[ESO Logo] B&C Spectrograph Grating List [ESO152 Telescope]

List of Gratings

Grating
#
Grooves Blaze Dispersion CCD #39
mm-1 angle wavelength Order A mm-1 A px-1 spectral
range
13 150 2d09m 4550 1 484 7.26 8000a
1 225 5d20m 7236 1 331 4.96 7000a
" " " 3618 2 165 2.48 2500a
15 300 4d18m 4550 1 246 3.69 7557
9 300 8d38m 9100 1 252 3.78 6000a
" " " 4550 2 126 1.89 3871
25 400 6d30m 5150 1 187 2.81 5755
14 400 13d54m 12000 1 193 2.89 5500a
23 600 8d38m 4550 1 126 1.89 3871
6 600 13d00m 6825 1 128 1.92 3932
" " " 3412 2 64 0.96 1966
10 600 17d27m 9100 1 130 1.95 3993
" " " 4550 2 65 0.98 2007
5 900 21d10m 7236 1 87 1.31 2683
" " " 3618 2 43 0.65 1331
20 1200 36d52m 9100 1 64 0.96 1966
" " " 4550 2 32b 0.48 983
26 1200 22d12m 5730 1 66 0.99 2027
32c 2400 31d50m 4000 1 32 0.48 983
33 1200 17d27m 4548 1 65 0.98 2001
34 600 7d0m 3696 1 125 1.88 3844


alimited by instrument, detector and grating efficiency
bless efficient than first order of grating #32
cthe holographic grating #32 has an high efficiency and produces significantly less stray light contamination than ruled gratings


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