A transparent optical element having a spherical curve and a cylindrical curve used to correct vision defects of the eye.
Classification: Contact lenses
NSN 6320-00-831-2227
NSN 6145-01-576-9609
NSN 5998-01-168-8387
NSN 5990-00-946-5650
NSN 2925-00-144-6405
NSN 4140-01-071-1512
NSN 5920-01-437-7347
NSN 5855-00-256-5562
NSN 6110-01-381-7014
NSN 6620-01-449-8743
NSN 6130-01-212-3832
NSN 6220-01-074-7718