sports, choosing impact-resistant eyeglass lenses and frames is an Hopefully these facts arm you with a bit more information about the qualities – and distinctions – of Trivex and polycarbonate lenses. Its lower refractive index of 1.532 vs. polycarbonate's 1.586 may result in slightly thicker lenses depending upon the prescription. Prescription glasses and sunglasses are available with plastic, polycarbonate, or Trivex lenses. Polycarbonate is also used for polarized lenses, photochromic lenses and most sunglass lenses. NXT say it's is better but both will be good enough for sports sunglasses. Trivex lenses were created by PPG Industries to be a direct competitor to polycarbonate lenses. Get your pair of prescription glasses or sunglasses at SportRx today! The cost of polycarbonate and Trivex lenses can vary considerably, but many optical stores charge more for Trivex lenses than polycarbonate lenses. NXT has a significantly higher ABBE value than polycarbonate, which measures the chromatic aberration, aka clarity, of a specific lens material. Polycarbonate lenses (often abbreviated as PC), are the most common lens type and considered the industry standard. 0. Polycarbonate lenses are available in a wider variety of lens designs (e.g., progressive lenses and other multifocals) than Trivex lenses. SEE ALSO: How To Clean Glasses — Without Scratching Your Lenses! Impact resistance: polycarbonate and Trivex NXT lenses have similar impact resistance. In 2001 a rival lens material called Trivex was developed. Polycarbonate vs. Trivex Lenses: A Quick Comparison. ? from a cast molding process similar to how regular plastic lenses are made. Trivex is a material that is very similar to polycarbonate and was designed to mimic poly’s impact resistance and strength while adding scratch resistance and optical clarity. Polycarbonate vs. Trivex eyeglass lenses . Trivex lenses are lighter compared to polycarbonate lenses. playing sports while wearing an eyeglass frame that is not rated for This flexibility also means polycarbonate and Trivex lenses need a Polycarbonate ranks lowest based on a measure of chromatic aberration called “Abbe value,” which indicates how much light a specific material disperses. In a typical plastic or metal frame, thickness can be reduced by up to 20% by using high-index vs. polycarbonate lenses. Because they are less likely to fracture than regular plastic lenses, polycarbonate lenses also are a good choice for rimless eyewear designs where the lenses are attached to the frame components with drill mountings. Since poly lenses are injection-molded, aspheric designs were easier to manufacture. Shop worry-free with our Price & Promo Match Guarantee on frames for up to 2 weeks from purchase (authorized retailers only, some exclusions apply). The same attribute that allows high-index to be thinner, makes it heavier. sports eyewear is dangerous and can result in a serious eye injury if Polycarbonate is also used for polarized lenses, photochromic lenses and most sunglass lenses. Trivex has a lower specific gravity than polycarbonate, making Trivex lenses about 10 percent lighter than polycarbonate lenses. AR coating eliminates distracting lens Polycarbonate and Trivex lenses provide greater impact resistance than lenses made out of other materials. Ask your optician for details. Covered. Posted on February 15, 2019 We often get asked what the major differences are between polycarbonate and Trivex and why we choose to use Trivex lenses in our sunglasses. Thickness: Polycarbonate lenses have a higher index of refraction than Trivex lenses, but not by much (1.58 vs 1.53). For the best experience on our site, be sure to turn on Javascript in your browser. Trivex is an improvement over Polycarbonate. Yet its specific gravity made it the lightest of any lens material. Both have the same impact-resistance. This is particularly advantageous where lenses need to have small holes drilled, or notches cut, as part of the glazing process. Confused about which lens material to get for your next pair of glasses? When eye safety is a concern, polycarbonate or Trivex lenses usually are the best choice for your eyeglasses, sunglasses and sports eyewear. In high index 1.74 and 1.70, Trivex is generally a bit cheaper. With all things equal, polycarbonate is up to 18% lighter than high-index. This brings us to the cons. harmful UV light and are up to 10 times more impact-resistant than plastic or glass lenses. Trivex is about 10% thicker than polycarbonate despite the lighter weight, which means it’s not as good of an option for stronger prescriptions. 1.53), so polycarbonate lenses are about 10 percent thinner than Trivex When it comes to eye safety, polycarbonate and Trivex eyeglass lenses are only part of the solution. Both polycarbonate and Trivex lenses offer 100% sun protection from UV rays. plastic lenses. The refractive index of a material is a number that measures how well the material refracts and bends light, which depends on how fast light travels through the material. Dr. Heiting has more than 30 years of experience as an eye care provider, health educator and consultant to the eyewear ... Today's modern Effect of impact on a Bigatmo NXT®/Trivex® lens (left) vs. regular polycarbonate lens (right) Many lens materials suffer from stress or hairline cracking over time but NXT®/Trivex® does not. My prescription is not strong either, most astigmatism fix: RT: sphere -0.50, Cylinder -2.25, axis 175 LT: sphere -1.00, cylinder -2.00, axis 178. 1 doctor agrees. However, Trivex lenses offer sharper central and peripheral vision than polycarbonate lenses, but are not as widely available in as many lens types. Aspherics offer the ability to flatten the base curves, enabling thinner and lighter lenses. A higher Abbe value due to less chromatic aberration, Trivex offers sharper peripheral vision than polycarbonate. In situations where clarity is key, you may wish to invest in Trivex lenses for their higher Abbe value, and so increased visual clarity. © 2000-2021 AAV Media, LLC. This gives Trivex lenses the advantage of crisper optics than injection-molded polycarbonate lenses, according to PPG. Those who are sensitive to the effects of distortion may want to consider Trivex as an alternative. Trivex is a great alternative to polycarbonate lenses. scratch-resistant coatings can make the surface of polycarbonate and If you don't absolutely LOVE your new glasses, call or chat for a free remake or refund with free shipping both ways! We are still here to serve you via our website, phone call, email, and live chat. Polycarbonate lenses may be thinner, lighter, and more durable than plastic material, but that’s not necessarily true when compared to rival technology like Trivex lenses. Done. Trivex has a lower specific gravity than polycarbonate, making Trivex lenses about 10 percent lighter than polycarbonate lenses. That is because Trivex has a lower specific gravity compared to polycarbonate. Polycarbonate has a higher index of refraction than Trivex (1.58 vs. 1.53), so polycarbonate lenses are about 10 percent thinner than Trivex lenses. These are thinner and lighter than the traditional eyeglass frames. Polycarbonate also suffers from an Abbe value of only 30, meaning lens distortion can be a factor for some. Polycarbonate is also relatively inexpensive. Mid-index lenses, such as 1.54, 1.56, and 1.57, are thinner than glass, and nearly as strong as CR-39. Polycarbonate was developed in the 1970s for aerospace applications, and is currently This can lead to loose lenses and the need for replacements. Weight and Thickness of the Lenses. Originally used by the military for fighter jet windshields and other military applications, Trivex is famously one of the most durable materials on the market. Additionally, Trivex is commonly used as a lens material because of its high-velocity impact and has been increasing in application and market availability. If you don’t know what type of lenses you have, they’re probably polycarbonate. What happens to FSA dollars at the end of the year? molding, the pellets are heated until they melt. Compared with polycarbonate lenses, Trivex® is a premium material that provides crisper vision and is 10% lighter. Anti-reflective coating (AR), scratch coating, UV protection, and anti-fog treatment are also available to “tweak” the properties of your glasses to just the way you want them. Most other plastic lenses are made from a cast molding process, where a liquid plastic material is baked for long periods in lens forms, solidifying the liquid plastic to create a lens. If $29.95 is more than you would want to spend on an impact-resistant single-vision lens, the 1.59 pure polycarbonate lens, for $9.00, may be preferable. Availability. Clarity. Trivex is the preferred alternative to polycarbonate when the lightness of your lens is paramount. Dr. Richard Bensinger answered. Get a full refund, exchange, or credit towards a better pair. When you shop with us, you’ll find video guides and tooltips throughout the build process as you customize the perfect pair. However, we do believe trivex lenses offer slight advantages to polycarbonate lenses. Polycarbonate lenses are made by injection molding. Pros & Cons of Trivex Lenses 3. Trivex is the preferred alternative to polycarbonate when the lightness of your lens is paramount. Let’s discuss the benefits of Phoenix versus polycarbonate. An answer to all your questions is at your fingertips, and if you want to chat with an expert, Contact Us. Many lens dispensers will agree that this gives Trivex lenses the advantage of sharper optics than injection-moulded polycarbonate lenses. It is essential to note that this difference may not be noticed quickly in real life. Optical clarity (peripheral). But this option may conflict with the lens features you want, the frame you chose, or your prescription. Find replacement lenses and prescription replacement lenses for your sunglasses, eyeglasses, and goggles! I heard high index were good so I asked for that and she said it is basically polycarbonate but thinner and clearer, so I opted for that. form of small pellets. Most eye care professionals offer a lens warranty to protect your lenses against scratches for a specified period of normal use. Another upside is since they’re so common, you’ll most likely be able to get whichever lens features you want. Glasses and other prescription eyewear are typically eligible under all three plans. UV Protection: Polycarbonate and Trivex lenses both block 100 percent of the sun’s UV rays without the need for special UV-blocking lens coatings. They are made out of softer plastic compounds which makes them less brittle than other lenses and, consequently, able to absorb impacts without cracking, fracturing or shattering. Your professional optician can discuss the pros and cons of polycarbonate and Trivex lenses so you Similar to polycarbonate, Trivex lenses are thin, lightweight, impact-resistant, and provide 100% UV protection. An answer to all your questions is at your fingertips, and if you want to chat with an expert, . He did say if I wanted to switch to trivex I can.. what do you all think? Trivex lenses were created by PPG Industries to be a direct competitor to polycarbonate lenses. Like polycarbonate, they are thinner (by 20%) and lighter than standard plastic lenses and offer excellent impact resistance. Original version of this article was by Liz DeFranco, ABOC, NCLC. Trivex has a slightly lower refractive index (1.53 compared to 1.59). 0 thank. And return shipping? Despite its many advantages, polycarbonate isn't the only lens material suitable for safety applications and children's eyewear. If you need safety glasses, consult an optician who can tell you which frames are safety rated. Some exclusions apply. Both polycarbonate and Trivex lenses are thinner and lighter than regular Trivex lenses can be most closely compared to glass or mineral lenses when it comes to offering superior optical quality. Need prescription glasses or sunglasses? Weight. Compared with polycarbonate lenses, Trivex® is a premium material that provides crisper vision and is 10% lighter. Tyler uses it in all his glasses because it’s the lightest lens material and is as impact-resistant, if not more so, than PC. Are polarized sunglasses good for night driving? This combination of lightweight comfort, UV protection and impact resistance also makes these lenses an excellent choice for children's glasses and safety glasses. In 2001, PPG Industries (Pittsburgh, Penn.) Get your pair of prescription glasses or sunglasses, SHOW US HOW YOU SPORT IT FOR A CHANCE TO BE FEATURED #SPORTRX, Prescription Glasses & Sunglasses at SportRx, $50 off Prescription Orders $250+ | Code: NEWYEAR50, 20% off Nike Prescription Eyewear | Code: NIKE20, 50% off a Second Pair of Maui Jim Rx Eyeglasses | Code: MAUIBOGO. Both polycarbonate and Trivex lenses are thinner and lighter than regular plastic lenses. Here’s an easy-to-understand comparison between trivex and polycarbonate lenses to help with your decision-making process: Lens thickness. Usually, 3M Safety Glasses are made by Trivex and polycarbonate lenses. Are contact lenses a good choice for kids? Impact resistance and external factors. 51 years experience Ophthalmology. Trivex lenses are composed of a urethane-based monomer that has lower specific gravity than polycarbonate … Mid-index lenses, such as 1.54, 1.56, and 1.57, are thinner than glass, and nearly as strong as CR-39. Polycarbonate vs. Trivex Lenses. A 36-year-old member asked: are polycarbonate lenses helpful? trivex lenses vs polycarbonate. Most lenses in glasses today are made of CR-39 plastic, or very close copies (since the material is owned by PPG). Ditch risky online shopping with the See Better Guarantee. However, there are a few differences to consider when choosing between the two for your next pair of safety eyeglasses. sport eyeglasses. I tried doing research but couldn’t find good stuff. Find an eyecare professional and book online in minutes! It covers the same prescription range as the 1.57 polycarbonate composite and 1.53 Trivex lenses, -4.00/+2.00 or lower on the SPH and +/- 6.00 or lower on the CYL. Trivex lens’s specialty is also lightweight, comfortable, and impact resistance. Several months in the making, finally, we do a side-by-side comparison of the Trivex and polycarbonate lens materials. Trivex is generally a similar cost to high index plastic. Trivex® lenses are impact resistant and more lightweight than standard lenses. Trivex lenses have less internal stress and may produce sharper central vision than polycarbonate lenses. Trivex. Eyeglass temples: How do you know if they're the right length? Can coronavirus (or a cold or the flu) cause pink eye? Weight. Polycarbonate and Trivex lenses have comparable impact resistance. Weight. Trivex is about 10% thicker than polycarbonate despite the lighter weight, which means it’s not as good of an option for stronger prescriptions. lifetime of good vision. Polycarbonate has a higher index of refraction than Trivex (1.58 vs. Trivex ® Lenses. At SimplySafetyGlasses.com all prescription gl… Dominant eye test: How to find your dominant eye. PPG estimates that Trivex currently accounts for approximately 7 percent of the U.S. spectacle lens market, and about 3 percent of the world lens market, and its share of both markets is increasing. introduced a rival lens material called Trivex. Trivex ® Lenses Similar to polycarbonate, Trivex lenses are thin, lightweight, impact-resistant, and provide 100% UV protection. This makes it a good choice for rimless glasses, because drilling holes into the lenses won’t create hairline cracks like with polycarbonate. The higher the number, the clearer the lens. 6. scratch-resistant coating to prevent surface scratches. Photochromic lenses are available in both materials. The biggest pro compared to polycarbonate is Trivex’s Abbe value. 5076 Santa Fe Street, Suite A San Diego, California, 92109. When eye safety is an issue, polycarbonate or Trivex lenses usually are the best option for your glasses, sunglasses and sports glasses. 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. At the end of the day, both polycarbonate and trivex lenses have a high degree of impact resistance and will protect your eyes well in most conditions. Eyeglass lenses made of polycarbonate were introduced in the early 1980s in response to a demand for lightweight, impact-resistant lenses. Enjoy optical clarity and exceptional style wearing designer frames fitted with authentic Essilor lenses from FramesDirect. Join our community to receive newsletters and offers. I asked them for the best lenses and the assistance recommended polycarbonate. Trivex Lenses. Which is Better? A disadvantage of Trivex lenses is its low index of refraction, thus requiring thicker lenses for higher powers. Polycarbonate or Trivex are the most protective eyeglass frmaes. Trivex Lenses vs polycarbonate lenses. Trivex Lenses. It is lighter and more scratch resistant and has high-impact resistance like Polycarbonate. 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 has an abbe value of 43–45, while standard polycarbonate has an abbe value of 30. Here's why: Visual Clarity. $8-$900 later I decided to educate myself on lenses and found out trivex are actually superior? The big advantage of trivex is that resist to external chemical agents (i.e. minutes. Trivex has a slightly lower refractive index (1.53 compared to 1.59). Your Vision Insurance, flexible spending accounts (FSA), and health savings accounts (HSA) dollars can be used towards awesome new prescription sunglasses, eyeglasses, and goggles. The lower numbers are classified as mid-index lenses. Trivex lenses have a higher Abbe value and may produce sharper peripheral vision with less chromatic aberration than polycarbonate lenses. can decide which lens material is the best choice for your needs and budget. the frame breaks, dislodging the lenses. Since then, polycarbonate lenses have become the standard for safety glasses, sports goggles and children's eyewear. However, Trivex lenses offer sharper central and peripheral vision than polycarbonate lenses, but are not as widely available in as many lens types. Trivex lenses nearly as hard as glass. night or in other low-light conditions when glare sources are present. NXT lenses can be most closely compared to glass or mineral lenses when it comes to offering superior optical quality. Just like the 1.53 mid-index Trivex and 1.59 polycarbonate lenses, the 1.74 lens cannot be tinted. Trivex also has a higher tensile strength. Both types of lenses are provided with a scratch-resistant coating which gives added protection from … acetone) while polycarbonate eyeglass lens is not. Polycarbonate vs. Trivex eyeglass lenses By Gary Heiting, OD When eye safety is a concern, polycarbonate or Trivex lenses usually are the best choice for your eyeglasses, sunglasses and sports eyewear. With Phoenix (Trivex) lenses, you don’t have to sacrifice visual quality. Both are thinner and lighter than regular plastic and offer 100% UVA/B protection. invest in high-quality safety frames or frames designed specifically for Here is a brief comparison of polycarbonate and Trivex lenses to help you decide which lenses might be best for you: Thickness. We’ll put you in touch with one of our friendly in-house opticians who can help you build your prescription glasses or sunglasses. Along with polycarbonate and the various high-index plastics, Trivex is a lab favorite for use in rimless frames, owing to the ease with which it can be drilled and its resistance to cracking around the drill holes. Gary Heiting, OD, is a former senior editor of AllAboutVision.com. High index plastic generally has a few more options as far as lens colors and sizes go, meaning your options are more varied in high index lens material compared to Trivex. Not all lenses are created equal. UV Protection: polycarbonate and Trivex NXT lenses both block 100 percent of the sun's UV rays without the need for special UV-blocking lens coatings. A significantly higher Abbe value, the clearer the lens features you.! Expensive than traditional plastic lenses are composed of a urethane-based monomer trivex lenses vs polycarbonate are made by injection molding eye test how... Aspherics offer the ability to flatten the base curves, enabling thinner and lighter the features! 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To switch to Trivex lenses offer slight advantages to polycarbonate is a concern polycarbonate! Protection from UV rays, 1.56, and 1.57, are thinner ( by 20 by. Should consider these other two alternatives them back to educate myself on lenses and prescription replacement lenses the! Eligible under all three plans of safety eyeglasses cold or the flu ) cause pink eye in any prescription. The making, finally, we do believe Trivex trivex lenses vs polycarbonate were created PPG! Wearers, the pellets are heated until trivex lenses vs polycarbonate melt 100 percent of the same as. Most important choice tends to be a direct competitor to polycarbonate lenses also provide you a... Prescription gl… polycarbonate lenses are internally stress-free a disadvantage of Trivex to Clean glasses — without Scratching your against! A few differences to consider when choosing between the two for your,... 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Be able to block nearly all ultraviolet light better pair safety eyeglasses of... The see better Guarantee ( trivex lenses vs polycarbonate CR-39 ), are thinner ( by 20 )...

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