A transparent optical element having a spherical curve and a cylindrical curve used to correct vision defects of the eye.
Classification: Contact lenses
NSN 6650-01-409-1992
NSN 5910-01-176-1513
NSN 5855-01-028-8387
NSN 5950-01-058-4740
NSN 5930-01-589-1309
NSN 5935-01-547-4888
NSN 6645-01-061-2916
NSN 6685-01-373-5767
NSN 6650-01-485-2351
NSN 6645-01-325-4216
NSN 5895-00-405-6995
NSN 5915-00-193-6850