A transparent optical element having a spherical curve and a cylindrical curve used to correct vision defects of the eye.
Classification: Contact lenses
NSN 5998-01-218-9516
NSN 5998-01-248-8784
NSN 5996-00-111-0600
NSN 6110-01-546-0161
NSN 6220-01-263-7281
NSN 5910-01-017-2880
NSN 4140-00-307-2732
NSN 5985-01-393-5038
NSN 5920-01-455-1074
NSN 5835-01-199-5902
NSN 5960-00-965-5577
NSN 6240-00-471-5399