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visible light

The part of the electromagnetic spectrum that humans perceive. The infrared and ultraviolet bands precede and follow visible light. See visible light communication.








Visible Light
Our eyes perceive a tiny sliver of the electromagnetic spectrum. The wavelengths from (approximately) 400 to 750 nanometers provide us with our view of the physical universe.






visible light communication

The transmission of visible light pulses over the air (wireless) rather than in an optical fiber. See Li-Fi and optical wireless communication.



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