Amy Hellem is a writer, editor and researcher who specializes in eye care and other medical fields. Trivex is known industry wide to be the superior lens material but a lot more expensive. Injection molding is much quicker: solid polycarbonate pellets are superheated, then the resulting liquid is injected into pressurizing What happens to FSA dollars at the end of the year? So, this stands as an essential pro many of the execs and cons of anti-glare lenses. Trivex is generally a similar cost to high index plastic. Learn the pros and cons of Trivex 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. All in all, though, high index plastic is a better all-around lens material that Trivex. Although Trivex has gained many supporters, some eyecare practitioners remain hesitant to use it. The index of refraction is 1.53, making them about 10% thicker than Polycarbonate lenses. Despite its benefits, it can be expensive and hard to find. Our Plus package features ultra-thin polycarbonate lenses. 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. Trivex is a material developed for military purposes. This translates to a lens that is around 10% thinner. Thin Trivex material enables eyeglasses that are the perfect balance of performance and comfort all within a thin lens for most prescriptions. This makes eyeglasses with Trivex lenses exceptionally comfortable to wear and reduces the risk of your glasses sliding down the bridge of your nose. Trivex lenses ($200 for single vision, $400 for progressives) are more scratch-resistant than either CR-39 or polycarbonate lenses. 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. Trivex®, manufactured by PPG, is a clearer material than the industry standard polycarbonate. For the best comfort, vision and appearance, it's a good idea to have anti-reflective coating Eyeglass temples: How do you know if they're the right length? Which prescription lenses are right for me? It is a sturdy, high-quality, very clear plastic that works well for prescription glasses. How Does Anti-fog Coating Get Rid of Glasses Fog? Trivex lens material was originally developed for use by the military in helicopter windshields and fighter jet canopies. (By comparison, the thinnest high-index plastic lenses available in the U.S. An anti-reflective coating is much like a laminate. 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. Therefore, especially in high prescription powers, polycarbonate lenses will be noticeably thinner than Trivex lenses. Lenses made with Trivex material are ultra-light for ultimate comfort; Trivex material is one of the lightest lens materials on the planet. Like polycarbonate, they are thinner (by 20%) and lighter than standard plastic lenses and offer excellent impact resistance. In high index 1.74 and 1.70, Trivex is generally a bit cheaper. NXT lenses can be most closely compared to glass or mineral lenses when it comes to offering superior optical quality. This one is by Silhouette International. 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. The Trivex (1.53 index) lens material is a great choice for lower and mid-range prescriptions, with enhanced durability in rimless style frames. The Trivex lens is extremely clear, much more vivid than polycarbonate. This makes  Blokz, the perfect choice for children who are especially vulnerable to the effects of blue light. Plastic eyeglasses and sunglasses lenses FramesDirect.com uses high quality Essilor lenses, which include UV protection and a scratch-resistant coating. Like polycarbonate, Trivex also has inherent UV protection. molds and quickly cooled. 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. In fact, the Trivex lens material has the lightest specific gravity (density per unit volume) of any lightweight material used for eyeglass lenses today. Thickness: Polycarbonate lenses have a higher index of refraction than Trivex lenses, but not by much (1.58 vs 1.53). There are four main types of plastics used to make eyeglass and sunglass lenses: plastic, Trivex, polycarbonate, and high-index plastics. Trivex lenses are the strongest type of lens that we offer. Still, Trivex lenses are thinner than regular plastic eyeglass lenses, which have a refractive index of 1.50. However, the real lens weight is a function of volume and the material's specific gravity. Are contact lenses a good choice for kids? 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. Find an eyecare professional and book online in minutes! 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. This microscopic coating eliminates light reflecting from the front and back surfaces of the lenses, … Trivex Lenses. 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. By Barry Santini. Also, Trivex lenses have a higher Abbe value than polycarbonate lenses. are impact resistant and more lightweight than standard lenses. All About Vision and AllAboutVision.com are registered trademarks of AAV Media, LLC. 1.67 High Index Lenses. Blokz™ Trivex®  is a superior impact-resistance lens that is designed for all-day wear and protection from blue light. The urethane-based pre-polymer substance would come to offer three primary benefits for eyeglass lenses, including: Since children’s  eyes have not yet developed natural defenses against UV and blue light,  Blokz. Are polarized sunglasses good for night driving? What Are Trivex Eyeglass Lenses? Progressive lenses also offer a Digital Premium package for crisp vision with MyFocal HD lenses. By Amy Hellem; reviewed by Gary Heiting, OD. experience slightly blurred or distorted peripheral vision. The latest model REKS sunglasses feature their new Trivex Lenses, designed to make colors pop and provide maximum “optical clarity”on the golf course. So you can experience superior eye protection, sharp vision and lightweight comfort — all in the same lenses. This is a specialty material that is recommended as a substitute for polycarbonate lenses. In fact, only polycarbonate lenses rival the protection and lightweight comfort of Trivex lenses. Trivex® Color Boosting® lenses are the ultimate sun lens. © 2000-2021 AAV Media, LLC. High heels will never be as comfortable as sneakers, and the most powerful computers will probably never be the smallest. applied to Trivex lenses. The optician recommended Varilux progressives, Trivex lenses with a Crizal coating, Transitions (with a pink tint to help night driving). High-index vs. polycarbonate: which is clearer? What do the numbers on your eyeglass frames mean? This type of treatment is the same coating used to prevent light from entering sunglasses. Internal stress can cause lens breakage and is often referred to as birefringence. For the best comfort, vision and appearance, it's a good idea to have anti-reflective coating applied to Trivex lenses. Trivex lenses are thinner and lighter than standard plastic, with excellent optical clarity and Full UV protection. Lens materials with a high Abbe value tend to cause less chromatic aberration than those with low Abbe values. Trivex lenses also have a higher tensile strength than polycarbonate lenses. Dominant eye test: How to find your dominant eye. Trivex lenses tend to cost more than polycarbonate or standard plastic lenses. Todays modern coatings can make the surface of these lenses nearly as hard as glass. 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. 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. Birefringence can blur vision. In addition to having excellent impact resistance, optical properties and tensile strength, Trivex lenses are exceptionally lightweight. In addition to standard Trivex®, Zenni also offers Blokz™ Trivex®. have an index of refraction of 1.74.). Blokz ® Trivex ® is a superior impact-resistance lens that is designed for all-day wear and protection from blue light. However it all depends on the frame supporting the lenses. 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. 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. Creators use a mold to construct the lenses in much the same way regular plastic lenses for glasses are made. 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. Good for prescriptions from +/-5.00 to +/-8.00. 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. Shop now and get 50% off lenses & add-ons. It was developed in 2001 by PPG Industries as an alternative to polycarbonate. 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. 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. Many eye care professionals recommend Trivex and/or polycarbonate as the best lens materials for children's eyeglasses, sunglasses and sports protective eyewear. For those wanting the thinnest possible lenses and total UV protection, we have the Premium package that features Trivex or Thindex lenses. Not all lenses are created equal. Enjoy optical clarity and exceptional style wearing designer frames fitted with authentic Essilor lenses from FramesDirect. 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 It is a clear coating that makes glasses resistant to glare and makes the lenses invisible so you can see clearly. Compared with polycarbonate lenses, Trivex® is a premium material that provides crisper vision and is 10% lighter. In this case, Trivex material was engineered to be the lightest material (1.11g/cm3). Join our community to receive newsletters and offers. 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). Weight: Despite having less material due to the thinner lens, polycarbonate sunglasses are heavier than their Trivex counterparts. It’s been just over a decade since PPG introduced Trivex, the lightweight, durable mid-index lens material that PPG positioned as an upgrade from its industry-standard CR-39 monomer. When eye safety is a concern, polycarbonate or Trivex lenses usually are the best choice for your eyeglasses, sunglasses and sports eyewear.. Crizal is anti-glare. protection they need to carry out all their daily activities. 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. 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. is a superior impact-resistance lens that is designed for all-day wear and protection from blue light. Trivex lenses are made from a lightweight, impact-resistant material. We added special dyes to Trivex during the manufacturing process that increases the contrast between colors making them seem brighter. Anti-glare Lenses Improve Your Vision 2. They can be useful if … The real winners are materials such as Trivex, CR-39 and Crown Glass. Starting At $33. Trivex lenses are lightweight and resist cracking, making them a great choice for rimless frames. The slower cast molding process used to create Trivex lenses results in sharper optics than injection molding, according to PPG Industries. Trivex lenses do not have the internal stress that is associated with most polycarbonate lenses. In life, there usually are tradeoffs. 1.74 High Index Lenses. Medicaid: Eligibility and Vision Benefits. Trivex® lenses are impact resistant and more lightweight than standard lenses. 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. It’s also easier to apply lens coatings like anti-glare to plastic lenses. Eyeglass Lens Direct - Factory Direct High Quality Replacement Eyeglass Lenses. But when it comes to eyeglass lenses, you no longer have to compromise. Trivex lenses are cast molded, while polycarbonate lenses are injection molded. The cost was about $450. If you’re shopping for safety glasses or prescription glasses with a low prescription, Trivex is worth considering. 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). Both polycarbonate and Trivex lenses are thinner and lighter than regular plastic lenses. When compared to other lens materials, high-index nor polycarbonate are known to provide the ultimate in optical clarity. Even though Trivex is just slightly thicker than polycarbonate lens materials, it’s lighter weight, superior optics, and structural qualities make … This is due to the way Trivex lenses are manufactured. 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. Trivex lenses offer 100% protection from UV light, as do Polycarbonate lenses, however, they do need a scratch-resistant coating to prevent scratches. 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. What is Blokz® Trivex®? Updated. Trivex material has a higher ABBE value than polycarbonate, which offers similar strength as polycarbonate, but with less distortion ("chromatic aberration"). Visionworks offers lens packages for every need. This makes Blokz ™ Trivex ® the perfect choice for children who are especially vulnerable to the effects of blue light. How older drivers can improve their driving at night, Improve your driving at night: With tips on glasses and lenses. Up To 70% LESS Than Retail. Trivex Lens Treatments. Pros And Cons Of Anti Glare Lenses- Long Lasting These lenses were developed by PPG Industries in 2001, and are composed of a urethane-based monomer, using a cast molding process. Eyeglass Lens Direct offers its line of Trivex progressive lenses. Call Now: 281-242-5367 Can coronavirus (or a cold or the flu) cause pink eye? Is it a good lens option for kids. Learn more at EyeglassLensDirect.com. 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 microscopic coating eliminates light reflecting from the front and back surfaces of the lenses, giving the lenses a crystal-clear appearance. Trivex Lenses. 09/22/2011. But they differ in how they are manufactured and other properties. 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. range for Trivex Lenses: Sphere below + or - 3.00 Cylinder below + or - 2.00: Select the lens that best describes the type you require. For years, polycarbonate lenses have been the industry standard for safety glasses and children's eyewear. Trivex lenses excel in this regard. Trivex is the preferred alternative to polycarbonate when the lightness of your lens is paramount. This makes it a better choice for you if you have a higher prescription and need lenses that are thin and durable. Trivex lenses are made from a urethane-based monomer. However, unlike polycarbonate, Trivex has an Abbe value of 45, making it optically superior on paper. And there’s a reason children’s cups are made of plastic: it’s more resistant to impact. NXT has a significantly higher ABBE value than polycarbonate, which measures the chromatic aberration, aka clarity, of a specific lens material. But many eye care practitioners now offer Trivex lenses as an alternative to polycarbonate (or "poly") lenses. This makes  Blokz™ Trivex® the perfect choice for children who are especially vulnerable to the effects of blue light. Thinnest lenses for high prescription. Trivex lenses were created by PPG Industries to be a direct competitor to polycarbonate lenses. The Varilux progressives make smooth focus going from near to distance. 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. 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. Prices offered are lower than standard retail prices. 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. 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. What’s the difference between an HSA and FSA? In 2001, PPG Industries created a new purpose for a breakthrough plastic technology called Trivex. On the other hand, polycarbonate lenses have a higher index of refraction than Trivex lenses (1.58 vs. 1.53). With prescriptions of this power, the reduced thickness with high-index will make-up for the increased weight. Good for prescriptions over +/-8.00. 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