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 6240-01-547-2026
NSN 5895-01-555-4223
NSN 6610-01-234-9098
NSN 5945-00-565-2717
NSN 4140-01-296-9723
NSN 6240-00-115-5044
NSN 5915-01-425-8615
NSN 5999-00-004-2801
NSN 5855-00-405-4532
NSN 5915-01-508-8452
NSN 5855-00-116-6621
NSN 6240-00-319-4549