A transparent optical element having a spherical curve and a cylindrical curve used to correct vision defects of the eye.
Classification: Contact lenses
NSN 5965-01-391-1703
NSN 4140-01-494-8237
NSN 6135-01-413-4747
NSN 6620-00-071-0181
NSN 6105-00-886-6067
NSN 6620-00-955-0330
NSN 5960-01-484-2042
NSN 5998-01-222-4216
NSN 6110-00-996-3698
NSN 6685-00-463-0258
NSN 5950-01-444-4053
NSN 5915-00-139-5453