A transparent optical element having a spherical curve and a cylindrical curve used to correct vision defects of the eye.
Classification: Contact lenses
NSN 5996-01-434-7417
NSN 6320-00-394-8458
NSN 6150-00-350-5333
NSN 4140-01-337-9421
NSN 6610-01-111-1954
NSN 5920-00-838-4683
NSN 7035-00-417-2967
NSN 5985-01-642-9338
NSN 5895-00-855-1083
NSN 5930-01-271-7286
NSN 5910-01-546-6582
NSN 6135-00-271-0407