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 6620-01-540-8144
NSN 5996-01-633-7979
NSN 5965-01-301-2553
NSN 5895-00-862-5564
NSN 6320-01-292-2232
NSN 6320-00-389-4756
NSN 5835-00-315-3797
NSN 5965-00-486-7907
NSN 5950-01-257-4050
NSN 5990-01-411-5930
NSN 5920-00-988-7898
NSN 5996-01-484-6719