A transparent optical element having a spherical curve and a cylindrical curve used to correct vision defects of the eye.
Classification: Contact lenses
NSN 6620-01-528-1818
NSN 6145-01-202-2837
NSN 5985-00-396-0125
NSN 5925-01-022-9733
NSN 6135-00-643-4843
NSN 5930-00-244-8628
NSN 5855-01-040-3881
NSN 5920-01-585-4209
NSN 5935-01-052-1239
NSN 5950-01-219-9667
NSN 5999-00-930-7775
NSN 5910-00-156-6001