A transparent optical element having a spherical curve and a cylindrical curve used to correct vision defects of the eye.
Classification: Contact lenses
NSN 4140-01-507-7917
NSN 6105-01-382-5427
NSN 6240-01-586-9718
NSN 5975-01-364-3533
NSN 6110-00-857-4274
NSN 5975-01-399-6800
NSN 6130-00-670-0880
NSN 4140-00-860-7984
NSN 5990-01-499-6930
NSN 6135-01-426-4962
NSN 5999-00-186-0058
NSN 6650-01-207-2905