How do blue light glasses work?

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What’s the mechanic in transparant blue light glasses and how would they help prevent eye fatigue and headaches?

In: Physics

3 Answers

Anonymous 0 Comments

If the glasses are completely transparent with no coloration then they’re not blocking blue light. It’s simply impossible for something to block a certain color of light without changing the color of light that comes through.

They might be blocking ultraviolet light which is beyond the range of human vision. But, that’s a different effect than blocking blue light.

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