A transparent optical element having a spherical curve and a cylindrical curve used to correct vision defects of the eye.
Classification: Contact lenses
NSN 5998-01-481-5537
NSN 5990-01-196-2953
NSN 6610-00-717-3167
NSN 5905-01-326-3326
NSN 2925-00-759-5465
NSN 6610-01-250-2811
NSN 6135-01-214-6441
NSN 5920-00-938-5399
NSN 4140-01-416-0705
NSN 5945-01-485-8030
NSN 5905-01-297-9827
NSN 6620-01-384-9708