Crizal Prevencia is a new addition to the Crizal line, especially formulated to block harmful blue light. Blue light is everywhere, coming mostly from the sun, but also from computer screens, smartphones, tablets, and fluorescent light bulbs. Some blue light is helpful, for example the light in the 465-495nm range of the light spectrum), which helps regulate the sleep cycle, your mood, and cognitive performances. However, long-term continuous exposure to bad Blue Light (or blue-violet light) can contribute to long-term damage of your eyes. People with a family history or exhibiting signs of age related macular degeneration, and working professionals, children, teens, and gamers.
Crizal Prevencia lenses reduce exposure to this bad blue light, while also allowing beneficial blue light to pass through. And, Crizal Prevencia lenses provide all the benefits of anti- reflective lenses, and no-glare lenses. Crizal Prevencia is an essential coating if you are looking for computer glasses.