Optical rule; 17 cm long; one surface permanently graduated imm on one edge and graduated in inches on the opposite edge; white opaque plastic material; approx 1/16 inch thick and 15/32 inch wide; beveled on both edges; rounded ends
A graduated measuring instrument with edges and ends smoothly polished to prevent injury to the patient. It is used for nasal and eye measurements.
Classification: Other ophthalmic instruments and appliances and parts and accessories
NSN 5999-01-534-6117
NSN 5935-00-137-8004
NSN 5920-01-441-6379
NSN 5930-00-143-9467
NSN 5920-01-029-8496
NSN 6220-01-264-8189
NSN 6610-01-269-5437
NSN 6320-00-036-3688
NSN 6240-01-364-8254
NSN 7035-01-026-1171
NSN 6105-01-119-3514
NSN 7035-01-235-6023