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