A transparent optical element having a spherical curve and a cylindrical curve used to correct vision defects of the eye.
Classification: Contact lenses
NSN 5990-01-065-0492
NSN 6150-00-419-9833
NSN 5935-00-801-4334
NSN 5855-01-007-9541
NSN 5945-00-848-7180
NSN 5999-01-446-6541
NSN 2925-01-586-4574
NSN 2925-00-105-3907
NSN 6220-01-535-6968
NSN 4140-01-233-9168
NSN 6240-01-426-5581
NSN 5990-01-517-1909