A transparent optical element having a spherical curve and a cylindrical curve used to correct vision defects of the eye.
Classification: Contact lenses
NSN 6650-01-321-8823
NSN 6135-01-512-8740
NSN 6645-01-654-5293
NSN 5910-00-005-0210
NSN 4140-00-481-3858
NSN 5925-00-170-4090
NSN 6130-01-357-1970
NSN 2925-01-138-8104
NSN 6645-00-998-7820
NSN 5990-01-061-5618
NSN 5950-00-221-2962
NSN 6685-00-045-3661