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What are LEDs?

How is white light created?

There are several methods of generating white light using LEDs. Here we will introduce 2 typical emission methods.

1)Blue LEDYellow Phosphor

Combining a blue LED with yellow phosphor, which is a complementary color, will yield white light.
This method is simpler than other solutions and provides high effiency, making it the most popular choice on the market.

Blue LED + Yellow Phosphor
2)Red LEDGreen LEDBlue LED

Combining the 3 primary colors will result in white light.
Not used for lighting as much as in full-color LED devices.

Red LED + Green LED + Blue LED
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