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 5905-01-014-6139
NSN 5895-00-981-9838
NSN 2925-01-197-7864
NSN 6650-01-304-1739
NSN 6110-01-322-8024
NSN 5915-00-784-6066
NSN 5998-01-013-7009
NSN 6685-01-542-8635
NSN 6220-01-079-7772
NSN 2925-00-679-8131
NSN 5910-01-600-0102
NSN 6620-01-045-4467