A transparent optical element having a spherical curve and a cylindrical curve used to correct vision defects of the eye.
Classification: Contact lenses
NSN 5975-01-033-0897
NSN 5999-01-581-1189
NSN 6645-01-578-6815
NSN 5895-01-250-5793
NSN 6620-00-581-8984
NSN 6150-01-279-9047
NSN 5975-01-025-1870
NSN 2925-00-915-1827
NSN 5945-01-310-5371
NSN 6685-01-063-7425
NSN 5895-01-168-0827
NSN 6610-01-534-2147