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The 40cm Ritchey-Chrétien telescope is located at Piszkéstető Mountain Station with a primary mirror of 40cm and has an effective focal ratio of f/6. The telescope was manufactured by Gemini Telescope Design. Currently the telescope is under developement and not working.

Parameters

Optical parameters

Primary mirror diameter 400 mm
Primary mirror focus 1405 ± 30 mm
Secondary mirror diameter 160 mm
Secondary mirror focus -977 ± 22 mm
Separation 907 ± 5 mm
Focal length of the system 2460 mm (2840 mm without the focus reductor)
Field of view 25.1 x 18.9 arcmin
Pixel scale 0.453 arcsec/pixel

Detector

FLI ML8300

Camera Chip Model Kodak KAF 8300 chip
CCD type Front illuminated
Maximum Cooling 60°C Below Ambient
Full well capacity 25500 e
chip size 17,96 x 13,52 mm
chip size 3326 x 2504 pixel
pixel size 5.4 μm

See also: Cassegrain Optics