A transparent optical element having a spherical curve and a cylindrical curve used to correct vision defects of the eye.
Classification: Contact lenses
NSN 5835-01-535-8470
NSN 5998-01-221-9854
NSN 6620-00-553-8988
NSN 4140-01-315-1986
NSN 6320-00-313-9114
NSN 5925-01-406-3490
NSN 5915-01-248-7671
NSN 5985-01-306-3340
NSN 5999-00-549-1690
NSN 6620-01-041-8567
NSN 4140-00-361-4691
NSN 5999-01-426-8740