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SIRCA - The Stockholm InfraRed CAmera

  • Detector: 320 x 256 InSb array from Indigo Systems

  • Pixel scale: 0.22"

  • Field: 70.4" x 56.3"

  • Optics: Offner relay system

  • Wavelength range: 1 - 5 micron

  • Quantum Efficiency: ~ 100%

  • Readout time: 10 ms

  • Readout noise: 300 e-

  • Gain: 50 e-/ADU

  • Dark current: 105 e-/s

  • Limiting sensitivity: L' = 15.2 mag (1 hour on-source)


Back to top Last modified: 30-Nov-2005