A transparent optical element having a spherical curve and a cylindrical curve used to correct vision defects of the eye.
Classification: Contact lenses
NSN 5925-01-421-4473
NSN 5990-01-633-9503
NSN 6610-01-010-3159
NSN 6240-01-050-8306
NSN 6645-01-437-9017
NSN 5960-01-323-6432
NSN 4140-01-407-0437
NSN 6145-01-054-3874
NSN 6105-01-429-0232
NSN 5945-01-250-1037
NSN 5965-01-541-9336
NSN 2925-00-365-3289