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 5920-01-397-1280
NSN 5985-01-543-2426
NSN 6105-00-265-7545
NSN 6610-01-065-1073
NSN 5895-01-449-4043
NSN 5925-01-056-5127
NSN 6105-00-241-9035
NSN 6135-00-062-5080
NSN 5960-01-443-3067
NSN 6220-00-592-0268
NSN 6685-01-164-6558
NSN 6650-01-295-6059