An item externally or internally threaded on one end, designed to be attached to the viewing end of an eyepiece. It is used to prevent physical contact of the observers' eye(s) with the eye lens(es) and protect the lens(es) from damage. Excludes eyeshield, optical instrument; and visor (as modified).
Classification: Military equipments not identified by kind
NSN 6220-01-041-5885
NSN 6105-01-594-2251
NSN 6130-01-382-9352
NSN 6240-01-412-9337
NSN 5960-01-550-8038
NSN 4140-00-523-0410
NSN 5960-00-519-9880
NSN 6105-01-385-6764
NSN 5998-01-355-0321
NSN 5935-00-171-3129
NSN 6135-01-396-4900
NSN 6110-00-596-9124