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Last update: 26 Sep 2017
This page is designed by A.V. Moiseev
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The SCORPIO-2 project:
Spectral Camera with Optical Reducer for Photometric and Interferometric Observations - 2

The SCORPIO-2 main parameters
The total focal ratio at the BTA F/2.6
Spectral range 3600-10000 A
Field of view 6.1'6.1'
Spectral resolution R=500-4000 in long-slit mode
R=4000-15000 in scanning FPI mode

The CCD detector
Name E2V 42-90
Size, pixels 4600x2048
Pixel size, mkm 13.5x13.5
Scale, arcsec/px 0.18
Quantum Eff. Max 95%
Read-of-noise, e 1.8-4.0
Gain, e/ADU0.5, 2.
Dark, e/min0.03


The quantum efficiency measurements for CCD detector