By Barry Santini. This is a measure of how likely white light is dispersed into its component colors as it passes through a lens material — an optical imperfection known as chromatic aberration. Anti-glare lenses save you from a surplus of reflections, which makes every detail on your environment shines with its glow- which you have by no means seen before. Trivex is a material developed for military purposes. Like polycarbonate, they are thinner (by 20%) and lighter than standard plastic lenses and offer excellent impact resistance. 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. Trivex lenses are lightweight and resist cracking, making them a great choice for rimless frames. An anti-reflective coating is much like a laminate. Eyeglass temples: How do you know if they're the right length? All in all, though, high index plastic is a better all-around lens material that Trivex. Blokz ® Trivex ® is a superior impact-resistance lens that is designed for all-day wear and protection from blue light. In fact, only polycarbonate lenses rival the protection and lightweight comfort of Trivex lenses. This makes eyeglasses with Trivex lenses exceptionally comfortable to wear and reduces the risk of your glasses sliding down the bridge of your nose. When eye safety is a concern, polycarbonate or Trivex lenses usually are the best choice for your eyeglasses, sunglasses and sports eyewear.. 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. Trivex lenses excel in this regard. Although Trivex has gained many supporters, some eyecare practitioners remain hesitant to use it. This microscopic coating eliminates light reflecting from the front and back surfaces of the lenses, … Trivex lenses ($200 for single vision, $400 for progressives) are more scratch-resistant than either CR-39 or polycarbonate lenses. But they differ in how they are manufactured and other properties. Trivex lenses are made from a urethane-based monomer. Trivex lenses exceed the FDA minimum impact standard for street/dress eyewear by a factor of 60 times and also provide 100 percent protection from the sun's harmful UV rays. The Trivex (1.53 index) lens material is a great choice for lower and mid-range prescriptions, with enhanced durability in rimless style frames. Trivex®, manufactured by PPG, is a clearer material than the industry standard polycarbonate. With my new prescription I went to Costco In San Marcos .They have the KS HD digital Hi Index 1.67 and frame UV and ar coating included for $225. FramesDirect.com uses high quality Essilor lenses, which include UV protection and a scratch-resistant coating. Visionworks offers lens packages for every need. Costco has now the KS HD digital lenses.I had the digital progressive lenses 3 years ago with Crizal Coatings about 700 at the optometrist. This makes Blokz ™ Trivex ® the perfect choice for children who are especially vulnerable to the effects of blue light. However, the real lens weight is a function of volume and the material's specific gravity. Trivex and polycarbonate lenses have a lot in common when it comes to being exceptionally lightweight and impact-resistant — properties that make both lenses equally suited for safety glasses, sports glasses and other protective eyewear. have an index of refraction of 1.74.). But many eye care practitioners now offer Trivex lenses as an alternative to polycarbonate (or "poly") lenses. Internal stress can cause lens breakage and is often referred to as birefringence. Trivex lenses tend to cost more than polycarbonate or standard plastic lenses. Trivex lenses do not have the internal stress that is associated with most polycarbonate lenses. Lens materials with a high Abbe value tend to cause less chromatic aberration than those with low Abbe values. Trivex lenses are made from a lightweight, impact-resistant material. With prescriptions of this power, the reduced thickness with high-index will make-up for the increased weight. For years, polycarbonate lenses have been the industry standard for safety glasses and children's eyewear. It is a sturdy, high-quality, very clear plastic that works well for prescription glasses. So you can experience superior eye protection, sharp vision and lightweight comfort — all in the same lenses. Injection molding is much quicker: solid polycarbonate pellets are superheated, then the resulting liquid is injected into pressurizing Learn the pros and cons of Trivex lenses. In 2001, PPG Industries created a new purpose for a breakthrough plastic technology called Trivex. Many eye care professionals recommend Trivex and/or polycarbonate as the best lens materials for children's eyeglasses, sunglasses and sports protective eyewear. What happens to FSA dollars at the end of the year? Trivex lenses have an Abbe value of 45 (better than average among eyeglass lens materials); polycarbonate lenses have an Abbe value of 30 (lowest among all lens materials). 1.67 High Index Lenses. Trivex lenses are thinner and lighter than standard plastic, with excellent optical clarity and Full UV protection. Trivex® lenses are impact resistant and more lightweight than standard lenses. There are four main types of plastics used to make eyeglass and sunglass lenses: plastic, Trivex, polycarbonate, and high-index plastics. If you’re shopping for safety glasses or prescription glasses with a low prescription, Trivex is worth considering. Medicaid: Eligibility and Vision Benefits. This is a specialty material that is recommended as a substitute for polycarbonate lenses. In addition to standard Trivex®, Zenni also offers Blokz ™ Trivex ® Blokz ™ Trivex ® is a superior impact-resistance lens that is designed for all-day wear and protection from blue light. Creators use a mold to construct the lenses in much the same way regular plastic lenses for glasses are made. Are polarized sunglasses good for night driving? Up To 70% LESS Than Retail. Find an eyecare professional and book online in minutes! Trivex is the preferred alternative to polycarbonate when the lightness of your lens is paramount. DALLAS – Sept. 22, 2011 – Essilor of America, the nation’s leading manufacturer of optical lenses, today unveils TREXA™, a new Trivex®-based material from Essilor that outperforms standard plastic to deliver patients enhanced visual benefits. In addition to standard Trivex®, Zenni also offers Blokz™ Trivex®. Lenses made with Trivex material are ultra-light for ultimate comfort; Trivex material is one of the lightest lens materials on the planet. Even though Trivex is just slightly thicker than polycarbonate lens materials, it’s lighter weight, superior optics, and structural qualities make … It was developed in 2001 by PPG Industries as an alternative to polycarbonate. Like polycarbonate, Trivex also has inherent UV protection. However it all depends on the frame supporting the lenses. Eyeglass Lens Direct - Factory Direct High Quality Replacement Eyeglass Lenses. Trivex lenses offer 100% protection from UV light, as do Polycarbonate lenses, however, they do need a scratch-resistant coating to prevent scratches. This makes it a better choice for you if you have a higher prescription and need lenses that are thin and durable. 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. 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. Thinnest lenses for high prescription. High Index Bifocals Trivex Progressive Lenses Trivex Single Vision Bifocal Lenses contain two different prescriptions in the same lens. (By comparison, the thinnest high-index plastic lenses available in the U.S. Learn more at EyeglassLensDirect.com. What is Blokz® Trivex®? The cost was about $450. Shop now and get 50% off lenses & add-ons. In addition to having excellent impact resistance, optical properties and tensile strength, Trivex lenses are exceptionally lightweight. Anti-glare Lenses Improve Your Vision 2. How Does Anti-fog Coating Get Rid of Glasses Fog? So, this stands as an essential pro many of the execs and cons of anti-glare lenses. 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. Call Now: 281-242-5367 Trivex is known industry wide to be the superior lens material but a lot more expensive. But if you want what many eye care professionals consider to be the best combination of safety, comfort, appearance and optical performance for most eyeglass prescriptions, the Trivex price tag may be an investment worth making. Also, Trivex lenses have a higher Abbe value than polycarbonate lenses. 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. Trivex is a lightweight lens material that can be an ideal choice to balance between the impact resistance of polycarbonate lenses and the superior optical qualities of plastic. The Trivex lens is extremely clear, much more vivid than polycarbonate. protection they need to carry out all their daily activities. Thin Trivex material enables eyeglasses that are the perfect balance of performance and comfort all within a thin lens for most prescriptions. All About Vision and AllAboutVision.com are registered trademarks of AAV Media, LLC. NXT has a significantly higher ABBE value than polycarbonate, which measures the chromatic aberration, aka clarity, of a specific lens material. This makes  Blokz™ Trivex® the perfect choice for children who are especially vulnerable to the effects of blue light. High-index vs. polycarbonate: which is clearer? What Are Trivex Eyeglass Lenses? Under certain conditions (and especially with high prescription powers), lenses with a low Abbe value might cause the wearer to notice a colored halo or "fringe" around lights or to What do the numbers on your eyeglass frames mean? Besides being called Trivex, the lens material is marketed under several alternative brand names by lens manufacturers, including NXT (Essilor), Phoenix (Hoya) and Trilogy (Younger Optics). Trivex Lenses. For the best comfort, vision and appearance, it's a good idea to have anti-reflective coating Can coronavirus (or a cold or the flu) cause pink eye? Plastic eyeglasses and sunglasses lenses Since children’s  eyes have not yet developed natural defenses against UV and blue light,  Blokz. Trivex lens material was originally developed for use by the military in helicopter windshields and fighter jet canopies. Trivex lenses are cast molded, while polycarbonate lenses are injection molded. Since children’s  eyes have not yet developed natural defenses against UV and blue light,  Blokz™ Trivex® is the protection they need to carry out all their daily activities. molds and quickly cooled. Pros And Cons Of Anti Glare Lenses- Long Lasting The latest model REKS sunglasses feature their new Trivex Lenses, designed to make colors pop and provide maximum “optical clarity”on the golf course. 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. For the best comfort, vision and appearance, it's a good idea to have anti-reflective coating applied to Trivex lenses. While there may be no tradeoffs in terms of quality, strength, safety, comfort or appearance, there may be one thing you'll give up when selecting Trivex eyeglass lenses — some extra dough. Despite its benefits, it can be expensive and hard to find. Trivex lenses also have a higher tensile strength than polycarbonate lenses. This one is by Silhouette International. 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. For those wanting the thinnest possible lenses and total UV protection, we have the Premium package that features Trivex or Thindex lenses. 1.74 High Index Lenses. Birefringence can blur vision. Starting At $33. range for Trivex Lenses: Sphere below + or - 3.00 Cylinder below + or - 2.00: Select the lens that best describes the type you require. Thickness: Polycarbonate lenses have a higher index of refraction than Trivex lenses, but not by much (1.58 vs 1.53). Is it a good lens option for kids. Blokz™ Trivex®  is a superior impact-resistance lens that is designed for all-day wear and protection from blue light. 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. The urethane-based pre-polymer substance would come to offer three primary benefits for eyeglass lenses, including: In the same Rxs, lenses with Trivex material are always thinner and lighter than CR-39 monomer due to its index, extreme impact resistance and specific gravity. This translates to a lens that is around 10% thinner. Compared with polycarbonate lenses, Trivex® is a premium material that provides crisper vision and is 10% lighter. By Amy Hellem; reviewed by Gary Heiting, OD. Trivex® Color Boosting® lenses are the ultimate sun lens. Not all lenses are created equal. It is a clear coating that makes glasses resistant to glare and makes the lenses invisible so you can see clearly. This makes  Blokz, the perfect choice for children who are especially vulnerable to the effects of blue light. Trivex lenses are the strongest type of lens that we offer. And there’s a reason children’s cups are made of plastic: it’s more resistant to impact. This is significant when it comes to mounting lenses in minimalist-design rimless frames, where small holes are drilled in the lenses to attach them to the frame. It’s also easier to apply lens coatings like anti-glare to plastic lenses. They can be useful if … However, unlike polycarbonate, Trivex has an Abbe value of 45, making it optically superior on paper. When compared to other lens materials, high-index nor polycarbonate are known to provide the ultimate in optical clarity. Because of their superior tensile strength, Trivex lenses are less likely to crack at this connecting point than lenses made of polycarbonate or other lens materials. What’s the difference between an HSA and FSA? Trivex is generally a similar cost to high index plastic. Good for prescriptions from +/-5.00 to +/-8.00. This microscopic coating eliminates light reflecting from the front and back surfaces of the lenses, giving the lenses a crystal-clear appearance. NXT lenses can be most closely compared to glass or mineral lenses when it comes to offering superior optical quality. In high index 1.74 and 1.70, Trivex is generally a bit cheaper. Trivex lenses were created by PPG Industries to be a direct competitor to polycarbonate lenses. Todays modern coatings can make the surface of these lenses nearly as hard as glass. Still, Trivex lenses are thinner than regular plastic eyeglass lenses, which have a refractive index of 1.50. 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. In this case, Trivex material was engineered to be the lightest material (1.11g/cm3). These lenses were developed by PPG Industries in 2001, and are composed of a urethane-based monomer, using a cast molding process. But when it comes to eyeglass lenses, you no longer have to compromise. This type of treatment is the same coating used to prevent light from entering sunglasses. Then, in 2002, PPG Industries tailored the chemistry of the material specifically for use in optical lenses, making Trivex one of the most lightweight, impact-resistant eyeglass lens materials available. Are contact lenses a good choice for kids? It's always smart to choose a lens based on its strength and safety profile — particularly for protective eyewear for kids, sports eyeglasses and sunglasses. applied to Trivex lenses. Enjoy optical clarity and exceptional style wearing designer frames fitted with authentic Essilor lenses from FramesDirect. We added special dyes to Trivex during the manufacturing process that increases the contrast between colors making them seem brighter. The optician recommended Varilux progressives, Trivex lenses with a Crizal coating, Transitions (with a pink tint to help night driving). Trivex also has inherent UV protection a digital Premium package for crisp with. 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