A transparent optical element having a spherical curve and a cylindrical curve used to correct vision defects of the eye.
Classification: Contact lenses
NSN 4140-01-490-7747
NSN 7035-01-602-9350
NSN 6240-01-347-3338
NSN 5945-00-141-0160
NSN 5915-01-336-3728
NSN 5998-01-417-4442
NSN 5925-01-166-4051
NSN 5996-00-876-9634
NSN 5990-00-224-9408
NSN 4140-01-379-8796
NSN 5895-01-508-3630
NSN 6145-01-515-7621