Users Guide - Digital Eye Chart
Contents
1. Step One What you need to get started Before you install the Digital Eye Chart check the following list to see if you have all of the items necessary 1 A laptop or tablet PC capable of extending the windows desktop to an external monitor or a PC capable of running two monitors For instructions on checking your computer see Step Two on the next page 2 The computer must have Internet Explorer 6 installed This limits you to running on a Microsoft operating system like XP Please contact us if you would like to run the software on an other platform Other browsers are being evaluated for quality and compatibility 3 A flat screen liquid crystal display LCD to hang on the wall where your front mirror for a projector system would hang If your patient viewing distance is under 9 feet we recommend mounting the display on the back wall and viewing through a mirror A 17 inch monitor with 1280x1024 resolution is recom mended 4 A mounting bracket for mounting the monitor to the wall 5 A long VGA cable to connect your computer to the monitor 6 The install CD for the Digital Eye Chart 7 A login account with administrative priviledges allowing you to install programs Optional Cable trays to hide the cable Visit http www digitaleyechart com system htm for more on required recommended equipment Step Two Enabling the Wall Monitor The Digital Eye Chart uses two monitors one for the control screen that the optome2. Getting Started Manual Installation and User Guide Version 2 An affordable digital eye chart solution www DigitalEyeChart com 208 520 4292 sales DigitalEyeChart com Copyright 2006 2007 DigitalEyeChart com All rights reserved KN And An affordable digital eye chart solution Q n www DigitalEyeChart com 208 520 4292 G EN sales DigitalEyeChart com 2 Contents Getting Started Step One What you need to get started Step Two Enabling the Wall Monitor Step Two Enabling the Wall Monitor continued Enabling a Second Monitor on Vista Step Three Installing the Digital Eye Chart Software for Windows XP and earlier Step Four Calibrating the Chart Installing the Digital Eye Chart on Microsoft s Vista Installing on Vista Continued User s Guide Features at the press of one button The drop down menus give additional options Contrast Sensitivity Chart Single Letter Variable Acuity Chart Advanced Setup Trouble Shooting No icon on the desktop Start up screens do not appear Copyright 2006 2007 DigitalEyeChart com All rights reserved aus mn 11 14 15 16 18 19 21 23 25 25 25 4 Getting Started Thank you for purchasing the Digital Eye Chart This booklet will guide you through the install and setup of the software and show you how to configure your laptop or dual monitor capable desktop computer for use with the software
3. verrige the rany Sat and the letter hejsa will sp n The E used in culibentive will be thee siax af the DOVE ee 200 areiry Mas oe the wall chart Adiuct wich rhe bertioer share med jE mure ibe top T an the pall chart Chart Dixtvace Calibrating m ler Height inches meters in decimal im fractions mm 139 BE 35 Unako wre or Sieis Ga hottes meskin veal yanbi ki ssu in Bar cope heel Selected texs will appear with 2 sold bhos box arcund them Click te tite bie TE TES SETE skak on tad msn OSBASESEM SBS ABC DERGHVKUMN OPOoRSMUMWwxYa e 6 O8 CL O0 G Must te backarvand contrast by pressing the uhite and black ators Vhs ber es amw Ge his shigis in coins oml Gar ered arms Ge saree adusese 4 Sp Mikir uuha melje ki Gar commend eda isn awl usl bwishtwess Green avons will ces the green Rec aoe wll cakes Gas muet Deeps series lin Dep diges SSS a Figure 12 Calibration Screen 11 Step Four Calibrating the Chart Continued 2 Next measure the distance from the patient to the wall moni tor in inches 3 Enter that number in the Calibration Assistant Chart distance entry box and click Calculate Figure 13 The result is given in three forms inches decimal inches fractional and millime ters Calibration Assistant Enter the distance from patient to wall chart Click outside the entry box and the letter height will update The E used in calibration will be the size
4. Randomize Press the button at the bottom of the control window and the control and chart are filled with a new symbols of the type currently displayed No row will have the same character twice This rates as our doctors favorite feature VN T Z N lt M O z TT C D P E V 2 O C n lt U og E LN T Figure 20 Randomize on the right before and after The Standard Chart has one additional one click feature Click any letter and the chart will isolate on that letter V Figure 21 Click an letter and the chart isolates on that letter 17 The drop down menus give additional options Symbols on the Standard and Red Green charts allow for a choice of 5 sets of symbols Letters Numbers Pictures Tumbling E s and Rolling C s TITI Figure 22 Symbol Types Acuity allows the choice of a specific acuity sets of 3 rows of acu ity and a vertical single column chart on the standard chart o NIN TI U L Figure 23 Acuity menu and results available from 1t Clockwise Vertical chart single acuity commonly used groupings of three 18 Contrast Sensitivity Chart This chart presents patient with single or multiple rows of varying contrast from the white background Figure 24 shows the screen capture of the patients view Up to five rows of varying contrast to the white background are shown The range of contrasts are con trolled from the doctors control screen by selecting a
5. contrast can be controlled and the red green balance can be adjusted Highlight the symbols you want to use in the chart Clicking them will toggle between selected surrounded by a blue box and deselected no blue box Selected the letters numbers and kinbols to use in the eve chart Selected items will appear with a solid blue box around them Click the item to toggle as selected or not selected O2S3H4567e89 ABC DERGHJKUMN OPQARSTUMWxyYa i oe A CI amp 610 QI Figure 30 Select symbols to use in the Cali bration Setup screen 23 Optometrists have found patients testing out to better acuities due to the brightness and contrast of the LCD monitor If you desire to adjust the contrast use the background adjustment shown in Figure 31 Tune the red green chart to your red green glasses with the adjustment on the bottom Adjust the background contrast by pressing the white and black arrows The large arrows for big steps in contrast and the small arrows for small adjustments 4 O ake relative adjustments to the contrast between green and red brightness Green arrows will darken the green Red arrows will darken the red Large arrows for large steps CE O E E 3 a gt Figure 31 Adjust the background contrast and red green balance Figure 32 Optometrists can also select the type of four dot test Select either circles only or the diamond plus and circle combination A configuration choice is also av
6. display by moving the arrow below the resolution section The resolution needs to match the resolution of the monitor on the wall This information can be found in the user s manual for the monitor If you are using the recommended monitor the resolution will be 1280x1024 6 Click Apply 7 Now plug the wall monitor into the laptop using the long VGA cable You may want to do this on your desk prior to hanging the monitor on the wall to verify the setup See Figure 4 Note you will now be able to use both screens Try moving the cursor past the right edge of the main screen You will see the cursor on the wall monitor if steps were followed correctly The method of mounting your monitor to the wall and run ning the cables is dependent on your examination room setup A typical setup will use an inexpensive wall bracket mounted with dry wall or other types of anchors Cables may be routed outside or inside walls depending on your needs Cable raceways such as those at Blackbox com can be used to disguise exposed cabling Figure 4 Enabling a Second Monitor on a computer running Vista Enabling the second monitor on mes Vista looks a bit different than on a DRE machine using XP To do this Paste Shortcut 1 Right click on a blank area on Undo Delete Ctri Z the desktop SU Pa 2 Select Personalize Figure A Graphics Options 3 Select Display Settings 4 Extend the desktop to the moni tor labeled 2 Figure B
7. of the 20 100 or 6 30 acuity line on the wall chart Adjust with the buttons above and measure the top E on the wall chart Chart Distance Calibration Letter Height inches meters in decimal in fractions mm 132 E 12 Calculate FLE 7 Figure 13 Calibration Assistant 4 Next measure the top E on the wall chart We will now adjust it to match the calculated size 5 If the E is larger than the calculation on the calibration screen then click on the down arrows next to the E The small arrow will decrease the size of the E by single steps and the large ar row will increase the size in larger increments If the E is too small then click on the up arrows Figure 14 Note This is the size the 20 100 letters will appear on the chart The optom etrist should verify the size meets their standard V rn la TBE 7 Measure this E oo hp 14 E Figure 14 E 12 Step Four Calibrating the Chart Continued 6 After the size is adjusted click Save Settings IM Button to save calibration settings Figure 15 f You will only have to perform the calibration once unless you change the distance between the patient and the monitor Figure 15 Note If the distance between the patient and the wall in the office is less than 9 feet we recommend that you use a mirror and place the screen at the back of the room in order to get best results This is due to the finite reso lution of the LCD monito
8. 2 Personalize 5 There will be only one setting for resolution for the second monitor until you connect the second monitor Vista auto de tects and configures the setting for the monitor s resolution New Figure A Drag the icons to match your monitors Identify Monitors 2 Generic PnP Monitor on Mobile Intel R 945GM Express Chipset Family M F This is my main monitor IV Extend the desktop onto this monitor Resolution Colors Low High Highest 32 bit i 1280 by 1024 pixels How do I get the best display Advanced Settings XT cu w Figure B Step Three Installing the Digital Eye Chart Soft ware for Windows XP and earlier The following gives step by step instructions for installing and doing the initial setup of the Digital Eye Chart You will need the Digital Eye Chart installation CD Go to page 22 if you are using Vista Step Three Continued 1 Insert the Digital Eye Chart Installation CD into the CD drive of your computer 2 Go to My Computer on the Start menu and double click the CD drive likely drive letter D This will open a list of all of the files on the CD Double click the file install bat This will install the program 3 A short cut will appear on your desktop Figure 5 Double click F on the short cut and Internet Ex DREE plorer IE will open Figure 5 4 If an IE window with the license agreement
9. Ds to run on My Computer Allow active content to run in files on My Computer C Allow software to run or install even if the signature is invalid Check for publishers certificate revocation Check for server certificate revocation requires restart Check for signatures on downloaded programs C Do not save encrypted pages to disk Empty Temporary Intemet Files folder when browser is closed Enable Integrated Windows Authentication requires restart Enable Profile Assistant C Use SSL 2 0 wi bhi E i Restore Defaults OK Cancel Figure 6 Check the security setting for active content on file on My Computer See highlighted selection 6 The first time the software is run the license agreement will be displayed Read the license agreement and AGREE or DECLINE In the case you accept the agreement the initial window for the Digital Eye Chart with the Digital Eye Chart logo will appear If pop ups have been allowed the window for the patients view will appear with scenery pictures If pop ups have not been enabled click the menu item Troubleshoot and select Open Wall Chart You will now have the con trol and chart windows displayed on the monitor Note with pop ups blocked you will need to Troubleshoot gt Open Wall Chart each time you run the program If this step did not work consult http www digitaleyechart com faq htm or call Step Three Installing continued 7 Once both screens ap
10. Only ozo Display this row only Single Letter Click on any letter to show only one letter Randomize 4006 2005 Digitale vec One Click Blank Darken the chart to reduce illumination in the exam room Return to chart by clicking again Randomize the chart with one click Figure 17 15 The menus at the top allow for selection of the type of symbols letters numbers pictures tumbling E s and rolling C s the basic chart type standard red green fixation dot four dot and astigma tism special controls and acuity selection Clicking on the chart gives the doctor easy one mouse click control of the chart to display single rows toggle rows or single letters as well as allowing the chart to be randomized at the press of a but ton Take a few minutes to try out the options Features at the press of one button TNEL F 5 All charts have BLANK press VDN O T one button at the bottom of the ceant allay v control window and the screen darkens to reduce the light in the examination room Click it again Figure 18 Darken the screen to restore the previous chart Standard and Red Green Charts Select One Row Click the arrow on the right of a row and display only this row Toggle Rows Press the acuity number to the right of the arrow and toggle any row off and on leaving the other rows displayed as before Figure 19 Select a single row then toggle on another 16
11. Refresh Your icon is now on the desk top Microsoft Windows Version 6 6 6006 Copyright lt c gt 2006 Microsoft Corporation All rights reserved C Windows s ystem32 gt d D gt install bat Figure B 14 User s Guide The Digital Eye Chart is a web browser based acuity chart program for optometric refraction and acuity determination The program control window is displayed on the doctors screen laptop screen or primary monitor The chart is displayed on a secondary wall mounted monitor Digital Eye Chart can be run simultaneously with an electronic patient records program or other software making dual use of the computer This is a cost effective alternative to a projector and is an excellent addi tion to any office that is going paperless There are two parts to the eye chart the control screen that the optometrist uses on the laptop or Tablet PC to control what the patient sees and the eye chart that the patient sees Below is a summary of the control functions available on the standard and red green charts Single letter is not available on red green Chart Type Select Red Green Fixation Fourdot etc Control Show all Blank all and darken background Select Acuity Choose Symbol Type Letters Use menu to select an Numbers fe a ew acuity or a set of 3 acuity Symbols rows to display Rolling E s Po2000 Rolling Cs eee aes Toggle Row 20400 One Row
12. ailable to allow the choice be tween circles or a combination of shapes for the four dot chart Figure 32 shows a blue highlight around the chosen configura tion Simply click the other to highlight and chose the other Always remember to click the save button to keep new choices 24 Trouble Shooting No icon on the desktop l Go to my computer Click on the C drive button or the drive that is your hard drive 2 Double click on Program Files D Double click on DEC Install Look for the file DigitalEyeChart There is no file extension 4 If the file is there drag it to the desktop If the file is not there please contact Heidi at heidi digi taleyechart com or 208 520 4292 and tell her you are missing the DigitalEyeChart shortcut file and she will send you a new disk ASAP s If you are using Vista right click the desktop and Refresh your screen You should now see your icon Start up screens do not appear L Check that all pop up blockers are turned off You might have to check in several locations and for several different programs In ternet Explore has pop up blockers Norton does Google does To see if this is a problem look down at the bottom the the browser and look or any warning messages there You can also look at the top of the browser and sometimes there are messages that say something to the effect that a window has been blocked If you see any of these then a On Internet Explorer click on the tools button
13. b Select Pop Up Blocker and choose turn off Pop up blocker on this site only S Click on the link on the one start up page that did ap pear d Repeat this procedure for each of the programs that you have installed that have pop up blockers 2 Once all of the pop up blockers have been turned off 1f the screens still do not appear check to see if active content is allowed to run To do this a Go to Tools on the menu bar b Go to Internet Options G Click on the advanced tab d Select Allow active content to run in files on My Computer e Click OK 25 Hot Key Keyboard Control Switch Between Charts s standard multi line chart e T red green chart ce 99 e y variable low vision chart e t contrast sensitivity chart e d four dot test e f fixation dot 66 99 e g animatd fixation dot 66 a e a astigmatism chart y 29 o slide show e b blank unblank darken screen Change Optotype I letters 66 99 n numbers 6699 e p pictures fe 99 tumbling E s e c rolling C s e space bar randomize current type All Multi line chart control e Home show all rows e End clear all rows e Up Down Arrows move to next previous row 66 99 m mask selected items Contrast Sensitivity e PgUp PgDown change mean row by 5 Low Vision Single Letter e PgUp PgDown change acuit
14. minimum percentage contrast and the average contrast The middle row will be displayed at the selected average The maximum contrast is calculated to be the average plus the difference between minimum and average percent contrast The doctor has several ways to adjust contrast ranges including typing numbers into fields increase de crease buttons and drop down menus The doctor also may input a specific acuity level to determine optotype size All optotypes available on standard chart are available on this chart also One click randomize and blank features are the same as other charts See control screen in Figure 25 on next page C R L HE Figure 24 Up to five rows of varying contrast rows are shown on the patient s screen 19 Choose letters pictures num bers tumbling E s or rolling C s Set acuity level size of the optotypes or set to predefined ranges of contrasts Select a different chart Set acuity level size of the optotypes Enter a number 201160 10 Min 3 0 Ave OK Buttons in crease or decrease the average con A trast row third middle row by set amounts Set minimum contrast on the first row by typing a number Set average contrast on the Select a single row for display Other rows will be blanks NEOPD Dl HE 159 Toggle rows off on by pressing the button that display
15. opens skip to step number 6 If only a window to a link Click here if control window did not start it is likely pop up blockers are enabled on your machine Digital Eye Chart uses pop ups to automati cally open the chart window You may choose to enable pop ups or configure your pop up blocker s to allow Digital Eye Chart to use pop ups Or press the link Click here if control window did not start Note with pop ups enabled you will have to do this and one other step discussed later each time you run the program Many internet service providers browsers and internet tool bars provide pop up blocks Refer to documentation for the ones you have installed to determine how to configure 5 If after configuring pop up blocks and or clicking the Click here if control window did not start check the Advanced set tings of internet explorer Select Tools from Internet Explorer menu Click on Options and select the advanced tab Scroll to the Security settings The check box for Allow active content to run in files on My Computer needs to be checked to allow the program to run See Figure 6 Leave your other settings the same Step Three Installing continued Interise Onrions Settings gt Display results and go to the most likely site Al i Do not search from the Address bar gt Just display the results in the main window ei Just go to the most likely site Security C Allow active content from C
16. pear click on the patient s chart screen and drag it across to the patient monitor You must use a mouse or other positioning device to perform this action The stylus from the Tablet PC will not work Click and hold on the menu bar across the top of the eye chart Now drag the eye chart across to the other monitor Figures 7 and 8 Note monitors are shown side by side for illustrative conve nience The monitor on the right will be the one mounted on the examination room wall Figure 7 Moving the chart to Figure 8 The chart is on the the wall monitor patients view monitor 8 Click on the maximize button Figure 9 This is found in the top right corner of the screen to make the chart window full size The chart window will expand to full screen on monitor Figure 10 You are now ready to set up your charts Figure 9 Maximize button Figure 10 Chart expanded to full screen 10 Step Four Calibrating the Chart The following gives step by step instructions setting the size of the letters of the chart for accurate acuity measurement 1 Move the cursor over the Go To Charts menu and select Calibration Setup See Figure 11 The Configuration control window Figure 12 will appear on the doctors screen and a screen with three E s will appear on the patients view monitor Figure 11 Go to Charts Cali bration set up Calibration Assistant Farar the dictenca fram parlami re wall chart Tied
17. r If this is the case then click on the mirror button to have the chart mirrored Figure 16 for correct reflect Figure 16 ed viewing You must click the save button to keep changes You have now successfully set up the Digital Eye Chart There are other configurations possible such as selecting the letters num ber and pictures you prefer to use Other options include adjust ing the contrast level and the red green balance See descriptions of these configurations in the Advanced Setup Tools section Installing the Digital Eye Chart on a Computer Run ning Vista Installing Digital Eye Chart on Vista varies slightly from the pro cess on XP Put install CDin the CD drive iF Click Start 2 Then Click All Programs 13 Installing on Vista Continued l Then Click Accessories 2 Then right click Command Prompt Program Figure C rom en Taada or rente we boat Figure C I Select run as administrator It will ask you if you really want to do this Ze Select Continue 3 Select continue to run command prompt 4 In command prompt window type the following pressing the enter key afte each line s D or the drive letter of your CD drive 6 Install bat Figure D de You should see a screen appear that scrolls through every thing being installed 8 Your software has now been installed 9 Check your desktop for the icon If it is not there right click on the desktop and select
18. s the percent contrast for that row One click Randomize and Blanking buttons Figure 25 The doctor s control screen allows for configuration of the contrast chart The range of the five rows is set by menu option entry boxes or the arrow buttons Acuity level size can be set with the text box or menu Rows are selected and toggled via buttons like standard chart Optotype is chosen from menu Blank and randomize area 20 available at the bottom of the screen Single Letter Variable Acuity Chart This chart allows you to present any of the optotypes in a one letter chart The acuity level of the chart is variable to any whole number This is an effective way to assess patients at greater than 20 400 when only one letter will fit on the screen at a time The maximum letter size depends on the examination room configuration and the size of LCD monitor This chart has the one click randomize and blank as well as arrows to click to double and halve the size Se lection of the optotypes is the same as the standard chart Choose Letters wow pictures number Say he vt FEER x pe Double size of the 723 optotype Increase size of optotype by 50 P Conan _ Z E E 7 Decrease size of a Halve the size Type desired acuity here 2007 DisitalEveChart com All rights n lt Figure 26 The doctor s control screen allows for several ways to adjust the size of the optot
19. trist sees and one to display the acuity chart to the patient First you need to enable the external monitor If you are running Windows Vista operating system please see page 23 for detail on how to set up the wall monitor 1 Right click on an open area of Win PY dows desk top A menu will appear Figure 1 Left click on Properties from the menu 2 A dialog box will appear Click on K Arrange Icons By the Settings tab at the top of the box RN A as in Figure 2 Graphics Options Note if two rectangles are present the New computer s graphics card supports the external second monitor that the Digital Eye Cart requires Figure 1 Properties DisplayPronennes Drag the monitor icons to match the physical arrangement of your monitors ENEJ Display 2 Defaut Monitor on Mobile Intel R 915GM GM5 910GML Express Less More Highest 32 bit 1280 by 1024 pixels EL ON im El Use this device as the primary monitor Identify Troubleshoot Advanced Figure 2 Step Two Enabling the Wall Monitor continued 3 Click on the rectangle with a 2 in the center to select the second monitor 4 Towards the bottom of the dialog there are two check boxes Check the box that says Extend my Windows desktop onto this monitor Figure 3 _ Use this device as the primary monitor Extend my Windows desktop onto this monitor Figure 3 5 Adjust the resolution of the
20. y double half e Up Down Arrows change acuity level by 10 26 Chart Function Cheat Sheet Chart Type Select Red Green Fixation Fourdot etc Control Show all Blank all and darken background Y 7 a Choose Symbol Type Select Acuity Letters Use menu to select an Numbers acuity or a set of 3 acuity Symbols rows to display Rolling E s Rolling C s Single Letter Click on any letter to show only one letter One Click Blank Darken the chart to reduce illumination in the exam room Return to chart by clicking again Randomize Randomize the chart with one click ital An affordable digital eye chart solution T www DigitalEyeChart com A 208 520 4292 sales DigitalEyeChart com Copyright 2006 2007 DigitalEyeChart com All rights reserved DER ai 05 34 Please contact us at info digitialeyechart com with your feed back on the chart or this installation and user s guide Refer to our webpage for frequently asked questions http www digitaleyechart com faq htm Call 208 520 4292 or contact in writing at Digital Eye Chart 3103 Sandstone Drive Idaho Falls Idaho 83404 noes amp An affordable digital eye chart solution www DigitalEyeChart com A 208 520 4292 03 en sales DigitalEyeChart com Copyright 2006 2007 DigitalEyeChart com 28 All rights reserved
21. ype on the patients s view The triangular buttons allow for adjustment by factor of two or factor of 1 5 small buttons A whole number acuity can be typed into the entry box Of specific acuity level can be picked from a drop down menu Choose type of symbol from menu Figure 27 This single large optotype is centered on the patient s screen 21 Type on all charts allows a different chart to be selected Standard Red Green Fixation Dot Four Dot Astigmatism Large variable chart contrast sensitivity children s animated fixation dot and a slide show of educational promotional or entertaining material Also click here to get back to setup screen C R L HE Figure 28 Select the various chart types slide show or setup screen from the Type menu 22 The default slide show is a series of photographs from the Teton Yellowstone National Parks area These slides can be customized with educational promotional or entertainment slide Contact us for custom slide generation service or details on creating and link ing in your own Control allows the chart to be masked making the background dark except for the selected letter s It also allows all rows to be enabled or cleared Figure 29 Mask the isolated rows or symbol Provides a dark background around the letters Advanced Setup The Digital Eye Chart provides several additional configuration options Symbols to be used can be selected The
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