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 6610-01-157-0426
NSN 5950-01-260-9447
NSN 5855-00-688-9954
NSN 5985-01-414-9266
NSN 5925-01-142-4999
NSN 5925-00-570-4771
NSN 2925-01-562-1663
NSN 5996-00-270-0340
NSN 4140-00-914-7949
NSN 6645-00-353-6659
NSN 6145-01-610-8730
NSN 6135-01-226-4071