There is no "no blue" LED lighting in the world

There is no "no blue" LED lighting in the world

First, the world is not "no blue" LED lights, known as "no Blue" are not to buy;

Second, the blue part of the band is harmful light, part of the band for the beneficial light;

Third, buy LED lights Note: must have opaque shade mask light-emitting chip; single light-emitting chip power can not exceed 1w;

Four, home with infants and young children, must pay attention to not let him look directly at the light source;

Five, high-frequency blue light on the eye damage is irreversible.

LED, also known as light-emitting diodes, is a solid-state semiconductor devices. LED itself is issued by the blue light, in order to make LED lights can use the daily use of white light, it is necessary in the lighting devices and chips, smear a layer of yellow phosphor.

High-energy blue light like ultraviolet light, too much absorption will cause damage to the human eye. The LED can produce blue light, just blue light in the harmful light. Human eye retina is a self-repair function, but the absorption of harmful blue light, repair capacity will be permanently damaged, leading to irreversible degradation of retinal function.

National Optical Radiation Safety and Laser Equipment Standardization Technical Committee initiated, the 12 well-known domestic manufacturers of 39 products for optical radiation safety performance test.

(RG1), low risk (RG1), moderate risk (RG2), high risk (RG3), and so on. In addition to the exemption class on the retina is basically no harm, all other types are harmful.

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