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photochromic lens
(redirected from Transitions lenses)

    Also found in: Wikipedia 0.01 sec.
pho·to·chro·mic lens (ft-krmk)
n.
A light-sensitive eyeglass lens that automatically darkens in sunlight and clears in reduced light.
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Painted with Envirobase High Performance waterborne paint by PPG, the car featured decals for PPG Automotive Refinish, Transitions lenses and Olympic Paints and Stains.
PPG, Penske celebrate 25-year partnership by Coatings World
The most convenient and effective way for spectacle wearers to protect their eyes is to wear photochromic lenses such as Transitions lenses which remain clear indoors and at night, but change tint to cut glare when worn outd ors, boosting comfort and reducing eye fatigue.
PROTECT YOUR EYES FROM THE SUN; ADVERTISEMENT FEATURE by Coventry Evening Telegraph (England)
Transitions Transitions lenses refer to the type of plastic corrective lenses that darken when they are exposed to sunlight and lighten back up when exposure to sunlight is removed.
Tints and Shading Options for Eyeglasses by A. Nutt / Food/cooking/nutrition community
 
 
 
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