Case for the phoropter minus cylindrical lens type end item nsn 6540-00-877-6464. Found in army unit assemblage n315, medical materiel set eye exam clinic: depmeds
NSN 5960-00-178-0968
NSN 6240-00-232-7065
NSN 6145-00-722-0090
NSN 6110-01-012-3534
NSN 5998-01-547-5404
NSN 6610-01-605-1509
NSN 5999-01-493-2094
NSN 6150-01-246-3339
NSN 6240-01-108-4298
NSN 6135-01-210-8715
NSN 5915-00-411-1301
NSN 5895-01-039-9324