Sunglass can be divided into three categories according to the purpose: sunglass, light-colored sunglass and special-purpose sunglass.The so-called sunshade mirror, as its name implies, is used for shading. People usually adjust the luminous flux by adjusting the pupil size under the sun. When the l Read More
1, pay attention to develop good hygiene habits: computer operators should not operate the computer while eating, also should not eat in the operating room, otherwise easy to cause indigestion or gastritis.Computer keyboard contact more, after work should wash their hands to prevent infectious disea Read More
1, the instinct of human have ego to protect, eyes meet with strong light, the pupil will naturally become smaller, cut into the eyes of uv energy, once without uv protection function on the glasses, can make the pupil dilation, plus the role of the glasses not isolate uv, at this moment is equal to Read More
