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 6135-01-164-3561
NSN 5965-00-408-5501
NSN 6130-01-179-5128
NSN 5920-01-577-2346
NSN 5998-01-166-2558
NSN 6685-01-025-1587
NSN 6610-00-395-2574
NSN 5910-00-105-4692
NSN 5975-01-597-4770
NSN 6320-01-512-2031
NSN 5975-00-589-4332
NSN 5945-01-322-3887