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 5835-00-841-2650
NSN 5945-00-481-8428
NSN 6220-00-110-7084
NSN 6145-01-499-6520
NSN 6610-00-997-6876
NSN 5935-01-275-4934
NSN 4140-01-389-6444
NSN 5998-01-201-0919
NSN 5996-01-226-7707
NSN 6110-01-435-6610
NSN 6620-01-350-5103
NSN 5905-01-209-0596