A transparent optical element having a spherical curve and a cylindrical curve used to correct vision defects of the eye.
Classification: Contact lenses
NSN 5920-00-057-5934
NSN 2925-01-453-1606
NSN 5935-00-547-9393
NSN 5935-01-181-5363
NSN 6220-01-029-8605
NSN 5935-01-536-9416
NSN 2925-01-371-6853
NSN 5960-01-599-4726
NSN 6320-00-174-1362
NSN 6685-00-116-6026
NSN 5905-01-485-3569
NSN 5925-01-555-8524