A transparent optical element having a spherical curve and a cylindrical curve used to correct vision defects of the eye.
Classification: Contact lenses
NSN 5925-01-421-0738
NSN 5960-01-495-0859
NSN 6620-01-530-7538
NSN 5965-01-036-9945
NSN 5920-01-153-7487
NSN 6610-00-088-9527
NSN 5990-01-236-8399
NSN 6685-00-958-1860
NSN 5999-00-187-2767
NSN 5910-01-176-8960
NSN 5999-01-525-7937
NSN 6150-01-263-9361