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 6610-01-177-5033
NSN 5910-01-158-6870
NSN 5985-01-399-0614
NSN 5855-01-568-1532
NSN 5910-00-453-9949
NSN 5915-01-347-0104
NSN 5925-01-039-2230
NSN 5945-01-278-9211
NSN 5998-01-655-7478
NSN 5998-00-222-5293
NSN 6105-00-080-5537
NSN 4140-01-023-8846