A transparent optical element having a spherical curve and a cylindrical curve used to correct vision defects of the eye.
Classification: Contact lenses
NSN 6645-01-475-4723
NSN 6240-00-004-2516
NSN 6130-00-045-9897
NSN 5996-00-181-0207
NSN 5935-00-893-4857
NSN 4140-00-552-7370
NSN 6620-00-280-2874
NSN 6150-00-518-1402
NSN 5935-01-200-4210
NSN 4140-01-125-5187
NSN 7035-01-421-7159
NSN 6135-01-551-0562