Eli5: Do different eye colors function differently? Or do all of them process light the same??

Question

Is it true that people with bluer eyes process sunlight more inefficiently or sumn?

In: Biology

Answer 1

Blue iris eyes are less effective at blocking glare, people with blue eyes should always use polarized sunglasses outside in the sun. This also might improve performance in low light/night conditions. These effects are small, and the variation in vision from person to person is larger.