Do LED smart lights emit blue light even when the visible light is red (or any other color)? - Quora
![The wavelength of blue light is 4800Å. Calculate the frequency and wavenumber of this light. - YouTube The wavelength of blue light is 4800Å. Calculate the frequency and wavenumber of this light. - YouTube](https://i.ytimg.com/vi/whts_fiRREg/maxresdefault.jpg)
The wavelength of blue light is 4800Å. Calculate the frequency and wavenumber of this light. - YouTube
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PHOTONIC FRONTIERS: WHITE-LIGHT LEDS: White-light LEDs promise a bright future for solid-state illumination | Laser Focus World
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