A transparent optical element having a spherical curve and a cylindrical curve used to correct vision defects of the eye.
Classification: Contact lenses
NSN 6220-01-536-1965
NSN 6320-00-242-3300
NSN 5925-01-029-3483
NSN 6130-01-076-2948
NSN 5855-00-149-0766
NSN 5915-01-408-5821
NSN 5985-01-215-2210
NSN 6105-01-085-0989
NSN 5910-01-191-7504
NSN 4140-00-335-2863
NSN 5950-00-849-2588
NSN 5925-01-323-6491