Researches on various mono- and pluri-chromatic filter glasses for photographic purposes, optical instruments, and pyrometry are dealt with. The analytical and investigating methods and the important properties of these glasses and their spectra are discussed.
Origin
Milan, Italy
Journal Title
Sprechsaal, 66 [52] 886 (1933); Glashutte, 63 [49] 835 (1933)
Sector
Primary Papers
Class
PP 471