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 6610-01-145-2569
NSN 6620-01-411-0390
NSN 7035-01-004-8819
NSN 5965-00-888-2643
NSN 5835-01-431-6877
NSN 5996-01-528-3473
NSN 5960-00-269-4762
NSN 5920-01-290-3771
NSN 2925-01-027-1293
NSN 5998-01-618-7495
NSN 5930-01-100-4248
NSN 5920-00-283-1321