A transparent optical element having a spherical curve and a cylindrical curve used to correct vision defects of the eye.
Classification: Contact lenses
NSN 5895-01-203-8006
NSN 6135-01-400-2947
NSN 5990-01-486-2556
NSN 5925-01-336-1928
NSN 4140-01-561-1757
NSN 5855-00-014-5008
NSN 5855-01-398-0090
NSN 7035-00-585-2113
NSN 5960-01-198-7965
NSN 5996-01-461-3464
NSN 5985-01-608-4048
NSN 6135-01-438-4320