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 6135-01-527-1422
NSN 7035-00-585-2113
NSN 6150-01-025-5833
NSN 5945-01-106-1703
NSN 7035-01-114-8550
NSN 4140-01-284-3198
NSN 6240-01-135-3874
NSN 6320-01-227-2648
NSN 6620-00-416-4131
NSN 5996-00-982-5496
NSN 6620-00-278-7313
NSN 6685-01-380-8690