A transparent optical element having a spherical curve and a cylindrical curve used to correct vision defects of the eye.
Classification: Contact lenses
NSN 6145-01-507-8147
NSN 6135-01-564-8390
NSN 5990-01-400-3299
NSN 5996-01-023-0537
NSN 5910-00-929-7610
NSN 5835-01-384-3206
NSN 6620-00-100-4517
NSN 6135-00-681-2702
NSN 6685-01-343-2516
NSN 5950-00-970-1625
NSN 5930-01-323-7005
NSN 6220-00-650-4216