A transparent optical element having a spherical curve and a cylindrical curve used to correct vision defects of the eye.
Classification: Contact lenses
NSN 6620-01-573-5794
NSN 5905-01-013-3341
NSN 5998-01-392-0904
NSN 4140-00-017-2548
NSN 5985-00-166-8119
NSN 5905-00-869-2872
NSN 6110-00-484-2368
NSN 5855-00-058-1293
NSN 5998-01-408-4676
NSN 5935-01-113-7853
NSN 5960-00-153-7115
NSN 5996-01-045-4595