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 5925-01-104-7975
NSN 6135-01-362-4256
NSN 4140-01-554-0886
NSN 5965-01-578-5626
NSN 6220-01-137-2848
NSN 5895-00-845-9262
NSN 6135-00-269-5843
NSN 6240-01-521-7157
NSN 5985-00-676-4852
NSN 6130-00-195-2130
NSN 2925-00-660-8131
NSN 6685-00-447-6436