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 5985-00-615-5973
NSN 5935-01-504-6097
NSN 6145-01-249-3127
NSN 6135-00-284-1406
NSN 5996-00-060-3289
NSN 5920-01-474-5404
NSN 5985-01-326-2559
NSN 6110-01-442-0661
NSN 5895-01-574-9810
NSN 5895-00-471-3516
NSN 5925-01-363-1365
NSN 6240-01-108-6766