Ascent® ASP-A4000 2048 x 2048 7.4u

This product is no longer available.

Terms and Conditions
Lead time 6-8 weeks, built to order 


  • 1 to 16 MHz 16-Bit digitization
  • Binning up to 8 horizontal x 2048 height
  • Field upgradeable firmware
  • Subarray readout and fast sequencing modes

The Ascent A4000 has a 4-megapixel interline transfer sensor with high quantum efficiency and twice the dynamic range of similar Sony sensors. The camera is available with a monochrome sensor (A4000) or color sensor (A4000C) with a Bayer mosaic. Low noise and small pixels are ideal for OEM applications, biological and physical sciences.  

 

Additional Features:

  • 32/64 bit ActiveX drivers included with every system
  • Programmable cooling to 35°C below ambient
  • External triggering and strobe controls
  • Programmable offset and gain
  • Programmable status indicators
  • Dual channel CCD support
  • Moisture free chambers
  • Video focus mode
  • Precision locking filter wheels optional

CCD Specifications
CCD  
Array Size (pixels) 2048 x 2048
Pixel Size 7.4 x 7.4 microns
Imaging Area 15.1 x 15.1mm (230mm2)
Imaging Diagonal 21.43mm
Linear Full Well (typical) 40K electrons
Dynamic Range 74 dB
QE at 400nm 47%
Peak QE (480nm) 56%
Anti-blooming 300X
Camera System Performance
PC Interface USB 2.0
Max. Cable Length 5 meters between hubs, 5 hubs maximum (max. total of 30m); or up to 50m with icron 2.0 Ranger extender
Digital Resolution 16 bits (single channel): 3.3 and 8Mpixels/sec; 8 MHz (dual channel): 16Mpixels/sec
System Noise (typical) 6 e- RMS at 3 MHz; 7 e- RMS at 8/16 MHz
Pixel Binning 1 x 1 to 8 x 2048 on chip
Exposure Time 100 microseconds 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 35°C below ambient temperature.
Dark Current (typical) 0.01 e-/pixel/sec (-10°C)
Temperature Stability +/- 0.1°C
Operating Environment -30° to 35°C. Relative humidity: 10 to 90% non-condensing.
Power 20W maximum power with cooling maximum. AC/DC "brick" supply with int'l AC input plug (100-240V, 50-60Hz). Alternate 6V input from user's source.
Remote Triggering LVTTL input allows exposure to start within 25 microseconds of rising edge of trigger.
Camera Head Size Aluminum. 3.2" x 4.7" x 1.3" (8.1 x 11.9 x 3.3 cm). Weight: 1.4 lb. (0.65 kg)
Back Focal Distance Standard: 0.32" (0.81cm). [optical]
Mounting 1.5" x 2.5" bolt pattern, 6-32 thread. Optional C-mount (1" 32 tpi thread), Nikon F-mount, or 2" slip-fit adapters.
Op. System Support Windows, Macintosh, Linux

 

CCD Sensitivity