The blue light.Hello listeners Hello, everyone. Today I will be speaking on the subject that I've come to speak to them in as many people learn speech intro se khadiao with might be heard.Introduction I think everyone in this room has telephone with everyone. After that it is a factor of this generation, and you know it or not, the phone screen by lasting affect on destroying our eyes? Today I would talk to anyone about it. It is light blue.1. the meaning of the blue light.The blue light is a wave, the wave length of light, high power 400-500 nm. By blue light to be found in the phone, which is harmful to our eyes?2. danger from blue light.Retinal degeneration 2.1 will not clear vision vision distortion to occur. As a black block in the middle picture, and came to this disease cannot be maintained.2.2 doubles saw eye pain eye muscle fatigue Diseases of plenty about our eyes that is caused by the phone for a long time.3. how to prevent3.1 examine the eye to eye health check should be checked at least once a year.3.2 routine eye care with the useful fruits and vegetables with vitamin C and E A betacarotene, such as fruits, vegetables and Berry sponge slug etc.3.3 Installing the film should stick to good quality film, not just the film protectors that protect and filter blue light as well.The final summary, I would like to leave, everyone take care of itself. Avoid playing telephone as long as normal, and will have your eyes to our guarantee.
การแปล กรุณารอสักครู่..
