A transparent optical element having a spherical curve and a cylindrical curve used to correct vision defects of the eye.
Classification: Contact lenses
NSN 6650-00-992-4540
NSN 6645-01-247-4549
NSN 5925-00-766-8538
NSN 2925-01-502-5896
NSN 6135-01-542-5902
NSN 7035-01-311-8424
NSN 6610-01-273-2075
NSN 5998-01-627-5806
NSN 5999-00-297-6710
NSN 5920-01-617-8302
NSN 7035-01-316-7860
NSN 5835-01-077-6278