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 5905-01-464-0112
NSN 5999-01-136-6850
NSN 5930-01-192-9091
NSN 6240-00-034-5909
NSN 6145-01-557-0653
NSN 4140-01-412-2940
NSN 5930-01-533-6971
NSN 6145-01-240-8174
NSN 6135-01-167-7604
NSN 5835-01-408-7576
NSN 5960-01-418-2641
NSN 5895-00-827-2095