A transparent optical element having a spherical curve and a cylindrical curve used to correct vision defects of the eye.
Classification: Contact lenses
NSN 5895-00-011-7880
NSN 5945-01-350-1997
NSN 6620-00-349-4703
NSN 5960-00-904-0294
NSN 5950-00-052-3305
NSN 5975-00-768-3570
NSN 5960-00-419-9964
NSN 2925-00-008-5485
NSN 5910-01-386-1152
NSN 5910-01-643-3579
NSN 5930-01-626-2743
NSN 4140-00-930-3079