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 6685-01-019-4493
NSN 6645-01-292-2873
NSN 5985-01-426-8726
NSN 6320-01-352-8084
NSN 6135-01-222-0703
NSN 5985-00-212-7690
NSN 5985-01-283-7130
NSN 5895-01-035-6420
NSN 6135-00-351-8606
NSN 5975-01-428-6035
NSN 5930-01-589-4408
NSN 5950-01-206-4800