COTIA Reading Glasses Transition Photochromic Progressive Multifocus Reader for Men/Women Classic Round Eyewear (black, 3, multiplier_x)

Why Choose Progressive Multifocal Photochromic Reading Glasses? Progressive multifocal glasses are suitable for reading and looking at distant objects without frequent picking. The bottom part of the lens is full-power magnification, then used for nearly distance reading. The middle part is slightly reduced power magnification for working on computer, watching TV, etc. Top part is half-power magnification for walking, shopping and so on. It means that you can wear the glasses anytime and anywhere. Photochromic Reading glasses Lenses are clear when indoors or at night and automatically darken to a sunglasses tint when exposed to UV sunlight. Lenses will begin to clear as soon as they are away from UV sunlight, and will be noticeably lighter and mostly clear within a few minutes. They absorb UV radiation that can otherwise damage your eyes. They are an excellent solution for people who hate constantly switching between their reading glasses and their shades.At the same time, it meets the requirements of long-distance, near-use and various distances in the middle. The multi-zone design makes the vision more comfortable and free.