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 5985-00-643-3875
NSN 6105-01-215-4795
NSN 5990-01-492-1114
NSN 6620-00-008-3280
NSN 5999-01-100-0921
NSN 5935-01-629-4836
NSN 5920-01-477-2837
NSN 6645-01-336-6631
NSN 2925-01-597-9541
NSN 5998-00-418-8835
NSN 5985-01-183-8218
NSN 5895-01-587-9023