NICMOS: Basic Imaging Parameters
Parameter Camera 1 Camera 2 Camera 3
Pixel Size (arcsec) 0.043 0.075 0.2
Field of View (arcsec x arcsec) 11 x 11 19.2 x 19.2 51.2 x 51.2
Diffraction Limited WavelengTH (µm) 1.0 1.75 ...
Grism Background Radiation
Grism WavelengTH range microns Background (e-/sec/pixel) Background (Jansky/pix)
A 0.8-1.2 0.70 5.4 x 10-5
B 1.1-1.9 8.8 5.6 x 10-4
C 1.4-2.5 3000 0.10
Grism Characteristics
Grism Resolution per Pixel CenTRal WavelengTH Wedge Angle Bandpass Lines per mm
A 200 0.964 5.219 0.8 - 1.2 45.0
B 200 1.401 5.5889 1.1 - 1.9 30.769
C 200 2.058 5.6944 1.4 - 2.5 21.05