A transparent optical element having a spherical curve and a cylindrical curve used to correct vision defects of the eye.
Classification: Contact lenses
NSN 6650-01-607-7600
NSN 4140-00-411-2619
NSN 6220-00-111-3188
NSN 5965-01-028-3435
NSN 5935-01-441-9434
NSN 5998-01-643-1493
NSN 6645-01-049-0972
NSN 5935-01-207-0637
NSN 5985-01-165-7466
NSN 5910-01-194-4237
NSN 5965-01-386-2988
NSN 6150-01-191-2911