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
VPHG1800_O18005500-6500 2.5 0.51
VPHG1800R 18006100-7200 2.5 0.52
VPHG2300G 23004700-5500 2.2 0.38
**VPHG3000B30003500-4100 1.5 0.20
GR300 300 3500-950020 3.5
GR300G 300 3500-950020 3.5
GR300R 300 5500-1000020 3.5
GR600G 600 3800-6800 9 1.7
GR600R 600 6600-9600 9 1.7
GR1200G 12004200-5900 5 0.85
*Reciprocal dispersion for CCD EEV42-40
**Unfortunately, grism VPHG3000B is temporary absent!

Grisms total transparency (grisms+optics+CCD)