A transparent optical element having a spherical curve and a cylindrical curve used to correct vision defects of the eye.
Classification: Contact lenses
NSN 5975-01-499-9873
NSN 5905-01-532-3714
NSN 6150-01-263-1536
NSN 5920-01-063-8250
NSN 6620-00-862-5567
NSN 6320-00-894-1644
NSN 4140-01-378-5753
NSN 7035-00-252-7467
NSN 6240-01-537-2246
NSN 5945-00-923-9374
NSN 7035-00-931-9415
NSN 5905-01-387-9646