A transparent optical element having a spherical curve and a cylindrical curve used to correct vision defects of the eye.
Classification: Contact lenses
NSN 5905-01-238-0036
NSN 6150-00-081-1786
NSN 6620-01-273-7734
NSN 5999-00-469-5031
NSN 5920-00-916-5514
NSN 6320-01-643-0850
NSN 5835-01-397-8801
NSN 6145-01-143-2868
NSN 4140-01-265-3151
NSN 6650-00-869-5760
NSN 4140-01-412-0794
NSN 5915-01-170-6365