An item consisting of a cell, optical element in which is secured one or more optical elements, such as lenses, reticles, filters, windows, and the like. May include retaining rings, spacers, and/or separators. For items with focusing facilities and/or a diopter scale, see eyepiece assembly, optical instrument.
Classification: Military equipments not identified by kind
NSN 5999-01-511-6502
NSN 6320-00-646-3311
NSN 6320-00-456-0836
NSN 6110-00-776-5961
NSN 5925-00-894-8016
NSN 6320-01-466-4175
NSN 5915-01-219-1327
NSN 6130-01-049-6351
NSN 5975-01-011-1313
NSN 6220-01-345-4865
NSN 6135-01-377-5729
NSN 5985-01-314-3178