A transparent optical element having a spherical curve and a cylindrical curve used to correct vision defects of the eye.
Classification: Contact lenses
NSN 6145-00-942-8410
NSN 6610-00-181-7544
NSN 4140-01-183-3550
NSN 6620-01-168-8450
NSN 5925-01-440-9111
NSN 5925-00-655-4345
NSN 6135-00-437-5182
NSN 5915-00-324-0882
NSN 6620-00-366-1365
NSN 5965-00-928-6983
NSN 4140-00-171-1387
NSN 5920-01-178-9581