--> NICI Detectors | Gemini Observatory

Change page style: 

NICI Detectors

You are here

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

Gemini Observatory Participants