Alta U98 Specifications   Printer friendly PDF Alta U98 Specifications The Alta U98 has a back-illuminated full frame spectroscopy format CCD with exceptionally high quantum efficiency across the visible and in the UV. The 14 micron pixels provide high spectral resolution. 2048 x 14 array, 14 x 14 micron pixels 500 kHz 16-bit digitization 32Mbyte camera memory USB 2.0 interface: no plug in cards or external controllers Programmable, intelligent cooling to 50-55°C below ambient (D02 housing) / 70-75°C below ambient (D09 housing) Binning up to 8 Horizontal x up to 14 Vertical Subarray readout and fast sequencing modes Precision time delayed integration (TDI) and kinetics mode readout Programmable fan speed for low / zero vibration Two serial port outputs for control of peripheral devices General purpose programmable I/O port External triggering and strobe controls ActiveX drivers included with every system Field upgradeable firmware Fused silica windows Runs from single 12V supply with input voltage monitor Compact enclosure Programmable status indicators MaxIm DL/CCD and CCDSoft software packages are offered at special prices when purchased at the same time as a camera system. CCD Specifications CCD Hamamatsu S9840 Array Size (pixels) 2048 x 14 Pixel Size 14 x 14 microns Imaging Area 28.7 x 0.2 mm (5.6 mm2) Imaging Diagonal 28.7 mm Video Imager Size 1.79" Linear Full Well (typical) 130K electrons Dynamic Range 74 dB QE at 400 nm 58% Peak QE (600-700 nm) 90% Anti-blooming none Camera System Performance PC Interface USB 2.0 Max. Cable Length 5 meters between hubs; 5 hubs maximum (max. total of 30m) Digital Resolution 16 bits at 500 kHz System Noise (typical) 15 e- RMS at 500 kHz Pixel Binning 1x1 to 8 x 122 on-chip Exposure Time 30 milliseconds to 183 minutes (2.56 microsecond increments) Image Sequencing 1 to 65535 image sequences under software control Frame Sizes Full frame, subframe, focus mode Cooling (typical) Thermoelectric cooler with forced air. Maximum cooling 50-55°C below ambient temperature (D02 Housing). 70-75°C below ambient temperature (D09 housing). Dark Current (typical) Standard D02: 0.2 e-/pixel/sec (-30°C). High Cooling D09: 0.02 eps (-50°C). Temperature Stability ± 0.1°C Camera Head Size D02. Aluminum, hard blue anodized. 6" x 6" x 2.5" (15 x 15 x 6.35 cm) Weight: 3.1 lb. (1.4 kg) Low profile: D06. Wide Angle: D13. High Cooling: D09 (17.8 x 17.8 x 8.9 cm. 1.9 kg). Mounting 3.5" bolt circle. 2" 24 tpi thread. Optional Nikon F-mount or Canon FD or EOS/EF mount. Back Focal Distance Standard: 1.025" (2.60cm). Low profile: 0.460" (1.17 cm). D09: 1.40" (3.56cm). [optical] Operating Environment -22° to 27°C. Relative humidity: 10 to 90% non-condensing. Cable Length Standard: 15 ft (4.5m) Power 40W maximum power with shutter open and cooling maximum. AC/DC "brick" supply with int'l AC input plug (100-240V, 50-60 Hz). Alternate 12V input from user's source. Shutter Standard: Melles Griot 43mm. Low profile: no shutter. D09: Melles Griot 63mm. Remote Triggering LVTTL input allows exposure to start within 25 microseconds of rising edge of trigger CCD Sensitivity