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 6685-00-062-4499
NSN 5910-01-475-1952
NSN 6145-00-857-1847
NSN 5930-01-030-8776
NSN 6150-01-435-5026
NSN 6645-00-853-0073
NSN 5990-01-606-9305
NSN 5895-00-117-4257
NSN 6130-01-303-6776
NSN 6110-01-066-8038
NSN 6620-00-234-3369
NSN 5930-01-073-8640