A transparent optical element having a spherical curve and a cylindrical curve used to correct vision defects of the eye.
Classification: Contact lenses
NSN 6610-00-142-9678
NSN 4140-00-469-2606
NSN 5999-01-462-1935
NSN 5910-00-203-5603
NSN 6220-01-076-4383
NSN 5960-01-357-1261
NSN 5920-01-005-0161
NSN 6620-01-508-6072
NSN 5835-00-491-3834
NSN 5998-00-028-6920
NSN 4140-01-397-4174
NSN 5998-01-528-7948