A transparent optical element having a spherical curve and a cylindrical curve used to correct vision defects of the eye.
Classification: Contact lenses
NSN 6620-00-133-0220
NSN 6220-01-343-5753
NSN 6645-01-464-4937
NSN 5895-01-408-6551
NSN 2925-00-196-9003
NSN 5975-01-304-7684
NSN 7035-01-166-1141
NSN 6645-01-315-0720
NSN 6220-01-138-1622
NSN 6645-01-147-6577
NSN 6620-01-381-6225
NSN 2925-01-422-1542