A transparent optical element having a spherical curve and a cylindrical curve used to correct vision defects of the eye.
Classification: Contact lenses
NSN 6135-00-057-2005
NSN 5999-01-455-9402
NSN 5990-00-568-4940
NSN 5985-00-007-8759
NSN 5975-01-198-0651
NSN 6620-00-724-3137
NSN 6110-00-170-6520
NSN 4140-00-860-1373
NSN 6650-01-604-9073
NSN 6620-01-656-1896
NSN 5990-00-319-0811
NSN 5835-01-368-4015