A tubular item fitted to the objective end of an optical instrument to protect the lens and/or window against the direct rays of the sun, and/or other obscuring elements.
NSN 5835-01-610-5744
NSN 5965-01-332-1931
NSN 5915-01-177-1766
NSN 5855-01-285-3483
NSN 5910-00-882-3261
NSN 6150-00-833-8148
NSN 5996-00-892-7828
NSN 5855-01-622-1516
NSN 5835-01-100-3265
NSN 5975-00-339-1499
NSN 5965-00-868-8711
NSN 5985-01-431-7386