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 6650-01-328-0546
NSN 6220-01-623-5919
NSN 6110-00-905-6148
NSN 6240-00-284-1457
NSN 5965-01-391-1703
NSN 5960-01-472-9562
NSN 6685-01-310-2212
NSN 5920-01-475-1251
NSN 7035-01-555-8289
NSN 5930-01-456-2804
NSN 2925-00-167-6763
NSN 6135-01-054-2462