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 6220-01-044-6940
NSN 4140-01-023-8098
NSN 5935-01-469-6229
NSN 5835-01-070-1882
NSN 5920-00-647-3467
NSN 6105-01-555-8232
NSN 5905-00-914-5992
NSN 6145-01-222-3155
NSN 5935-01-240-2374
NSN 5999-01-525-7937
NSN 5930-01-330-5579
NSN 5925-01-571-7018