Feb 11, 2019 ... A simple explanation of how photochromic (light-sensitive) eyeglass lenses
darken ... lenses—sold under popular brand names such as Transitions® and (
some .... In 2007, thousands of brand new, bright red seats had to be ...
How can my glasses change from transparent, when I'm inside, to ...
The correct term for these glasses is photochromic or photochromatic, which
refers ... The new molecular structure absorbs portions of the visible light, causing
the ... popularized by Transitions, the leading manufacturer of photochromiclenses.