A transparent optical element having a spherical curve and a cylindrical curve used to correct vision defects of the eye.
Classification: Contact lenses
NSN 6220-01-399-4910
NSN 6150-01-187-1533
NSN 6645-01-121-0530
NSN 6320-01-436-0513
NSN 5965-01-367-6483
NSN 5945-00-172-0786
NSN 5998-01-024-3600
NSN 5998-01-191-4438
NSN 6110-00-766-0886
NSN 5965-01-513-9978
NSN 5960-01-381-8475
NSN 6135-01-077-5705