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 6240-00-275-1950
NSN 5975-01-134-2271
NSN 5975-01-523-9152
NSN 5910-01-005-9380
NSN 5910-01-213-3476
NSN 7035-01-068-1096
NSN 6650-01-122-6734
NSN 6110-01-312-8541
NSN 5990-00-946-5650
NSN 6145-00-528-6467
NSN 5905-00-240-5743
NSN 5998-00-140-5643