A transparent optical element having a spherical curve and a cylindrical curve used to correct vision defects of the eye.
Classification: Contact lenses
NSN 4140-01-444-0543
NSN 5975-01-170-1282
NSN 6620-01-365-1499
NSN 5925-01-389-8277
NSN 6145-00-787-7313
NSN 5996-01-183-6551
NSN 5945-01-202-3296
NSN 6320-01-648-5538
NSN 6240-01-096-0573
NSN 4140-00-086-8968
NSN 5998-00-053-6241
NSN 7035-01-556-6860