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 6240-00-266-6258
NSN 5975-01-567-5040
NSN 6240-01-091-5185
NSN 5910-00-816-8622
NSN 6150-00-434-5751
NSN 6130-01-112-0158
NSN 7035-01-260-0804
NSN 5960-01-272-2124
NSN 6130-00-112-0716
NSN 5920-01-479-8960
NSN 6110-00-753-7677
NSN 5975-00-471-0625