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 6645-01-023-7557
NSN 2925-00-942-2417
NSN 5965-00-007-7863
NSN 6620-00-403-1142
NSN 5950-01-494-3355
NSN 6110-01-411-6608
NSN 6110-01-503-0450
NSN 5920-01-072-5179
NSN 5910-00-630-8041
NSN 5996-01-537-0084
NSN 5915-00-513-4285
NSN 6145-01-432-0088