Color clear
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 6240-00-908-5069
NSN 5920-01-416-6079
NSN 6240-00-735-7599
NSN 5905-00-983-4593
NSN 5835-01-362-8367
NSN 6240-00-918-2426
NSN 6110-01-398-1507
NSN 6320-01-453-5152
NSN 5925-01-314-3084
NSN 6135-01-554-1842
NSN 5996-00-109-5986
NSN 7035-01-322-8180