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Crizal Rock

Crizal® No-Glare lenses offer the clearest vision that is technically possible (click here to order), reducing the effects of glare, scratches, smudges, and ultraviolet light on prescription lenses. It is the world's leading lens coating, which is why it comes with a two year anti-scratch warrantee. Crizal is an essential coating to consider if you are looking for computer glasses.  It is trusted and used by millions of people across the world and has become the industry standard term for a high quality lens coating. Made by Essilor lenses, the world’s largest lens company, the Crizal® lens sets the standard for durability and scratch resistance for eyeglass lens coatings. Essilor originally introduced Crizal® glasses , but later that technology was superceded by Crizal® Alize®, and then Crizal® Avance™, and the newest introdcution replacing Crizal® Avance™ is Crizal® Rock™. Essilor then added Crizal® Prevencia™ and Crizal® Sapphire™.

Crizal No Glare Coating

Crizal® Prevencia™

Crizal Prevencia is a new addition to the Crizal lenses 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® Alize®

Crizal Alize is less expensive than Crizal® Avance™. Crizal® Alize® offers a double-sided integrated hardcoat, integrated multi-layer anti-reflective stack, super hydrophobic topcoat, and a pad control system. Crizal® Avance™ offers all of these, plus the anti-static technology of Scotchguard®. Crizal® Alize® offers superior scratch resistance, and also helps with glare and reflections during the day or at night. Crizal® Alize® is easy to clean and comfortable to wear.

Crizal® Rock™

Crizal Rock replaced Crizal Avance offers the best scratch resistance on the market. Crizal® Rock™ is the clearest and most cosmetically pleasing lens on the market. Not only is it the easiest lens to clean, but it stays clean longer than other lenses due to the anti-static properties of Scotchguard™.

Crizal® Sapphire™

Crizal Sapphire is the most recent introduction to the Crizal® lenses family. Crizal® Sapphire™ offers the most advanced ultraviolet UV protection, scratch protection, and anti-reflective protection on the market today. Crizal® Sapphire™ also features the best clean ability of any Crizal® coating, so any fingerprints, water and smudges wipe away with ease, and low-Maintenance! The best dust repellence so your lenses stay cleaner, longer.

Crizal® SunShield™

Crizal SunShield was introduced for sunglasses, because it provides a double-sided hardcoat, and the backside integrated multi-layer anti-reflective coating stack just like regular Crizal® lenses, but also includes tinting and mirror coatings.

Author of this article: 

Mark Agnew, AuthorMark Agnew
CEO of Eyeglasses.com, which he founded in 1999.  For over twenty years, he has educated consumers, improved their vision choices, and reduced costs in eyewear.  Mark authored The Eyeglasses Buying Guide, the most comprehensive and best-selling glasses buying guide in the world.

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