A transparent optical element having a spherical curve and a cylindrical curve used to correct vision defects of the eye.
Classification: Contact lenses
NSN 5996-00-034-0918
NSN 5999-01-611-8813
NSN 5925-00-104-5761
NSN 6240-01-580-6276
NSN 5835-00-969-5771
NSN 6650-00-891-9850
NSN 6135-01-220-7193
NSN 4140-01-266-7888
NSN 2925-00-275-1807
NSN 5990-01-582-1977
NSN 6240-01-513-1719
NSN 5935-01-236-9338