A transparent optical element having a spherical curve and a cylindrical curve used to correct vision defects of the eye.
Classification: Contact lenses
NSN 4140-01-659-1246
NSN 2925-01-008-1552
NSN 7035-01-369-1445
NSN 5930-01-651-2907
NSN 5935-01-443-3535
NSN 5910-00-388-6737
NSN 6240-01-497-3085
NSN 4140-00-024-5555
NSN
NSN 5855-00-879-5849
NSN 6135-01-613-1464
NSN 2925-01-170-1089