A transparent optical element having a spherical curve and a cylindrical curve used to correct vision defects of the eye.
Classification: Contact lenses
NSN 6240-01-212-3529
NSN 6240-01-325-8302
NSN 5910-00-690-9573
NSN 5835-01-227-2318
NSN 5999-01-504-8201
NSN 5965-00-100-1291
NSN 4140-00-252-7734
NSN 5950-01-078-5870
NSN 6645-01-308-9349
NSN 5895-01-356-8927
NSN 6685-00-806-4584
NSN 6650-01-316-6419