A transparent optical element having a spherical curve and a cylindrical curve used to correct vision defects of the eye.
Classification: Contact lenses
NSN 5920-01-088-7958
NSN 6240-00-984-4518
NSN 5895-01-491-0250
NSN 6145-01-215-0178
NSN 5990-00-884-1743
NSN 5835-01-384-3206
NSN 6145-00-239-8393
NSN 6610-01-249-3243
NSN 6685-00-500-6933
NSN 6320-01-125-3361
NSN 5990-01-226-2653
NSN 6620-00-451-1460