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 5915-01-009-4262
NSN 6105-01-509-6049
NSN 6620-01-284-6526
NSN 5835-01-247-2634
NSN 5920-01-147-5652
NSN 6610-01-398-1094
NSN 5855-00-688-9954
NSN 6320-00-731-6134
NSN 5930-01-209-4698
NSN 5985-01-379-2513
NSN 5965-01-344-4099
NSN 5985-00-103-0449