Photochromic Polarized UV 400 Polycarbonate Hard Coat Lenses

Description Dimensions: 1.5mm x 50mm x 70mm Photochromic Lenses: Transition and Light-Adaptive Lenses Photochromic Lenses are optical lenses that darken during exposure to ultraviolet (UV) radiation. These transition and light-adaptive lenses will go back to their clear state once the absence of activating light they are also known ad sunreactor or sunsensor lenses. Photochromic Lenses are great for anyone who goes outdoors-to-indoors due to their ability to adjust to various light conditions. These features appeal to customers whose environments changes and that are active in sports like golf, snow skiing, cycling, and motorcycling. Hard Coat: Scratch-resistant This scratch-resistant coating helps protect lenses. Without hard coating, lenses are easily subjected to scratches. Polycarbonate Lenses Polycarbonate lenses are a standard for safety glasses they are also an excellent choice for rimless eyewear, sports goggles and children’s eyewear. Polycarbonate is used in a wide variety of products such as motorcycle windshields, “bulletproof glass,” swimming goggles and safety glasses due to their solid components and improbability to fracture. Polarized UV400 Polarized UV 400 sunglasses lenses are designed primarily to prevent bright sunlight, high-energy visible light and ultraviolet radiation  from damaging or discomforting the eyes.  The UV 400 protection with polarization contains a special filter that blocks intense reflected light and block blinding horizontal glare. Polarized lenses provide great vision for the outdoors by improving visual acuity and reducing glare from reflective surfaces. UV400 Protection Ultraviolet radiation and light can be harmful for the eyes, over exposure to UV rays may cause high potential of cataracts, retinal damage and other eye problems. UV protection blocks and absorbs ultraviolet (UV) light providing the eyes required safety.  From 70% to 87.5%