LED lamps and lanterns have blu-ray overflow problem?

LED are developing so fast,expect occupying public and household lighting, now is eyecare products aimed at the students. The reporter sees in the market of lamps and lanterns LiuYing road, almost every brand introduced students LED the lamp that shield an eye, a well-known foreign brands, cost up to 1580 yuan, sales staff said that this is because it can do no stroboscopic. Stroboscopic speed is one of the important indicators to measure a lamps and lanterns good or bad.The slower let the human feel, the more can alleviate eye fatigue, but no stroboscopic LED really can do it?National electric light source quality supervision and inspection center, deputy director of the Shanghai YuAnQi said, it's not possible. Really no stroboscopic "lamps and lanterns to adopt dc power supply, due to technical reasons there is almost no production at home, so the so-called" no stroboscopic "is just propaganda.

And the LED lamps and lanterns have blu-ray overflow problem.It has also been widely criticized. YuAnQi said, blue light as a light,exist in all kinds of lamps and lanterns,and this is inevitable, but most currently on the market of LED lamps and lanterns,through the chip making blu-ray, inspire yellow phosphor to reconcile into white light, once the bad control problem is particularly prominent. Now, however, had two latest packaging technology, can greatly reduce the blu-ray overflow. Deng Yaqin, head of the introduction, this technology in their export products in the European Union detection, blue light overflow value standard only one 5.

Do you want to light up a larger area rather than merely on the book, so we are now the desk lamp of common power is not enough.When children doing his homework, his eyes will look at out, so here bright, there dark, his pupil is always moving.It is bad.So must be a good desk lamp light flux very large, so the background light, enough advise parents to turn on the light to assist on the edge, to make the edge of his operation and the difference is not too big.