A transparent optical element having a spherical curve and a cylindrical curve used to correct vision defects of the eye.
Classification: Contact lenses
NSN
NSN 5998-01-168-9782
NSN 5910-00-353-6649
NSN 4140-01-050-5764
NSN 5905-01-046-5290
NSN 5905-01-481-7561
NSN 6220-01-032-7370
NSN 4140-01-447-2419
NSN 5905-00-673-3249
NSN 4140-00-438-2485
NSN 6620-00-280-2874
NSN 5999-00-194-7750