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How the Blue LED Changed the World, and Won a Nobel Prize
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Blue light in LED lighting can damage the eye's retina and disturb natural sleep rhythms. | Eye Contact Opticians, London, Liverpool Street & Moorgate
The incredible power of blue LEDs - BBC News
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Why A Blue LED Is Worth A Nobel Prize | Popular Science
Why Blue LED Earned a Nobel Prize if Reds and Greens Already Existed for Decades? | by Anna Ned | Predict | Medium
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How are Red and Blue Light Therapy Devices Different?
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