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 6645-01-406-0688
NSN 6685-01-528-7585
NSN 5925-01-592-0712
NSN 7035-00-096-9986
NSN 6240-01-246-4258
NSN 5996-01-085-7616
NSN 5996-00-438-7532
NSN 2925-01-460-1601
NSN 6620-00-153-0982
NSN 5975-00-279-1776
NSN 5998-00-195-7657
NSN 6220-00-129-0820