No other part numbers with same form, fit, and function found.
A light transmitting item consisting of a transparent, flat glass body having two plane-parallel surfaces, either with only nonabsorbing dielectric coatings or absorbing and nonabsorbing coatings of a thickness nearly equivalent to the wavelength of the transmitted light. Interference begins at the thin bordering surfaces of the coatings, the penetrating light waves being superimposed on the reflected light waves. The item can be installed in various optical insturments, to serve as an eye protecting device.
Classification: Military equipments not identified by kind
NSN 2925-01-648-6859
NSN 5975-01-585-6203
NSN 5920-01-622-0737
NSN 5998-01-061-7286
NSN 6220-00-935-6881
NSN 6150-01-026-1630
NSN 5935-01-198-7028
NSN 5835-01-391-4556
NSN 5905-01-438-0237
NSN 5855-01-105-7793
NSN 5930-01-551-1245
NSN 5965-01-411-4767