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 6105-00-225-9464
NSN 5999-00-900-4778
NSN 2925-01-336-2820
NSN 5835-01-078-6126
NSN 7035-00-445-9657
NSN 5960-01-487-6436
NSN 4140-01-621-9723
NSN 6685-01-365-4653
NSN 6145-00-307-7501
NSN 6685-01-258-6212
NSN 5996-01-287-8311
NSN 5925-01-487-8190