A transparent optical element having a spherical curve and a cylindrical curve used to correct vision defects of the eye.
Classification: Contact lenses
NSN 4140-01-440-4379
NSN 5990-01-419-0661
NSN 5935-00-543-0207
NSN 5960-00-167-0397
NSN 7035-01-574-8260
NSN 6240-01-320-1308
NSN 5925-01-222-5937
NSN 5915-01-534-5154
NSN 5945-00-468-7995
NSN 6145-01-470-3933
NSN 6105-01-104-4495
NSN 5915-00-423-7196