A Scientist Accidentally Developed Sunglasses That Could Correct Color Blindness
The California company EnChroma is creating lenses that allow some to see colors for the first time
By Li Zhou
smithsonian.com
March 3, 2015
One afternoon in 2005, Don McPherson was playing ultimate Frisbee in Santa Cruz. He was wearing a pair of sunglasses, when his friend, Michael Angell, admiring his eyewear, asked to borrow them. When he put the glasses on, he was stunned by what he saw.
McPherson recalls Angell saying, with surprise, “I can see the cones,†referring to a set of orange traffic cones nearby. What made this a startling observation was that Angell had been colorblind his whole life. The sunglasses, which McPherson, a materials scientist, had engineered, actually allowed him to see the orange hue for the first time, and distinguish that color from the surrounding grass and concrete.
Read more:
https://www.smithsonianmag.com/innovation/scientist-accidentally-developed-sunglasses-that-could-correct-color-blindness-180954456/#vTiARiIYmFJWzBve.99
