Colour blindness and red traffic lights

On February 9, 2012, Posted by , In Uncategorised, By , With No Comments

Colour-blind people make up to 10% of the population – something that surprised me. They have difficulty distinguishing between red and green, particularly when confronted by new LED traffic lights. Professor Ochiai of Kyushu Sangyo University in Japan has been working on the problem since 2003. He is now testing…