A transparent optical element having a spherical curve and a cylindrical curve used to correct vision defects of the eye.
Classification: Contact lenses
NSN 5990-01-503-9804
NSN 5925-01-581-9584
NSN 6150-01-491-9309
NSN 6130-00-410-2819
NSN 5945-01-486-1060
NSN 6130-01-647-6442
NSN 4140-01-511-0744
NSN 6130-01-441-0572
NSN 2925-00-275-1807
NSN 2925-01-389-6874
NSN 4140-01-479-2958
NSN 5915-01-342-3931