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 6610-01-380-2087
NSN 7035-01-462-5766
NSN 5935-00-683-5545
NSN 5905-00-279-2817
NSN 5999-01-444-5242
NSN 5950-01-446-6484
NSN 5905-00-726-9703
NSN 6685-00-862-7005
NSN 6240-01-453-1591
NSN 5999-01-181-2738
NSN 6110-00-752-2757
NSN 5960-01-487-6436