A transparent optical element having a spherical curve and a cylindrical curve used to correct vision defects of the eye.
Classification: Contact lenses
NSN 5960-01-500-6615
NSN 6130-01-180-1595
NSN 6620-00-305-8481
NSN 5835-00-825-2512
NSN 5910-01-642-9400
NSN 5998-01-634-0207
NSN 6320-01-211-6578
NSN 6135-01-087-7895
NSN 4140-01-049-1375
NSN 5895-01-401-5388
NSN 6240-01-444-1673
NSN 5985-00-477-1209