NICI Detectors
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NICI is equipped with two Aladdin II InSb detectors, one for each science channel. The table below provides their characteristics as measured in NICI.
Characteristic | Channel 1 Detector | Channel 2 Detector |
Pixel format | 1024x1024 pixels | 1024x1024 pixels |
Pixel Scale | 0.018 arcsec/pixel | 0.018 arcsec/pixel |
Field of View | 18.43 x 18.43 arcsecs | 18.43 x 18.43 arcsecs |
Spectral Response | 0.9 to 5.5 microns | 0.9 to 5.5 microns |
Instrumental Background | 2-4 e-/s/pix | 2-4 e-/s/pix |
Gain | 0.0806 ADU/e- | 0.0806 ADU/e- |
Well depth | 200,000 e- | 200,000 e- |
Quantum efficiency | about 90% | about 90% |
Flat field repeatability | TBD | TBD |
Residual image retention | Yes | Yes |