A transparent optical element having a spherical curve and a cylindrical curve used to correct vision defects of the eye.
Classification: Contact lenses
NSN 6220-01-407-2133
NSN 6220-01-449-1239
NSN 6620-01-352-5640
NSN 5945-01-158-6075
NSN 6610-00-104-8223
NSN 6320-01-259-2604
NSN 6240-01-466-9112
NSN 6620-00-663-8962
NSN 6685-01-152-1781
NSN 7035-01-492-5271
NSN 6645-00-431-9472
NSN 6240-01-525-4275