the best and scratch resistance

Once you have determined your frame type and material, you should decide, if you want other special function, such as polarization. Polarized sunglasses are used to prevent water and snow, to reduce glare. They first need to glare, to observe the fish in the water because of fishermen, has been through the water sports enthusiasts, skiing, and drivers who want to avoid glare on the road. It works completely blocking the light reflection surface. Whether people back and forth in the sun, a public beach and park, swimming pool, playground, vending machine business or any busy street corner you is great location. Quality designer copycat sunglasses is hot, with bottled water, sports drinks, fan sunshade plate and battery power will sell any sunshine. There are few enough snacks store huge crowd to provide services, and even convenience stores is not convenient. Eye protection is the ideal choice of what type you depends on your work environment. Outside of work, other hazards may your eyes may exist, depending on whether you follow the way of life, may require the use of a right eye wear. Ray-Ban has been relying on pictures of celebrities, these years, in order to promote their glasses. Bruce brothers Don Johnson, Miami vice, Michael Jackson and Madonna are just a few people to join Tom Curise as Ray-Ban wearers and promoter. Sun glasses lenses and frames are made of glass or plastic materials. Plastic lenses are usually made of polycarbonate or acrylic resin, polyurethane. Glass lens optical clarity is the best and scratch resistance, but on the other hand, than plastic more easily broken or scratch the weight. They can also be crushed or broken impact. Plastic lens lighter, but more easily scratch. Polycarbonate plastic lenses are the lightest, almost shatterproof, making them good impact protection. CR-39 is the most common plastic lens, because of its low weight, high abrasion resistance, ultraviolet and infrared radiation with low opacity.