SCORPIO grisms

Grisms for spectral observations (longslit, multislit, slitless)
Name lines/mmSpectral range, A FWHM, ADispersion*, A/px
VPHG400 400 3500-9500 13 3.0
VPHG550G 550 3500-7200 10 2.1
VPHG550R 550 6000-1000010 2.1
VPHG1200B 12003600-5400 5.5 0.87
VPHG1200G 12004000-5700 5 0.88
VPHG1200R 12005700-7500 5 0.86
VPHG1200IR12007600-9300 5 0.86
VPHG1800R18006100-71002.5 0.52
VPHG2300G 23004700-5500 2.2 0.38
*Reciprocal dispersion for CCD EEV42-40

Grisms total transparency (grisms+optics+CCD)