A transparent optical element having a spherical curve and a cylindrical curve used to correct vision defects of the eye.
Classification: Contact lenses
NSN 5975-01-586-9890
NSN 6110-00-331-8472
NSN 6645-01-034-6037
NSN 4140-00-977-2489
NSN 5998-01-307-8155
NSN 5945-01-557-6405
NSN 6145-00-174-9344
NSN 6150-00-335-7189
NSN 4140-01-143-1345
NSN 6320-01-489-6044
NSN 6240-00-480-1558
NSN 5920-00-014-7684