A transparent optical element having a spherical curve and a cylindrical curve used to correct vision defects of the eye.
Classification: Contact lenses
NSN 5960-00-815-9820
NSN 5905-00-140-1533
NSN 5920-01-234-2138
NSN 6620-00-754-7494
NSN 5855-01-577-7174
NSN 5999-00-074-0544
NSN 6240-00-959-7025
NSN 5996-01-028-7884
NSN 5835-01-658-8290
NSN 5935-00-050-7031
NSN 6650-00-205-6282
NSN 6685-01-019-0705