A transparent optical element having a spherical curve and a cylindrical curve used to correct vision defects of the eye.
Classification: Contact lenses
NSN 5935-00-333-0528
NSN 6645-01-290-1013
NSN 5999-00-730-4389
NSN 6150-01-389-4289
NSN 6620-00-906-7339
NSN 5905-01-421-8719
NSN 4140-00-833-2952
NSN 5999-01-168-0822
NSN 6145-01-065-7547
NSN 6135-01-247-5660
NSN 5990-01-101-7602
NSN 6650-01-166-5025