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 5945-01-451-4798
NSN 6320-00-116-3658
NSN 2925-00-845-1480
NSN 6650-00-573-7131
NSN 5895-00-495-6424
NSN 5925-00-875-1296
NSN 5920-01-381-0129
NSN 5910-01-133-3138
NSN 6145-01-229-5654
NSN 4140-00-459-1564
NSN 5985-01-088-8674
NSN 2925-01-090-2391