A transparent optical element having a spherical curve and a cylindrical curve used to correct vision defects of the eye.
Classification: Contact lenses
NSN 5925-01-116-4439
NSN 5855-01-180-2172
NSN 6650-01-506-4742
NSN 5920-00-422-5381
NSN 6130-01-466-1341
NSN 5999-01-430-3312
NSN 5945-00-889-1494
NSN 6110-01-013-9313
NSN 6110-00-913-2574
NSN 6150-01-654-4418
NSN 5935-01-323-4918
NSN 5960-01-429-2168