Tritanopia is a rare type of color blindness, affecting less than 1% of the population. It is caused by the absence of blue-sensitive cones in the retina, which makes it difficult to differentiate ...

The most common form of color blindness is red-green color blindness. This happens when people are born without the type of ...

Based in Berkeley, Calif., EnChroma produces leading-edge eyewear for color blindness and low vision, and other solutions for color vision, sold online and through Authorized Retailers worldwide.