A transparent optical element having a spherical curve and a cylindrical curve used to correct vision defects of the eye.
Classification: Contact lenses
NSN 5920-01-143-5002
NSN 7035-00-167-7411
NSN 6105-00-197-8671
NSN 6320-00-511-7331
NSN 5835-01-466-5496
NSN 5965-01-618-2281
NSN 5996-01-181-5438
NSN 4140-00-344-4271
NSN 6145-01-644-2556
NSN 6240-01-040-8897
NSN 5999-01-478-9872
NSN 6645-00-898-4316