A transparent optical element having a spherical curve and a cylindrical curve used to correct vision defects of the eye.
Classification: Contact lenses
NSN 6645-01-144-8627
NSN 5910-00-010-1690
NSN 6650-00-775-6560
NSN 6240-01-003-8666
NSN 5925-01-237-5755
NSN 5905-01-216-2764
NSN 5920-00-518-4452
NSN 5855-01-278-8922
NSN 6145-01-033-2805
NSN 5960-01-491-9916
NSN 5999-01-132-8393
NSN 7035-01-657-3875