Usually nothing: Most light sources (except the sun and lasers) are not sufficiently intense to do any damage. You of course will find staring at bright light to be uncomfortable, but your pupils will get automatically smaller and the retina involuntarily moves in little rapid motions which minimize the intensity for any one point.
Answered 3/17/2019
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A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
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