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 6645-01-010-3746
NSN 6240-01-641-9347
NSN 6220-01-573-3467
NSN 5895-01-264-9937
NSN 7035-00-763-6180
NSN 5945-01-277-0817
NSN 6645-01-029-4525
NSN 6220-01-387-0303
NSN 6240-01-253-0687
NSN 5935-01-479-6146
NSN 6645-00-269-2764
NSN 5945-01-085-2237