Why do you get an after effect when you look at a bright light?

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asked Feb 21, 2019 209k views

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Idungotnosn · Answer 1 · 2019-02-25T10:04:04+0000

It's because of something called photo-bleaching and it happens to the cells in your retina which is the light sensitive bit at the back of your eye. It's populated with cells called rods and cones, and these are full of light sensitive pigments.

Why do you get an after effect when you look at a bright light?

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