A transparent optical element having a spherical curve and a cylindrical curve used to correct vision defects of the eye.
Classification: Contact lenses
NSN 5925-01-145-9198
NSN 5930-00-776-4186
NSN 6220-00-419-0635
NSN 5985-00-420-1260
NSN 6240-01-013-8895
NSN 5996-01-362-7068
NSN 5975-01-212-5830
NSN 5945-01-365-1639
NSN 6145-01-263-3902
NSN 6620-01-596-3642
NSN 2925-00-964-7128
NSN 5950-00-751-7529