Do lens/specs cure colour blindness?

There is no current cure for color blindness. In most cases, the cause of color blindness is a group of genetic conditions that causes some of the cones, the color-sensing cells in the eye, to be missing or damaged[1]. That's not something that is easy to correct for. read more

There are currently 4 main companies developing products to aid color blind people in reducing the effects of their condition: ColorMax, ColorView, ChomaGen, and ColorLite. read more

The iconic blue color of Facebook was chosen by Mark Zuckerberg because he has red-green color blindness. Berkeley, CA-based EnChroma accidentally found a fix that can help people see more color. It started more than a decade ago when glass scientist Dr. Don McPherson was making protective glasses for laser surgery. read more

Cone cell responses in two forms of red-green color blindness. Image Credit: Jim Cooke. The most common forms of inherited color blindness are red-green perceptual defects. One version is an inability to make L photoreceptors, another stems from a lack of M photoreceptors. read more

In other words: Us color blind folks have an imbalance in the way we perceive light signals, so (as one example) some of us don't get as much green or red as the average person. These glasses selectively filter light in a way that the company claims corrects for this. read more