PORT ST. LUCIE — You are probably familiar with the popular Transitions eyeglass lenses that quickly adjust from clear to dark based on light conditions. You may even own a pair. Well, this innovative ...

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Those of us who wear glasses have long been familiar with Transitions lenses, a type of lens that darkens in sunlight but is clear while indoors. The technology relies on a chemical phenomenon known ...

If you purchase an independently reviewed product or service through a link on our website, we may receive an affiliate commission. Learn more about our policies and reviews. Having to carry two pairs ...