A transparent optical element having a spherical curve and a cylindrical curve used to correct vision defects of the eye.
Classification: Contact lenses
NSN 5910-01-287-4403
NSN 5895-01-352-5695
NSN 2925-01-633-4048
NSN 5990-01-507-1479
NSN 6110-00-288-4179
NSN 5996-01-386-4230
NSN 5999-01-435-6290
NSN 5985-01-111-7255
NSN 6110-00-075-0632
NSN 5999-01-382-9776
NSN 5985-01-591-9716
NSN 2925-00-964-7128