A transparent optical element having a spherical curve and a cylindrical curve used to correct vision defects of the eye.
Classification: Contact lenses
NSN 5915-01-633-9845
NSN 5975-00-940-7820
NSN 5935-01-486-4482
NSN 5990-01-251-0234
NSN 6130-01-151-5929
NSN 2925-01-400-2286
NSN 5920-01-444-1633
NSN 5935-00-223-6220
NSN 4140-00-166-8023
NSN 5985-00-156-4536
NSN 5950-00-267-1846
NSN 5835-01-011-4366