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 6135-01-260-7180
NSN 6320-00-731-6134
NSN 5855-01-507-5749
NSN 6320-01-578-6006
NSN 6135-01-475-7415
NSN 5935-00-235-4801
NSN 5855-01-165-6361
NSN 5935-01-527-9802
NSN 5855-00-118-8762
NSN 6610-01-412-9313
NSN 6130-01-634-0603
NSN 6620-01-400-2221