Vadim's Spectrograph Page
Spectrographs developed for use at the OAM and elsewhere by the CAOS team based at ESO
Spectrograph
Resolution
R = lamda / delta lambda
FIASCO Grating Fibre fed ~5000
LECHES Echelle Fibre fed ~19000 to ~20000
LOROS 3 Prisms (in line) 25 Ám Slit ~300 Red to ~1000 Blue 1st sky tests (Oct. 9, 2003)
BESOS Prism 25 Ám Slit ~
TRAGOS Transmission grating + wedge 25 Ám Slit ~230 @ 546 nm (50Ám pinhole)
Results lab. tests 31.3.2004
~270 @ 350 nm (25Ám slit)
~
370 @ 546 nm (25Ám slit)
~
600 @ 800 nm (25Ám slit)
1st lab. tests (Feb.18, 2003)
DADOS Reflection gratings with
200 lines/mm
900 lines/mm
3 Slits
25, 35, 50 Ám
25 Ám Slit @ 550 nm
low res. ~500
high res. ~3000
Last modified by Vadim Burwitz
09/02/2009 18:21:41 CET