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Three-channel imager at the Wendelstein 2-m Telescope (3KK)
Field of view | 3 channels on same f.o.v.: blue and red CCDs, WNIR 7 × 7 arc min (blue, red) 8 × 8 arc min (WNIR) |
Number of pixels | 2048 × 2048 each channel |
Pixel scale | 0.2003 arc sec/pixel blue CCD 0.2012 arc sec/pixel red CCD 0.2516 arc sec/pixel WNIR |
Detector type CCD | Fairchild |
Detector type WNIR | HAWAII-2RG |
Channel separation | beam splitters 695 nm, 970 nm |
Filter positions | 12+2 in 2 wheels |
Filters blue CCD | Sloan u′, g′, r′; [O I], Hα, [S II] |
Filters red CCD | Sloan i′, z′ |
Filters WNIR | Y, J, H, Ks; H2, Brγ |
Auto guiding | not implemented |
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