FAQ

Blue light photons have high energy and can excite fluorescence. Generally, the blue light of the blue LED is used to generate yellow light on the phosphor. After the yellow light is excited by the blue light, they are emitted together from the LED. We feel that it is white light. In fact, this is only a mixture of blue and yellow colors. Composite light.

The tissue used to receive light in the human eye is called the retina. If the brightness of the 400–500 nm blue light band in the light source is too high, the eye may cause photochemica