A transparent optical element having a spherical curve and a cylindrical curve used to correct vision defects of the eye.
Classification: Contact lenses
NSN 4140-01-385-0889
NSN 6145-00-557-3432
NSN 5935-00-490-4539
NSN 5915-00-880-2193
NSN 6620-01-462-5196
NSN 5999-01-213-8656
NSN 5935-01-561-3949
NSN 6110-00-916-9582
NSN 5990-00-698-3963
NSN 5950-00-827-8869
NSN 5990-01-411-8548
NSN 5965-00-918-3950