On August 1, 2019, Qin Jingkai--chairman took the members to GBV Daguangming Optical Company to test the optical parameters of glasses.At the same time, a series of related parameters such as spectral transmittance, anti-blue light test were tested.
Read MoreThe information in the mobile phone are addictive, causing more people to use mobile phones all the time, including walking and driving. In this regard, a city in Israel recently installed ground traffic lights at street intersections, hoping that these lights would work.
Read MoreWhite light is formed by a mixture of a variety of monochromatic lights, the basic three primary colors of light are red, green and blue. The indicator for measuring white light is the color temperature in K (Kelvin).
Read MoreTo table lamps, everyone is familiar with them. Many parents want to have a good table lamp for their children. Try to make the children less guilty when they study. But is the table lamp we chose really good? Are those table lamps that called eye protector really good? Let us show you something.
Read MoreA survey of 1,000 adults showed that 77% of respondents believe that workplace lighting affects their productivity, 33% said it is important to get natural light, and 32% said they are willing to help Work under artificial lighting to increase productivity.
Read MoreIHG teamed up with Lighting Science to try out the technology. The hotel's owner, IHG, said its Atlanta airport hotel installed special stand-alone lights on the bedside cabinets for experimental research to see how the right spectrum can help guests “maximize” sleep.
Read MoreHangzhou Hoptek Technology Co.,Ltd located in Great Economic Circle in Hangzhou.High-tech enterprises engaged in research and development, production, sales and service of optical testing equipment. The company …
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