A transparent optical element having a spherical curve and a cylindrical curve used to correct vision defects of the eye.
Classification: Contact lenses
NSN 5925-01-201-4413
NSN 6650-01-551-1858
NSN 5985-01-330-2473
NSN 5990-01-121-1175
NSN 5999-01-006-8631
NSN 6320-01-132-2746
NSN 5895-00-152-0104
NSN 5996-00-176-0999
NSN 5855-00-446-5921
NSN 2925-01-364-7926
NSN 6610-01-161-4835
NSN 5960-01-095-6873