Colour Vision/Testing

Question 1

types of DEFICIENT photoreceptors

Answer 1

red cones = protanomaly
green cones = deuteranomaly
blue cones = tritanomaly
*red/green deficiency is most common

Question 2

If all three photoreceptors are present but one is deficient it’s called

Answer 2

anomalous trichromal

Question 3

types of ABSENT photoreceptors

Answer 3

red cone = protanopia
green = deuteranopia
blue = tritanopia