A transparent optical element having a spherical curve and a cylindrical curve used to correct vision defects of the eye.
Classification: Contact lenses
NSN 5920-00-422-5517
NSN 6320-01-386-3491
NSN 6135-01-210-8715
NSN 5895-01-071-7718
NSN 6135-01-139-1700
NSN 4140-00-143-9084
NSN 6110-01-321-7683
NSN 6110-01-411-7478
NSN 6645-01-412-6580
NSN 5990-01-287-9447
NSN 5960-01-570-8605
NSN 6110-00-471-3385