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    Is the color of the LED related to the wavelength?

    Time:2019-07-27 Browse:

           There are many types of light-emitting diodes, such as ordinary monochrome light-emitting diodes, high-brightness light-emitting diodes, and the like. Let us talk about the knowledge of ordinary monochrome light-emitting diodes.

            Ordinary monochromatic light-emitting diodes have the characteristics of small size, fast response, long service life, and relatively small voltage and current during operation. Since it is a current-controlled semiconductor device, it is necessary to select a suitable resistor when it is used. In addition, its illuminating color is related to the wavelength of luminescence. Generally, the wavelength of red light is between 650 and 700 nm; the wavelength of amber light is between 630 and 650 nm; the wavelength of orange light is between 610 and 630 nm; The wavelength of light is between 555 and 570 nm.

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