A transparent optical element having a spherical curve and a cylindrical curve used to correct vision defects of the eye.
Classification: Contact lenses
NSN 5990-01-090-9312
NSN 5915-01-045-9291
NSN 5935-01-381-6741
NSN 6110-01-608-4799
NSN 5950-01-223-5728
NSN 5998-01-137-2780
NSN 2925-01-285-7163
NSN 5975-01-086-7926
NSN 6645-00-922-8312
NSN 6610-01-038-2029
NSN 5915-01-123-9956
NSN 5915-00-106-6951