Telescope | ||
Focal length (; mm) | 100040 | |
Aperture (; mm) | 8082 | |
Plate Scale (arcsec mm) | 2.062 | |
Collimator | ||
Focal length (; mm) | 300.00 | [320.248] |
Aperture (; mm) | 25.882 | |
Camera | ||
Focal length (; mm) | 318.0 | [315.386] |
Aperture (; mm) | 34.327 | |
Detector | ||
Type | Raytheon InSb Array | |
Multiplexer | Aladdin II | |
Pixel size (mm pix) | 0.027 | |
Echelle grating | ||
Groove spacing (; mm) | 1.0/31.6 | |
Groove Angle (; degree) | 63.5 | [63.52] |
Grating operating angle( ; degree) | 8.0 | |
Cross-Disperser | ||
Groove spacing (; mm) | 1.0 / 42.5 | [1.0/42.35] |
Groove Angle (; degree) | 8.016 | |
Grating operating angle( ; degree) | 31.34498 |
* The values in [ ] are original optical design values of IRCS (Warren, 1996).