Progressive lens: the intermediate power is the transition between the distance power and the reading power at the bottom of the lens, all are measured in diopters. the intermediate power varies depending on what portion of the lens you are looking through
Answered 5/18/2014
4.1k views
A doctor has provided 1 answer
A doctor has provided 1 answer
90,000 U.S. doctors in 147 specialties are here to answer your questions or offer you advice, prescriptions, and more.
Ask your question