Yellow 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 5855-01-491-0140
NSN 5999-01-378-8905
NSN 6240-01-327-2449
NSN 5999-01-544-6771
NSN 2925-01-472-4144
NSN 5975-01-130-4268
NSN 6130-00-816-6637
NSN 5975-00-185-5243
NSN 5960-01-361-6543
NSN 7035-01-474-0244
NSN 5975-01-398-7374
NSN 5930-00-043-4653