Dr. Colby answers the question: 'What Is Monovision And How Does It Work?' Aug. 24, 2009— -- Question: What is monovision, how does it work, and won't it be uncomfortable to wear two different ...
When the call went out for volunteers to participate in a study on a new technology that could eventually improve on and replace progressive lenses, I was happy to sign up. Like every human over 50 ...
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