Views:3 Author:Site Editor Publish Time: 09-16-2019 Origin:Site
can absorb 100% of ultraviolet rays, brown lenses can filter out a lot of Blue-ray, can improve visual contrast and clarity, and therefore welcomed by the wearer. In particular, air pollution or punish under foggy conditions wear better. Generally block the smooth and shining surface reflected light, wearing glasses can still see the subtle part is ideal for the driver. For the middle-aged, highly above 600 degrees vision patients can be given priority.