red-green achromatism

Red and green color weak refers to the discrimination between red and green, according to normal people to be weaker, distinguish the time to be longer, may still be able to see clearly, but it takes a longer time. It is recommended that people with red and green color weak, driving or corresponding work to pay attention. When driving, it is best to buy a pair of color-blind mirrors, which can increase the contrast sensitivity to red and green. Patients with color weakness should also undergo genetic testing, see the genetic background, and can guide fertility.