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 5905-00-354-1777
NSN 5925-00-945-1118
NSN 5945-00-281-1351
NSN 5998-01-428-4416
NSN 6320-00-456-2092
NSN 6610-00-703-2489
NSN 5915-01-458-0836
NSN 5925-01-378-8171
NSN 6105-00-959-5468
NSN 6150-00-313-9986
NSN 6240-01-449-9815
NSN 5855-00-925-0114