A transparent optical element having a spherical curve and a cylindrical curve used to correct vision defects of the eye.
Classification: Contact lenses
NSN 5920-01-401-5315
NSN 4140-01-070-4928
NSN 5935-01-463-9275
NSN 4140-01-610-6302
NSN 6220-01-642-4555
NSN 6620-01-117-0834
NSN 5925-00-342-3637
NSN 5895-01-187-1779
NSN 5835-01-250-2939
NSN 5960-01-462-1864
NSN 5905-01-614-8485
NSN 5996-00-929-6762