A transparent optical element having a spherical curve and a cylindrical curve used to correct vision defects of the eye.
Classification: Contact lenses
NSN 6220-01-455-7591
NSN 5996-00-860-0860
NSN 5945-01-107-2750
NSN 4140-00-289-9263
NSN 7035-01-118-4486
NSN 6150-01-424-7149
NSN 6610-01-649-5326
NSN 6645-01-476-8013
NSN 5965-01-198-3256
NSN 6145-01-484-8735
NSN 5925-00-054-4152
NSN 6240-00-179-2738