A transparent optical element having a spherical curve and a cylindrical curve used to correct vision defects of the eye.
Classification: Contact lenses
NSN 5925-00-990-5853
NSN 5920-00-228-4498
NSN 5998-01-236-5498
NSN 5920-00-401-7951
NSN 4140-00-839-4911
NSN 5960-01-025-2526
NSN 5990-01-434-7913
NSN 7035-01-282-7124
NSN 6610-01-468-6880
NSN 5930-01-603-3572
NSN 6610-01-317-4859
NSN 6150-01-359-4161