotating it counterclockwise and convert the stage fixing lever behind the joystick to the direction of UNLOCK Figure 9 Release of Lock to Stage Section 24 Auto Ref Keratometer HRK 7000 7000A 4 Change to K amp R REF Modes If K amp R or REF is not indicated on the monitor push the MODE button until one of them is to appear 5 Adjustment of Position for Measurement amp Focus Tilt the operation lever over the model eye until the bright dots appear around the internal array ring Adjust so that the bright dot shall come inside the array ring while watching the monitor Adjust the focus so that the focus adjustment circle symbol shall appear on the bright dot 1 Height Adjustment Adjust it by rotating the operation lever or the chin rest height adjustment lever 2 Left Right Adjustment Adjust so that the
40. icity of periphery You can change the present measurement position by pushing SEL button in KER P mode If the measurement fails at the specific position in case that re measurement is needed or as checking the measured result you can change the present measurement position by consecutively pushing SEL button a Auto Ref Keratometer HRK 7000 7000A 53 Figure 26 Screen indicating KER P Mode 54 Auto Ref Keratometer HRK 7000 7000A 8 5 Measurement of Contact Lens Base Curve CLBC Mode It is the mode to measure base curve of contact lens concave surface 1 Check whether or not the measurement screen appears on the screen of monitor 2 Keep pushing MODE button while selecting CLBC mode until CLBC is to be indicated on the right upper side of screen 3 Adhesion of Contact Lens Put the surface of contact lens to be measured to the upward direction Contact lens is to be adhered by the surface tension Be careful lest contact lens should be adhered tilting Also make sure that air bubbles should not be generated behind contact lens 4 Sticking of Model Eye Figure 27 Adhesion of Contact Lens Fix the model eye stuck with contact lens with pushing pin after taking the chin rest paper away Let contact lens directed to the measurement window 5 Adjustment of Position and Focus Let Mire image come into the center of external array ring
41. indow indicating Size Mode Measurement 6 Repetition of Measurement Repeat the measurement in the entry of measured value as many times as you need Repeat the procedure of 2 4 as performing the measurement again 72 Auto Ref Keratometer HRK 7000 7000A Measured value Measured value Average RIG Avg Size6 2 mm KH ES O O O OA Figure 40 Window indicating repletion of Size Mode Measurement 7 Measurement of the other eye Measure the other eye in the same way while holding the operation lever and pushing the stage to the counter direction 8 Printout of Measured Result The measured result of corneal radius is to be printed out as the item of ICORNEAL SIZE in the built in printer A nnn nn e Lee mem Tee nnn nnn LTLLMMMMM MM Mew Auto Ref Keratometer HRK 7000 7000A 73 9 3 VIRTUAL COMPARISON Mode A Virtual comparison Function allows the patient to compare the current view uncorrected eye view with the view corrected by AR measurement By changing the distance to the chart the patient can experience the virtual comparison 1 Perform AR measurement 2 Press the COMP button 3 Press the COMP button again uncorrected eye or LM Data SE value of LENS LENS METER data or uncorrected eye SE value of REF corrected eye by AR measurement The value of AR measurement can be set by INC DEC buttons 4 Pressing the COMP button switches between
42. ing PAGE button it is to enter the next page How to change item Select the wanted item while pushing a button or button How to change content As pushing 4 button or button the content changes The selected content is to be indicated as yellow character length You should change some contents in other way The procedure of relating setup change is to be ordered under the explanation on each item 78 Auto Ref Keratometer HRK 7000 7000A How to enter the measurement mode As pushing EXIT button window as below is to pup up Cancel As intending to return to Setup mode again Save amp Exit As intending to store the content and to return to the measurement mode Exit without saving As intending to return to the measurement mode without storing After pushing button or button toward the wanted item and selecting it push SEL button Content of Item 1 4 Page VD Corneal Vertex Distance CYL Astigmatism Indication Type INC R Indication Unit of SPH and CYL MAP Z Map window to pop up in measurement window of REF Mode mm D Indication Type of Corneal Measurement mm Rar LE Radius of curvature on maximum meridian R2 e Radius of curvature on minimum meridian AX Hans Axis on the radius of curvature on maximum meridian D KI mm Refractive power on minimum meridian K2 see Refractive power on maximum meridian AX sa Axis on minimum meridia
43. ion observing retro illumination to obtain an optimal figure of the eyes state of examinee CLBC Contact Lens Base Curve measurement is also a basic function of this product The HRK 7000A is provided with an Auto tracking function and a motorized chinrest function Auto tracking mechanism that automatically achieves alignment in the up down right left direction and focusing A motorized up down chinrest allows the operator to easily adjust the height of the chinrest 2 Classification Classification of product 2 Grade Medical Instrument Resistance against electric shock Class earthed Protection class against electric Type B Protection against harmful ingress of water Ordinary IPXO Degree of safety in the presence of a flammable anesthetics mixture with air or with oxygen or with nitrous oxide Not suitable for use in the presence of a flammable anesthetics mixture with air or with oxygen or with nitrous oxide Mode of operation Continuous 8 Auto Ref Keratometer HRK 7000 7000A 2 Safety Information 2 1 Overview Safety is everyone s responsibility The safe use of this equipment is largely dependent upon the installer user operator and maintainer It is imperative that personnel study and become familiar with this entire manual before attempting to install use clean service or adjust this equipment and any associated accessories It is paramount
44. ion 8 1 1 8 3 ES Auto Ref Keratometer HRK 7000 7000A 45 Corneal Curvature Refractive Power Measurement Mode K amp R Mode This is the mode to consecutively perform the measurement of corneal curvature and refractive power 8 3 1 Check whether or not the measurement screen appears on the screen of monitor Keep pushing MODE button while selecting K amp R measurement mode until K amp R is to be indicated on the upper right side of the screen Perform the same procedure as 2 3 procedure in consecutive measurement of refractive power Manual Measurement Mode Perform the adjustment of array and focus as like in procedure 1 2 of section 8 1 1 Measurement Push the measurement button As you keep pushing the measurement button the measurement is to be performed consecutively As the measurement is completed the measured result is to be indicated on the screen of monitor n case of consecutive measurement the previous value is displayed 46 Auto Ref Keratometer HRK 7000 7000A Iris Pupil Array Ring Mire Image 0 75 145 8 04 7 68 MODE Z MAP SIZE ILLUM FUNC Figure 23 Screen indicating K amp R Mode 3 Perform the same procedure as like in procedure 4 5 of section 8 1 1 4 Print the measured result through the same procedure as like in procedure 6 of section 8 1 1 Auto Ref Keratometer HRK 7000 7000A 47 NAME HUV
45. it can measure the severe myopia 3 As measuring the curvature the minimum measurable pupil diameter is 32 0mm 4 The equipment can measure the peripheral part of cornea so that user can see the value of curvature and eccentricity of each point while consecutively measuring the curvature of peripheral part around cornea to the direction of 90 degree to the upper below right left from the core of cornea 5 The refractive error can be showed in the form of Zernike topographic map 6 The fogging technique which is applied to the internal fixed target is to make the more accurate measurement possible while letting the eyes of patient at the natural and comfortable state 7 Itis possible to select the display type of Refractometry and Keratometry 8 Itis possible to measure the distance in between pupils PD 9 Through the retro illumination the HRK 7000A can observe the eyes condition of cataract patients or the scratches on the surface of contact lenses It can store the two 2 images for each eye and show the patients displaying them on the monitor screen 16 Auto Ref Keratometer HRK 7000 7000A 4 Note for Use 1 Do not hit or drop the instrument The instrument may be damaged by the strong impact The impact may damage the function of this instrument Handle it with care 2 The precision of measurement can be affected when the machine is exposed to the direct su
46. l Considerations Please avoid the environment below for the operation and storage of the equipment Where the equipment is exposed to water vapor Don t operate the equipment with wet hands Where the machine is exposed directly to the sunlight Where the temperature changes frequently Normal temperature for operation of the machine is at the range of 10 C 35 C and the humidity is at the range of 30 70 Where any heaters are at the close distance to the machine Where the humidity is high and there are problems to the heat dissipation and or ventilation Where the equipment is subject to excessive shocks or Vibrations 12 Auto Ref Keratometer HRK 7000 7000A Where the machine can be exposed to the chemical or flammable substances Please keep the equipment out of dust and do not let inserted any metal parts such as coins clips etc Do not disassemble or open the machine The manufacture shall have no responsibility for any problems caused by these Do not close the thermal ventilation outlet Do not connect the AC power plug into the outlet while not putting the parts of machine together completely It can harm the equipment Do not pull the plug out of outlet while holding the cord For the normal operation of the machine please keep the ambient temperature is 10 35 humidity is 30 75 and atmospheric pressure is 800 1060hpa For the
47. m image If you push EXIT button it is to go back to DIS window again 4 Button It is the button to decrease the intensity of Ref LED for one 1 level Button It is the button to increase the intensity of Ref LED for one 1 level Measurement Mode Return As pushing EXIT button it is to finish Ret Illum mode and to return to the ordinary measurement mode E Measure f you push Mode button in Observe window it is changed to Measure window Measure window is to consecutively measure the sight refractive power astigmatism and astigmatic angle and to show them together with Ret Illum image on the screen at the same time 60 Auto Ref Keratometer HRK 7000 7000A EXIT MODE Figure 31 Retro lllum Measure Window lt User Menu gt MEA MODE AUTO By using the joystick measurement button you can store the observed Ret Illum image and the measured data of sight refractive power in memory while changing it as a static window It is the button to change the window between Measure and Observe It is possible to divide the static window of Ret Illum obtained by measurement button by two 2 and to show it by enlarging it for each left right eye By using button and button select the image Also as pushing SEL button the selected Ret Illum image is to be enlarged As pushing Print button amongst the menus of enlarge
48. me DISP Setup of indication sequence of year month date YMD Year Month Date MDY Month Date Year DMY Date Month Year a Auto Ref Keratometer HRK 7000 7000A 81 SET After selecting item by pushing button or button you can change the value by using 2 button or button PRINT Print Setup A PRT In case of measuring in AUTO START Mode it is to print out the measured result automatically as the each measurement to left right eyes is completed one after the other R PRT Refractometry Output type of built in printer for the measured result of Refractometry STD The measured result 8 average value of max ten 10 times are to be printed out AVE Only average value is to be outputted printed out OFF It is not to be printed out K PRT Output type of built in printer for the measured result of Keratometry STD The measured result amp average value of max ten 10 times are to be printed out AVE Only average value is to be printed out OFF It is not to be printed out EYE ON Pictures of eye amp refraction according to the measured result of Refractometry is to be outputted OFF It is not to be printed 82 Auto Ref Keratometer HRK 7000 7000A 4 4 PRINTER MESSAGE MSG1 Huvitz Co Ltd MSG2 82 31 442 8868 VIRTUAL COMPARISON Figure 47 Setup Mode Information page 4 Content of Item 4 4 Page PRINTER MESSA
49. n AVG AR sess Average radius of curvature QY ees Corneal astigmatism AX s Axis of Corneal astigmatism INC K Increment of corneal power and astigmatism INDEX Corneal equivalent refractive index 2 a Auto Ref Keratometer HRK 7000 7000A 79 Serial number Date amp Time Type of Output PATIENT NUMBER COUNT O Off No AUTO START O 57600 115200 O PC OId Figure 45 Setup Mode Information page 2 Content of Item 2 4 Page COUNT Selection whether or not to use serial number NO Setup of Serial Number As pushing button or button the serial number is to change by the unit of 1 each time AUTO START You can select ON or OFF of AUTO START MODE MODE Select ON or OFF mode while pushing button or button TYPE It is to measure in AUTO START Mode consecutively three 3 times only It is to measure in AUTO START Mode consecutively five 3 times only It is to measure in AUTO START Mode consecutively 80 Auto Ref Keratometer HRK 7000 7000A COMMUNICATION Setup for communication to other machines BPS Select the one among 9600 57600 and 112500bps as its data transfer rate RS232 Setup of transmission method method and version of other equipment DATE amp TIME O MDY O DMY Figure 46 Setup Mode Information page 3 Content of Item 3 4 Page DATE amp TIME Date amp Ti
50. n Please contact to the professional waste disposal company 12 Main Specifications Measurement Mode Auto Ref Keratometer HRK 7000 7000A 93 Continuous Keratometry amp Refractometry K R Mode Refractometry REF Mode Keratometry KER Mode Keratometry Peripheral KER P Mode Base Curve of Contact Lens CLBC Mode Refractometry Vertex Distance VD SPH Cre Axis AX Cylinder Form Pupil Distance PD Minimum pupil diameter Keratometry Radius of Curvature Corneal Power Corneal Astigmatism Axis Corneal diameter 0 D 7125 19 9 01940 25 00 22 000 In case of VD 12mm 0 00 10 00D 0 12 0 25D Unit 18051 Unit MIX 10 85mm 02 0mm 5 0 10 2mm 0 01mm Unit 33 00 67 50D In case that the corneal equivalent refractive power is 1 875 0 05 0 12 0 25D Unit 0 0 15 00D Increments 0 05 0 12 0 25D 1 180 1 Unit 2 0 14 0mm 0 1mm Unit 94 Auto Ref Keratometer HRK 7000 7000A Up amp Down 15 mm Right 4 Left 5 mmt2mm Back amp Forth 5 mm 2mm Up amp Down 0 13 mm or less Right amp Left 0 18 mm or less Back amp Forth 0 5 mm or less Up amp Down 30 mm or more Right amp Left 92 mm or more Back amp Forth 38 mm or more Measured value of ten 10 times amount for each left right eye Built in printer
51. n parts 0000 Figure 1 Front Height Adjustment Mark Adjusts the eyes height of examinees Operation Buttons Selecting of functions Operation Lamp Indicates whether or not the electric power is on Display Monitor Monitor for measurement Measurement Button Performing the measurement by pressing it after focusing Operation Lever Adjusting the focus by moving to the directions of forward backward left right up and down Stage Fixing Lever Fixing the stage Monitor Brightness Adjusting Knob Adjusting the brightness of monitor Printer Printing the measured results 10 Chinrest up down button Move up or down the chinrest 11 Printer button A button for printing of measuring results 18 Auto Ref Keratometer HRK 7000 7000A Figure 2 Back Section 1 Forehead Rest Preventing the vibration by fixing the forehead 2 Measuring Object Lens Measuring the image imaging on the retina of eyes 3 Chin Rest Preventing the vibration by fixing the chin 4 Power Switch Switch for power on off es Auto Ref Keratometer HRK 7000 7000A 19 Figure 3 Bottom Section 1 Power Supply Socket A socket connecting to exterior power plug 2 Serial Interface Connector A terminal connecting to the exterior equipment 3 Exterior Monitor Connection Connector Connecting into the exterior monitor 4 Clamping Bolt Fixing the system stage As connectin
52. nlight or too bright indoor illumination It is recommended to perform the measurement in the dark optometry room 3 Ifyou want to use it as connecting the device to other equipment please follow the guidance of our local representative 4 Sudden heating of the room in cold areas will cause condensation of vapor on the protective glass in the measurement window and on optical parts inside the instrument In this case wait until condensation disappears before performing measurements 5 Make sure to keep the lens in examinee side is clean at all times In case that it has become dirty by dusts or other substances it can cause errors in the machine or affect the precision of measurement 6 n case of any presence of smoke smell or noise during the use of machine please contact our local representative after plugging it off from the socket outlet 7 If you clean the surface of the equipment with organic solvents such as alcohol thinner benzene etc it can damage the machine So please do not use them 8 n case of moving HRK 7000A carry it holding the lower part of machine body with both hands as fixing the stage after switching the machine off all the time 9 n case of no use of the machine for a long time please put the dust cover on the device after powering and plugging off 5 del ow Fr QN 7 8 9 Auto Ref Keratometer HRK 7000 7000A 17 Names and functions of each part Mai
53. nnncnnnnnnnonanrnnnnnnnnannnos 86 1027 A seat ie Gecenensaundedaus ENN 89 12T DADE uitusdenissd opta pim dnb mv vu mento Sumo a rout DRE Te pea eus 89 10 2 2 Chiresr DAD CU ua sescetieis earlier 90 10 28 Replacing FUSE side uud si E VER EU DE OE RIP LOG Eee gue Oc dun a RU DN due da 90 10 95 Cleanmpg Equipfriebibsossde ossa dte N 91 10 4 As changing the installation place of the equipment 91 10 5 DIS DOS Alc DIETO RTI LL 91 SEFVICE IMMOFMAUON eC 92 MATES PECHINA a aves 93 A cease ea a 95 Service IntormallOnzz dd e e de de 96 1 1 Auto Ref Keratometer HRK 7000 7000A 7 Introduction 1 Overview Auto Ref Keratometer HRK 7000A is the equipment to provide the information of Spherical Cylindrical and Axis while measuring the refraction of examinee s eyes Auto Ref Keratometer HRK 7000A is the equipment that can measure the corneal curvature of examinee In addition it can measure PD distance in between pupils and pupil size Especially as its peripheral corneal peripheral curvature measurement is possible as measuring the corneal curvature of examinee it is possible to know the information on the corneal peripheral curvature as well as the corneal core curvature which enables the exact prescription for the examinee This equipment shall provide the optimal optometry information with the functions of IOL measuring intraocular lens and Retro llluminat
54. on MODE button K amp R Mode MODE button DISPLAY button KER P Mode 77 MODE button EXIT button CLBC Mode Acuity Map DISPLAY Mode MODE button Figure 13 Relation between each button and measurement mode es Auto Ref Keratometer HRK 7000 7000A 31 8 1 Refractometry REF Mode It is the mode to measure the refractive power solely 1 Letthe power switch ON The measurement window as shown in the picture below appear on the screen of monitor as system check is completed Indicating measurement mode MANUAL 0 0 Times to measure the left side eye Times to measure the right side eye Figure 14 REF Mode Screen 2 Check the measurement screen appeared on the monitor O If the measurement screen as shown in the above picture does not appear on the monitor screen let the power switch ON again in 10 seconds after switching it off If the measurement screen continues not to appear either please contact to the agents of Huvitz O If the image of measurement screen is dark adjust the brightness by using the brightness adjustment switch 32 Auto Ref Keratometer HRK 7000 7000A 3 Check the user Setup mode Check and select the diverse functions relating to measurement including VD value or printing condition Input the message wanted to be printed together with measurement data refer to section 9 5
55. re radius of examinee s eye is measure OUT less than 5 0mm Objective glass in measurement Clean the glass window is polluted Astigmatism of examinee s eye exceeds 10D Impossible to Corneal astigmatism of examinee s Measure C OUT eye exceed 15D Object lens within measurement Clean the glass window is polluted 88 Auto Ref Keratometer HRK 7000 7000A 3 Message as printing There is no printer paper or Install printer paper or close CHECK PAPER lever is not closed the lever A Auto Ref Keratometer HRK 7000 7000A 89 10 2 Replacement 10 2 1 Printer paper As red line appears on the paper immediately change the print paper with new one 2 Open the printer cover Cut the paper inserted in the printer and take it away from it Take paper roll together with shaft out of the printer and pull the rotating shaft away from paper roll Put the rotating shaft into the new roll Put the paper inserted with the rotating shaft into the printer case Fix the paper onto the printer At this time adjust the length of paper so that it can come out from the paper outlet of the printer cover Close the cover after inserting the end of paper into the hole of cover Figure 49 Opening cover Figure 50 Figure 51 Changing paper Fixing pap 90 Auto Ref Keratometer HRK 7000 7000A 10 2 2 C
56. shing any button optionally in saving mode 86 Auto Ref Keratometer HRK 7000 7000A 10 Self diagnosis 8 Maintenance 10 1 Before calling for serviceman In case that abnormality happens or the machine operates abnormally a warning sign is to be indicated In this case perform the settlements below If the machine does not return to the normal condition in spite of the measures below contact to the agent where you bought the machine after switching the power off D As the power switch is on EEPROM Error seconds after switching it Internal abnormality for the off In case that the EEPROM Data Error equipment message is indicated System Error again contact our sales Clock Error representative INVALID SETUP DATA Abnormality in the internal Please contact our sales REF data for Refractometry representative INVALID SETUP DATA Abnormality in the internal Please contact the selling KER data for Keratometry agent es Auto Ref Keratometer HRK 7000 7000A 87 Messages during measurement Refer to page 15 Refer to page 15 TRY AGAIN Objective glass in the measurement Clean the glass window is polluted Sphere of examinee s eye exceeds 22D Impossible to Curvature radius of examinee s eye measure OUT exceeds 10 2mm Object lens within measurement Clean the glass window is polluted Sphere of examinee s eye exceeds 22D Impossible to Curvatu
57. to fill up the following form after purchase and retain this manual as a permanent record of purchase Write us at Tel 82 31 442 8868 HUVITZ Co Ltd Fax 82 31 442 8619 Huvitz B D 689 3 Geumjeong dong URL http www huvitz com Gunpo si Gyeonggi do South Korea e mail mrk support C huvitz com 435 862 m mer T nan ner r nre r rn nnn n ern ener Terre ne TLTLTA Auto Ref Keratometer HRK 7000 7000A 97
58. utive measurement the error can be caused for measurement 3 Measurement Push the measurement button f you stay while pushing the measurement button the measurement is to be performed consecutively As the measurement is completed the measured result is to be indicated on the screen of monitor In case of the consecutive measurement the result of the previous measurement is indicated 4 Repeated Measurement Measure repeatedly if necessary The latest measured value is to be indicated every time new measurement is performed t shall memorize the measured values by 10 times for each left right eye except for error It can be seen on the screen of DISPLAY mode 36 Auto Ref Keratometer HRK 7000 7000A 5 Measurement of Counter side eye Measure the left side eye by pushing the stage to the direction of right while holding the operation lever As measuring the left right eyes the value of PD Pupil Distance is to be indicated on the monitor Pupil Distance PD NO 0001 Y REF ANUAL EA E A na Figure 18 Screen indicating the pupil distance O Print Print the measured result by pushing the PRINT button The contents selected in SETUP mode is to be printed Refer to section 9 5 Cut the printing paper off from the end of it while lifting it Putthe name of examinee in the blank of NAME if necessary
59. w by using the button of 4 or vr 3 As pushing EXIT button it shall return from the enlarged window to the Display window 4 As pushing EXIT button in Display window it is to return to Measure window 64 Auto Ref Keratometer HRK 7000 7000A Figure 33 Window indicating stored image enlarged 8 7 6 Return to measurement mode As pushing EXIT button in Observe or Measure window you can return to REF KER K amp R KER P or CLBC measurement mode mme r rnm ner r nnn r ern nnne rr ener rn TLTLTLTM Auto Ref Keratometer HRK 7000 7000A 65 9 Other Modes 9 1 Acuity Map Mode Z MAP Mode Zernike Map indicates the distribution of refractive power in pupil area Based upon the wavefront of emmetropes Z Map is drawn as a kind of topographical map having the elevation according the degree of distortion aberration of wavefront come from myopia or hypermetropia Z Map is to measure the refractive power in REF or K amp R mode and you can see it by pushing Z MAP button 9 1 1 Composition of Window EXIT MODE Figure 34 Z Map Window Aberration 66 Auto Ref Keratometer HRK 7000 7000A Map Level on the left side in window is the aberration value of wavefront and it is the color table to draw map The max and min value of the aberration of measured wavefront is indicated by the unit o
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