A transparent optical element having a spherical curve and a cylindrical curve used to correct vision defects of the eye.
Classification: Contact lenses
NSN 6645-01-172-6838
NSN 5975-00-623-6460
NSN 6145-01-562-8763
NSN 6645-00-160-0503
NSN 4140-00-218-3579
NSN 5990-00-678-6006
NSN 4140-01-432-1447
NSN 6620-01-396-2149
NSN 5975-01-197-1923
NSN 5915-01-183-2843
NSN 5920-01-357-7165
NSN 5998-01-152-2248