Red filter
An item having two plane-parallel surfaces and used in the telescopic system of an optical instrument to modify the density or spectral intensity of light by absorption. Several filters having varied characteristics are usually mounted in such a manner that any selected filter may be moved in or out of the optical axis as light conditions warrant. Excludes window, optical instrument.
Classification: Military equipments not identified by kind
NSN 5960-00-181-0640
NSN 5945-00-828-2074
NSN 5925-00-236-9000
NSN 6150-01-467-4046
NSN 6110-00-111-3559
NSN 6620-00-613-3023
NSN 6685-01-432-0055
NSN 5975-01-571-6960
NSN 5985-01-585-6188
NSN 6105-01-379-1825
NSN 5996-01-024-9976
NSN 6240-01-602-8238