Visionworks offers lens packages for every need. Up To 70% LESS Than Retail. Trivex Lenses. experience slightly blurred or distorted peripheral vision. In 2001, PPG Industries created a new purpose for a breakthrough plastic technology called Trivex. While REKS is known more for their “unbreakable” frames in their sunglasses, they are now stepping up their game in the lens department with the new Trivex. Varilux is made by Essilor is the leading lens maker in the world, and all of the Essilor lenses we sell are made in a U.S. laboratory. While Trivex has a slightly lower refractive index (1.53 compared to 1.58), it's specific gravity, 1.11g/cm3, makes it the lightest of any lens material available today. Unlike other lens materials, Trivex material blends the benefits of lightness and thinness, often resembling the thinness of a higher index lens, but weighing even less than polycarbonate. These lenses were developed by PPG Industries in 2001, and are composed of a urethane-based monomer, using a cast molding process. Their strength and impact resistance makes them a great option for kids’, rimless frames, sports goggles and safety glasses, or anyone who is rough on their glasses. This makes  Blokz™ Trivex® the perfect choice for children who are especially vulnerable to the effects of blue light. Thinnest lenses for high prescription. Updated. Shop now and get 50% off lenses & add-ons. It is a sturdy, high-quality, very clear plastic that works well for prescription glasses. Trivex lenses offer 100% protection from UV light, as do Polycarbonate lenses, however, they do need a scratch-resistant coating to prevent scratches. The urethane-based pre-polymer substance would come to offer three primary benefits for eyeglass lenses, including: Trivex lenses, developed in the United States by PPG Industries, are available in a wide variety of lens designs and features, including progressive lenses and photochromic lenses. Learn more at EyeglassLensDirect.com. This one is by Silhouette International. All in all, though, high index plastic is a better all-around lens material that Trivex. Trivex lenses, which rival polycarbonate lenses as the safest lenses on the market, are made of an exceptionally clear, lightweight lens material, which translates into excellent all-day wearing comfort. 1.74 High Index Lenses. Eyeglass temples: How do you know if they're the right length? They also offer 100 percent protection from the sun's harmful UV light and are up to 10 times more impact-resistant than plastic or glass lenses. This makes Blokz ™ Trivex ® the perfect choice for children who are especially vulnerable to the effects of blue light. For years, polycarbonate lenses have been the industry standard for safety glasses and children's eyewear. Eyeglass Lens Direct offers its line of Trivex progressive lenses. Therefore, especially in high prescription powers, polycarbonate lenses will be noticeably thinner than Trivex lenses. Trivex is the preferred alternative to polycarbonate when the lightness of your lens is paramount. Is it a good lens option for kids. It’s also easier to apply lens coatings like anti-glare to plastic lenses. Good for prescriptions over +/-8.00. Trivex lenses are made from a lightweight, impact-resistant material. The cast molding process mimics how most other plastic and high-index plastic lenses are made: a liquid monomer is poured into molds and hardened in heated ovens. Lenses made with Trivex material are ultra-light for ultimate comfort; Trivex material is one of the lightest lens materials on the planet. Oakley has done their marketing tests on inferior polycarbonate lenses, but I would like to see how it measures up to testing with the newer Trivex lenses. Like polycarbonate, Trivex also has inherent UV protection. Compared with polycarbonate lenses, Trivex® is a premium material that provides crisper vision and is 10% lighter. In addition to standard Trivex®, Zenni also offers Blokz™ Trivex®. Trivex material has a higher ABBE value than polycarbonate, which offers similar strength as polycarbonate, but with less distortion ("chromatic aberration"). Material due to the way Trivex lenses are the ultimate sun lens as hard as Glass to... 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