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1. Digital CCD Beam Profiling 1 4 MegaPixel 14 bit ADC WinCambD Everything that you liked about WinCam PCI made better smaller amp faster amp digital e 14 bit ADC is standard e 48 dB optical dynamic range with software slider electronic shutter ii 16 us to 1 s 16 us steps Accepts Pulsed laser TTL trigger Variable capture region 1 x 1 to 1360 H x 1024 V pixels Window free CCDs no fringes For Windows 98 Me NT 2000 No IRQ s lt Half size PCI card UV amp IR system options e Notebook PC option WiINCAM D DIGITAL CAMERA were ganbe Actual imaged areas 300 1150 nm Silicon CCDs WinCamD 6 3 H x 4 8 V mm 1 2 format progressive scan CCD with 1 4 MPixels 4 65 um square WinCamD IR IR version for Telecom C amp L bands TaperCamD 14 4 H x 10 8 V mm with 2 27 1 fibre optic taper on 1M4 CCD Ta enk paaa TaperCamD20 15 19 6 H x 14 8 V mm with 3 1 1 fibre optic taper on 1M4 CC clual aiza lt 2 barrel pincushion distortion WinCamD is the digital beam profiling camera you have been waiting for 14 bit ADC standard in the head always more than enough See Page 4 to understand how this helps TTL input trigger for pulsed lasers Even more compact camera head Even higher electronic shutter dynamic range 6x10 4 1 IRQ free operation under Windows 98 Me NT 2000 Digital head to card cable for low EMI pick up Large area 14 x 10 mm TaperCam option Fle2. TCamD IR IR version of TCamD for Telecom C amp L bands NDO 5 to ND 4 0 Neutral density filters in ND 0 5 steps in stackable C mount threaded holders P To Gentec PCI Gs Hei serial Cable Windows PG standard System TaperCam Third Party i extension Camera k 5 Q coax k l Gentec _ a WCD 3PA 7 Gentec PCI card in Windows PC Serial Cable a ot o Side and rear Third Party Camera system Lam i Mounting Glock i f j for 4 20 amp M6 ca HR Gentec seria Cable e Fi Camera shown actual sive Gentec i PCMCIA PCI card in card in Notedook Cable Notebook PC _ PC Adaptor need oath Notebook PC System The Advantages of 14 bit Analog to Digital Conversion and Digital cameras ADCs The first CCD beam profilers in the early 90 s were relatively noisy 8 bit 256 level ADCs could adequately sample the signal and the noise if the peak signal was close to saturation As CCD noise amp ADC prices decreased in the late 90 s some manufacturers offered 10 bit 1024 level and 12 bit 4096 level ADC options though for a significant price increase With WinCamD the How many ADC bits can afford dilemma is deleted from the buying equation Taking advantage of the latest lower noise Sony CCD chips 10 to 11 bit equivalent noise and of ADC price reductions we provide a 14 bit 16 384 level ADC on all WinCamD systems For the customer this gives ultimate per
3. Centroid and Geometric Centre Beam Wander Display and Statistics 0 to 1 triangular running average to smooth noisy profiles X amp Y with superimposed Gaussian or Top Hat fit Zoom x1 to x10 User set curves showing acceptable deviation from Gaussian 2 D amp 3 D plots 10 16 or 256 colours or grey Colour contour plot at 10 intervals Zoom x1 to x32 White perimeter circle at Centroid www lambdaphoto co uk Lambda Photometrics Displayed Target Processing Options Update Rate Data Analysis Pass Fail display Averaging Log data and statistics Power Measurement Source to Camera Distance Dimensions Camera Head See drawing Mounting Weight Camera Head Recommended Minimum PC Requirements Mac version is not available The graph allows you to simply determine the approximate maximum optical power that WinCamD can measure without additional attenuation In both cases the Saturation Limit assumes A 1 e 13 5 clip level beam diameter of 1mm 1000 The provided ND 4 0 filter in place The electronic shutter set at 16us its lowest value The CCD amplifier gain set at 1 its lowest value 100 The total power does not exceed 1W total CW Laser The upper green line is the Limit for CW Lasers in mW id E g At 633nm the Saturation Limit for a 1 mm HeNe is 150 mW For a 0 1mm diameter beam the limit is 10 less at 1 5mW For a 3mm diameter beam the limit would be 37 greater at 1 35
4. W i but since this exceeds the 1W total the limit would be 1W Pulsed Lasers The lower red line is the Limit for Pulsed Lasers in J of a 4 pixel black spot at beam Peak Double bulls eye centred on crosshairs or CCD chip on off option Image averaging 1 to continuous Background Capture and Subtraction User set rectangular or elliptical Capture region job files save all WinCam custom settings for particular test configurations 5 Hz maximum for full frame full screen on 1M4 chip no interlacing 20 Hz for 512 x 512 pixels Higher rate for smaller capture regions E g 175 Hz max for 1 line readout On screen in selectable Pass Fail colours Ideal for QA amp Production Beam dimension running average up to 50 samples Min Max Mean Standard Deviation Up to 4096 samples Units of mW or user choice relative to a reference measurement input Fluence within user defined area 14 mm optical distance from front of ND filter to CCD chip Across axis width x Height x Along axis depth inc ND filter 5 7 mm 0 23 thick 115 x 61 x 22 mm 4 5 x 2 4 x 1 07 inches 150 mm 6 with cable connected Universal mounting block 74 20 and M6 threaded and clearance mounting holes 230 gm 0 5 Ib 310 gm 0 7 Ib with Mounting block 500 MHz Pentium III running Windows 98 Me NT 2000 or XP 128 MB RAM PCI Slot 10 MB Hard Drive space 1024 x 768 monitor Notebook PC Third party adaptor available Maximum Po
5. aussian beam 633 nm ND4 filter on 350 to 1150 nm Works down to 190 nm but degrades over time 1480 to 1680 nm Startech UV imaging plate cameras for lt 350 nm are available UV NIR and IR X ray to 20 um 48 dB 60 000 1 for 30 dB SNR using variable electronic shutter 7 5 dB 5 7 1 for 30dB SNR using CCD gain control only 7 5 dB 5 7 1 for 30 dB SNR using CCD gain control only 7 5 dB Pulsewidth 5us 1 Provided ND 4 0 C mount Neutral Density filters ND 4 0 at 546 nm higher in blue and UV lower in near IR EAM 2 4 wheel stepped variable attenuator 0 to 90 dB CUB and CUB UV 3 to 10 beam samplers for high power beams 1 and 0 05 Holographic Beam Samplers 14 bit ADC in head All models For the best results beam diameter should not exceed half the array dimensions Directly 50 um diameter to 6 32 x 4 76 mm 1360 x 1024 pixels 4 65 um square Directly 120 um diameter to 14 2 x 10 7 mm Pixels 10 5 um square 2 25 1 fibre optic taper on 1M4 CCD Smaller or indefinitely larger beam diameters can be imaged lt 1um processing resolution Diameter at user defined Clip level Gaussian amp Second Moment beam diameters Equivalent diameter above a user defined Clip level Equivalent Slit and Knife Edge diameters Gaussian profile fit amp fit Top Hat profile fit amp fit Equivalent Slit profile Major Minor amp Mean diameters Auto orientation of axes Relative and absolute Intensity Weighted
6. formance at no extra cost The 14 bit ADC capability may also be interfaced to cooled CCD analog output cameras Digital cameras In WinCamD the software talks directly to the CCD chip avoiding the limitations of the manufacturer s driver chipset This enables external trigger wider shutter speed control and user defined image capture regions with higher update rates Placing the ADC in the head allows a digital link from head to PC card insensitive to the EMI Electro Magnetic Interference problems that can plague analog video links in high power pulsed laser measurements lasers lambdaphoto co uk e www lambdaphoto co uk
7. wer Graph Saturation Limits 1 mm Beams Green CW beams mii Red Pulsed beams uJ in 16 us energy within 16 us the minimum shutter period 300 500 700 E 900 1100 E g At 1064 nm the Saturation Limit for a 1 mm Nd Yag is 1 uJ in 16 us Wavelength in nm If the Pulse Repetition Rate is lt 60 kHz this is 1 uJ per pulse If the Pulse Repetition Rate is gt 60 kHz this is lt 1 uJ per pulse For a 0 1 mm diameter beam the limit is 10 2 less at 0 01 uJ in 16 us For a 3 mm beam the limit rises by 3 2 to 9 uJ per pulse except that the 1 W limit means that the PRR must not exceed 50 kHz lasers lambdaphoto co uk www lambdaphoto co uk y Photometrics Part Number Description WinCamD Complete working system comprising WCDBoard WCamD TaperCamD Complete working system comprising WCDBoard TCamD TaperCamD20 15 Complete working system comprising WCDBoard TCamD20 15 WinCamD IR Complete working system comprising WCDBoard WCamD IR TaperCamD IR Complete working system comprising WCDBoard TCamD IR WCDBoard Software PCI card Cable User manual Camera not included Does not include PC WCamD Digital CCD Camera 6 32 x 4 76 mm active area 4 65 um square pixels TCamD Digital CCD Camera with FO Taper 14 2 x 10 7 mm active area 10 5 um Square pixels TCamD20 15 Digital CCD Camera with FO Taper 19 6 x 14 4 mm active area 10 5 um square pixels WCamD I R IR version of WCamD for Telecom C amp L bands
8. xible 6 pin FireWire style serial cable XY profiles and centroids Gaussian and Top Hat fits Ellipticity Auto orientation Major Minor amp Mean Dias Background capture and subtraction User set Spatial and Intensity Zoom plus smoothing filter Image Averaging 1 to continuous 3 year warranty Free software upgrades r a har F ke ar limeni aa w igh a i an orl ml ee M a ar mT uu lasers lambdaphoto co uk e www lambdaphoto co uk AN Lambda WAYA a a WinCamD Product Specifications Product specifications are subject to change without notice ITEM Measurable Sources Measured Beam Powers Wavelength Range WinCamD WinCamD IR Third party cameras CCIR RS170 Electronic Dynamic Range CW beams Pulsed Pulse width lt 5 us Pulse width gt 5 us Manual Beam Attenuation All beams Options ADC converter Ilmaged Beam Dimensions WinCamD TaperCamD Measurement Accuracy Measured amp Displayed Profile Parameters Beam Diameter Beam Fit Ellipticity Centroid Position Filtered profile Displayed Profiles Displayed Plots lasers lambdaphoto co uk SPECIFICATION CW beams pulsed sources 1Hz to 50 kHz with single pulse isolation User configurable synchronous asynchronous amp variable delay trigger options Software programmable trigger input ve or ve edge 50 0 or 1 k See the Maximum Power Graph and Notes below e g 2uW to 100mW for a 1mm dia G
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