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The origin of LED lights
Jun 14, 2017

In the the 1960s, the technology workers made use of the principle of semiconductor PN junction luminescence, developed led light-emitting Diode, the development of the LED, the material used is Gaasp, its luminous color is red, after nearly 30 years of development, we are very familiar with the LED, has been able to emit red, orange, yellow, green, blue and other colors, but the lighting required white light led only in 2000 after the development, here to the reader about lighting with white light led.

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