A transparent optical element having a spherical curve and a cylindrical curve used to correct vision defects of the eye.
Classification: Contact lenses
NSN 6645-01-140-0868
NSN 5925-00-088-4563
NSN 4140-01-626-8417
NSN 5920-01-317-6642
NSN 5998-01-473-8386
NSN 6610-01-646-9101
NSN 5990-01-411-5930
NSN 6150-00-196-7322
NSN 5920-01-145-8616
NSN 5930-01-274-4215
NSN 6620-01-653-9727
NSN 5985-00-759-1410