An item for testing keenness of vision and refraction in any area where ordinary lighting facilities are available.
Classification: Other ophthalmic instruments and appliances and parts and accessories
NSN 5965-01-337-8625
NSN 6105-00-295-0959
NSN 6135-01-056-4609
NSN 6135-00-255-1340
NSN 6685-01-147-4532
NSN 4140-01-604-9981
NSN 4140-01-129-2239
NSN 5998-01-504-6526
NSN 5990-00-813-5620
NSN 5835-00-554-0399
NSN 6240-00-553-8891
NSN 6685-01-089-3906