A transparent optical element having a spherical curve and a cylindrical curve used to correct vision defects of the eye.
Classification: Contact lenses
NSN 6610-01-123-7292
NSN 6320-00-994-0179
NSN 6220-01-104-7280
NSN 7035-01-657-1689
NSN 5930-01-470-2971
NSN 6220-01-166-3348
NSN 5990-00-391-6207
NSN 4140-01-135-3740
NSN 5990-01-395-4194
NSN 6130-01-025-2574
NSN 6685-00-624-5156
NSN 5925-01-418-5762