A transparent optical element having a spherical curve and a cylindrical curve used to correct vision defects of the eye.
Classification: Contact lenses
NSN 5945-01-351-5354
NSN 6685-00-252-3057
NSN 5920-01-640-6694
NSN 6610-01-149-1465
NSN 5965-00-791-0964
NSN 4140-01-384-2858
NSN 5950-00-712-9516
NSN 5935-00-412-4745
NSN 5855-00-117-0857
NSN 6620-01-605-2590
NSN 5998-01-529-9456
NSN 4140-00-788-6098