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 5998-00-616-4409
NSN 5990-00-438-5587
NSN 6110-00-414-1624
NSN 5855-00-832-9341
NSN 6145-01-099-9620
NSN 6150-01-440-4863
NSN 5855-01-298-2519
NSN 6145-01-526-1651
NSN 5895-01-430-2555
NSN 5895-01-478-2566
NSN 6135-01-220-7193
NSN 6240-01-019-1997