A transparent optical element having a spherical curve and a cylindrical curve used to correct vision defects of the eye.
Classification: Contact lenses
NSN 5990-00-140-0364
NSN 6135-01-568-9107
NSN 2925-00-564-1692
NSN 5998-01-059-1046
NSN 5910-00-508-2667
NSN 6145-00-959-5897
NSN 5950-01-371-0139
NSN 6645-01-182-4896
NSN 5965-01-189-4805
NSN 5965-01-388-3492
NSN 6150-00-510-3439
NSN 5960-00-489-2805