Sunglasses provide fix for color blindness by Jonathan Bloom of ABC 7 News (Jan 2013).
Gabe Slate's Tech Report of KRON 4 news (Dec 2012).
The key to the sunglasses’ performance is a proprietary coating on the lenses. Said to be harder and more scratch-resistant than glass, it can be tweaked in production to filter certain wavelengths that cause “color confusion.” The result is an improved signal-to-noise ratio in the perception of colors, in which red and green don’t just appear as variations of yellowy-brown – as an example.
"EnChroma glasses designed to compensate for color-blindness" by Ben Coxworth for GizMag.com (Sept 2012)
EnChroma, an optical technology company that focuses on products for people who are “color vision deficient,” has introduced its first line of sunglasses for the enhancement of color vision.
"EnChroma unveils sunglasses for the color blind" by Janice Wood for General Aviation News (Sept 2012)
...the estimated 10 million Americans with red-green color blindness stand to see details they may not know they're missing.
"EXCELLENT IDEA OF THE DAY: COLOR BLIND SUNGLASSES by Scott Tharler for Discovery News Online (Sept 2012).