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 6645-01-484-0777
NSN 5855-01-160-3802
NSN 5935-00-226-1106
NSN 5910-00-406-6442
NSN 5960-01-212-8118
NSN 2925-00-707-6770
NSN 7035-00-009-8705
NSN 6620-01-129-8943
NSN 6130-01-423-8338
NSN 6240-01-445-3451
NSN 5910-00-960-0143
NSN 5945-01-372-2199