A transparent optical element having a spherical curve and a cylindrical curve used to correct vision defects of the eye.
Classification: Contact lenses
NSN 6240-00-455-7640
NSN 6220-01-051-3865
NSN 4140-00-246-4969
NSN 6645-01-152-1092
NSN 5835-01-012-1436
NSN 6135-01-604-8739
NSN 5960-01-160-3437
NSN 5920-01-027-0660
NSN 5985-01-587-2674
NSN 6145-01-065-0799
NSN 5960-01-271-8107
NSN 6240-01-214-9458