1, buy eye protection lamps for students with white light.
2, buying skills, generally when buying eye protection lights, there is a black and white dot matrix gyro in the package, turn the gyro under the eye protection lights with the lights on, if the gyro can see a silver line when turning, then it is eye protection, and vice versa.
3. A good eye protection lamp should also have a radiation measuring instrument in its package. Turn on the instrument near the eye protection lamp. If there is no sound, it is a radiation qualified product.
The similarity between eye protection lamp and incandescent lamp is that there is almost no strobe, so it is good for eyes. However, incandescent lamps have low light efficiency, low illumination and short life. On the one hand, it costs electricity, on the other hand, it will still affect the eyes because of dim light. Therefore, it is better to use eye protection lamps.
How to properly maintain LED lighting
The pace of modern life is always spent in a hurry, and some details of life are rarely taken into account. For example, I don't know the correct maintenance method and seldom care about what will happen to the lighting. If it is broken, it may be the right thing to continue to buy new ones and maintain the LED lighting at home:
First of all, you need to remember that after buying lamps, don't be busy installing them. You should read the signs of lamps carefully and read the manual for installation and use, and then install and use lamps according to the rules of the manual, otherwise risks may occur.
Refer to the above information? Baidu Encyclopedia -—LED eye protection desk lamp