Reference wavelengths for calibrating prism spectrometers

Abstract

\" clengLh s for cali b ratin g infrar ed-pri sm in str um ent s nave b een mea sured fro m t h e a bso rpLion ba nds of p olysty rene, 1, 2,4-trichlo roben zen e, a nd toluene. Several b an d s of didym ium glass h ave been ca librated for t h e nca r-infra r ed r egion , an d 27 rotat ion a llin es of t h e 3. 3-micro n b an d of m et h an e h ave been m easured.