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 5999-01-477-9797
NSN 6130-00-975-7629
NSN 2925-01-298-2674
NSN 5998-01-516-4446
NSN 5996-01-600-0348
NSN 5985-01-264-9240
NSN 6610-01-562-0846
NSN 5999-00-510-0828
NSN 5935-01-477-2247
NSN 4140-01-170-4479
NSN 5985-00-146-6902
NSN 2925-00-707-6770