A transparent optical element having a spherical curve and a cylindrical curve used to correct vision defects of the eye.
Classification: Contact lenses
NSN 5965-01-494-6829
NSN 6620-01-259-5944
NSN 6135-01-168-2944
NSN 6220-01-466-1559
NSN 5895-00-005-5535
NSN 5965-00-125-6984
NSN 4140-00-580-8508
NSN 6645-01-432-7026
NSN 6240-01-476-1612
NSN 5915-01-422-0564
NSN 5920-01-200-6655
NSN 2925-00-311-0825