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 5965-00-246-5612
NSN 6110-01-598-3973
NSN 5930-01-378-6921
NSN 6150-01-632-7285
NSN 6650-00-330-0108
NSN 5895-00-931-7709
NSN 5996-01-448-6814
NSN 4140-00-555-3856
NSN 5950-00-452-1300
NSN 6685-01-015-7658
NSN 5920-00-394-9529
NSN 6610-01-541-4002