Trivex vs. Polycarbonate December 28, 2010. Or is risking a little bit of edge thickness worth the clarity? Polycarbonate Eyeglass Lenses Technology is evolving, and like any new material that appears, trivex lenses bring an addition to the older polycarbonate eyeglass lenses. The DR I spoke to sent me to the ER then we saw our normal vet the next day who did emergency surgery or a strangulated hernia and she's now fine. It was soon adapted for use in safety eyewear applications due to its superior impact resistance. If you're going to be racing, hiking, or running, you don't want to feel the sunglasses on your face. Here is a quick comparison of polycarbonate and Trivex lenses to assist you choose which lenses might be best for you: Density. Polycarbonate and Trivex lenses provide greater impact resistance than lenses made out of other materials. Trivex®, manufactured by PPG, is a clearer material than the industry standard polycarbonate. Thickness: 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, but as you see in the video, the difference may not even be noticeable. 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. And yes trivex is a higher refractive index meaning the lens is thinner than a traditional poly. Poly had a worse abbe value meaning the color aberration is higher and trivex is clearer. Trivex vs. Polycarbonate: A Quick Side-By-Side Comparison. I assume you are getting lenses online or from a box/chain store who employ sales clerks and not opticians. The majority of your Rx is your astigmatism which at axis ~180 means all the thickness will be vertical. The information here is sourced well and enriched with great visual photo and video illustrations. It was developed in 2001 by PPG Industries as an alternative to polycarbonate. Der Erfinder hierfür: SiLATEC . Polycarbonate vs. Trivex History Polycarbonate: This material was developed during the “space race” of the late 1960’s. Both polycarbonate and Trivex lenses are thinner and lighter than regular plastic lenses. Trivex Lenses vs polycarbonate lenses. read this article we found about eye glass lenses: Even though Trivex has been available for a while now, there is still much debate and confusion about how Trivex and polycarbonate stack up against one another. NXT lenses can be most closely compared to glass or mineral lenses when it comes to offering superior optical quality. This is because they are made up of a urethane-based monomer, which refracts less light. Trivex vs Polycarb. The one who wins is you. Also, it’s the second most impact-resistant lens available, just down a notch on impact resistance from the 1.53 Trivex lens, making it a good, less-expensive alternative for rimless, children’s, and sports eyeglasses. The only negative to Trivex versus polycarbonate is the lower index of refraction (1.53 vs 1.58) which means Trivex lenses will be slightly thicker than polycarbonate. Was ist schusssicheres Polycarbonat-Glas? Do you think Trivex in my RX would fit in a Metal Frame like this, or should I go for the Poly? Trivex has many benefits lending to its recent popularity. Trivex is a material developed in the 1990s originally for military use. In general Trivex performs similarly to polycarbonate in terms of their weight, durability index and UV protection. When you find the article helpful, feel free to share it with your friends or colleagues. Thickness: 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, but as you see in the video, the difference may not even be noticeable. Further distinguishig itself, Trivex is ideal for drill mounting. read this article we found about eye glass lenses: Even though Trivex has been available for a while now, there is still much debate and confusion about how Trivex and polycarbonate stack up against one another. Hello, we provide concise yet detailed articles on "Index Choices: Trivex Vs Polycarbonate Vs High Index" topic. High-Index. Trivex has a lower specific gravity than polycarbonate, making Trivex lenses about 10 percent lighter than polycarbonate lenses. Optical clarity (central). By using our Services or clicking I agree, you agree to our use of cookies. Let's compare and contrast the two based on their primary qualities. Polycarbonate Lenses. Trivex lenses vs. Polycarbonate Eyeglass Lenses. Thing is I already have the frames haha. New comments cannot be posted and votes cannot be cast, Press J to jump to the feed. 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. Here is a brief comparison of polycarbonate and Trivex lenses to help you decide which lenses might be best for you: Thickness. Gewicht. The majority of your Rx is your astigmatism which at axis ~180 means all the thickness will be vertical. But, Trivex has a lower index of 1.53, Poly is 1.59. A free-form lens with POW measurements will be even better for your type of Rx. Both lenses are lighter and thinner than others like glass and plastic. We added special dyes to Trivex during the manufacturing process that increases the contrast between colors making them seem brighter. Multifocals and progressive lens varieties are available in polycarbonates. Trivex and Polycarbonate lenses are the two best choices for your child’s eyeglasses frames, sunglasses, and protective sports eyewear. Trivex® lenses are impact resistant and more lightweight than standard lenses.

Join. 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. The guy is legit and has plenty of videos of himself grinding and fitting lenses and he does it on request for you. Otherwise a real optician would have been able to easily explain this. Is also fun to see this as a bit of evidence that I'm not crazy for trying to think reasonably. So if you’ve got your eye on that style, we strongly recommend Trivex. New comments cannot be posted and votes cannot be cast, Press J to jump to the feed. The top to bottom measurement of that frame is probably 30-34mm. Polycarbonate Vs Trivex: Which Lenses Are Better. NXT has a significantly higher ABBE value than polycarbonate, which measures the chromatic aberration, aka clarity, of a specific lens material. Creators use a mold to construct the lenses in much the same way regular plastic lenses for glasses are made. be lighter but poly would be thinner and it would be better for the patient to go with a high index material anyway. Trivex is lighter in weight than standard plastic but not quite as thin as polycarbonate. Trivex lenses are made from a urethane-based monomer. Just like the 1.53 mid-index Trivex and 1.59 polycarbonate lenses, the 1.74 lens cannot be tinted. It was not until 1953 that research began to commercialize the material. Zenni offers shatter-resistant polycarbonate and trivex lenses at slightly higher prices than its lowest-priced glasses. Trivex will be a more optically clear lens and with your astigmatism will be more important. Poly is last choice in most circumstances in my office. One thing that hadn't been mentioned is aberration value. Because of less internal stress, Trivex produces a clear central vision than polycarbonate. High-index vs. polycarbonate: which is clearer? Polycarbonate vs. Trivex Lenses: A Quick Comparison. Im getting them from a business called freeprescriptonlenses. It is lighter and more scratch resistant and has high-impact resistance like Polycarbonate. Not to mention, Trivex resistance to stress and cracking makes for a durable lens material when it comes to combatting the normal wear and tear sunglasses experience in everyday life. With Phoenix (Trivex) lenses, you don’t have to sacrifice visual quality. Trivex has many benefits lending to its recent popularity. Sphere: -1.25 Cyl: -2.75 Axis: 173. While it’s slightly lighter than polycarbonate, it also has a slightly lower index of refraction. Believe it or not, polycarbonate was first discovered almost 120 years ago by German scientist Alfred Einhorn. Let’s discuss the benefits of Phoenix versus polycarbonate. Trivex has the same advantages as polycarbonate such as 100% protection against UV and superior impact strength. This video explains some of the differences between trivex and poly. Trivex vs Polycarb. My opinion on Trivex vs poly has generally been that 99% of the time the difference is going to be negligible to the patient and the only real difference is going to be in the lab work. Interesting video I found comparing the two materials. What follows is a side by side comparison of the two lens materials to determine how they weigh up against one another. Trivex is an improvement over Polycarbonate. Thanks, I'll likely get Trivex. Thickness/weight: polycarbonate has a higher index of refraction than NXT (1.58 vs. 1.53) and a lower specific gravity than polycarbonate. A quick comparison between Trivex and polycarbonate: Polycarbonate lenses are thinner than Trivex because of higher index of refraction. The thinnest and lightest eyeglass lenses are the high-index lenses, such as 1.66 and 1.74. Location 660 West Cherry Street North Liberty, IA 52317. So, if this is the case, just get the cheapest option as results will be less than ideal in either material. In … Products formed include phenyl salicylate, dihydroxybenzophenone groups, and hydroxydiphenyl ether groups. It’s unavailable as a polarized or photochromic lens. Thanks. It’s very low specific gravity, however, can make it as lightweight as many high index materials for a lower cost. Trivex and polycarbonate are indeed the “kissing cousins” of the safety eyewear industry, but they do have a few differences that can help you decide which one is better suited for your particular needs. Durchschusshemmendes Glas, welches aus Glas und Polycarbonat besteht, wird auch als schusssichere Polycarbonat-Verglasung bezeichnet. Polycarbonate molecules (such as the aromatic ring) absorb UV radiation. Polycarbonate lenses are made by injection molding. Sphere: Plano Cyl: -3.75 Axis: 180. Like polycarbonate, Trivex is considered a mid-index material and has inherent UV protection. Trivex vs. Polycarbonate. Trivex is more impact resistant than high index plastic, making it a much better choice for safety glasses or other types of glasses that need to meet certain impact requirements. Polycarbonat vs. Trivex-Linsen: Ein schneller Vergleich . How They Are Made. The real winners are materials such as Trivex, CR-39 and Crown Glass. Polycarbonate. The thickness of individual material. High index plastic generally has a lower Abbe number than Trivex, meaning that Trivex is more optically clear and causes less distortion than high index plastic. Trivex also has a slightly lower density so it is lighter than polycarbonate. You suggest I go poly then? 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. Trivex lenses: the low-down. Polycarbonate is a specific kind of plastic invented in 1953 by Bayer’s Dr. Hermann Schnell and General Electric’s Dr. Daniel Fox. Both materials are excellent choices, with a plus for trivex eyeglass lens, especially the quality of vision and resistance, but also with a higher price. The impact resistance of …

Ps. Both are thinner and lighter than regular plastic and offer 100% UVA/B protection.

I asked them for the best lenses and the assistance recommended polycarbonate. However, Trivex lenses have a much higher abbe value (43-45) vs. polycarbonate (abbe value 30) making it much better in optical clarity with fewer chromatic aberrations. My opinion on Trivex vs poly has generally been that 99% of the time the difference is going to be negligible to the patient and the only real difference is going to be in the lab work. 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. If you come to Spyglass you will hear about Trivex lenses…a lot. The one who wins is you. I would go with trivex just from a visual quality since poly doesn't do well for me. High-Index. Trivex lenses are made from a lightweight, impact-resistant material. 2. Let’s discuss the benefits of Phoenix versus polycarbonate. I know the optical clarity is better in trivex, but I'm concered about the thickness it will have with my RX, which happens to be... Trivex will be $50 more, and I've heard some people actually have problems with Polycarb. Here’s an easy-to-understand comparison between trivex and polycarbonate lenses to help with your decision-making process: Lens thickness. Between poly and trivex, trivex is definitely the better material. Trivex will be $50 more, and I've heard some people actually have problems with Polycarb. It was not until 1953 that research began to commercialize the material.

Ps. We’ll lay out the facts and attempt to put the question to rest. Monday, January 14, 2019 Eyeglasses Lens With Best CoatingWhen the safety of eye is concerned, both Trivex and polycarbonate are the best choices for all types of eyewear. Other opticians claiming poly is garbage and being dramatic about how terrible it is has always been a red flag to me that they're a terrible optician. These are thinner and lighter than the traditional eyeglass frames. It has better optics than poly and doesn’t scratch as easily, while still being impact and shatter resistant. Polycarbonate vs. Trivex Eyeglass Lenses Sunday, December 3, 2017 2:22:57 PM America/New_York. Trivex vs. Polycarbonate. The biggest pro compared to polycarbonate is Trivex’s Abbe value. Trivex Lenses vs polycarbonate lenses. Trivex lenses are composed of a urethane-based monomer that has lower specific gravity than polycarbonate and is 10% lighter as a result. You are now well-versed with some essential information about Trivex and Polycarbonate. Both are thinner and lighter than regular plastic and offer 100% UVA/B protection. Aspheric Lenses: Design gives several advantages to eyeglass lenses. Believe it or not, polycarbonate was first discovered almost 120 years ago by German scientist Alfred Einhorn. Polycarbonat hingegen wird durch Beschichtung oder das Laminieren mit Glas UV-geschützt. Press question mark to learn the rest of the keyboard shortcuts. Polycarbonate vs. Trivex Lenses: A Quick Comparison. The majority of your Rx is your astigmatism which at axis ~180 means all the thickness will be vertical. The tops of your frames might have a little bit of thickness with Trivex. Trivex vs Polycarbonate. The reaction can be propagated via side chain oxidation, ring oxidation or photo-Fries rearrangement. Polycarbonate and Trivex NXT® are up to 10 times more impact-resistant than glass, plastic, TAC or CR39 lenses. Polycarbonate Vs Trivex Lenses | Which Is Perfect for Your Prescription Safety Glasses. 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. Once a patient gets to a very high Rx then maybe Trivex might (might!) Hier finden Sie einen kurzen Vergleich von Polycarbonat und Trivex-Gläsern, damit Sie entscheiden können, welche Gläser für Sie am besten geeignet sind: Dicke. These lenses are much lighter and thinner than regular glass or CR-39 plastic. It’s very low specific gravity, however, can make it as lightweight as many high index materials for a lower cost. The thinnest and lightest eyeglass lenses are the high-index lenses, such as 1.66 and 1.74. It was used for helmets and visors for astronauts. For this reason polycarbonate or Trivex NXT should be the ONLY lenses material that should be used for sports sunglasses. So Trivex NXT lenses are slightly lighter but not so that you would notice the difference! In 1970, polycarbonate was refined from a brownish tint into a clear material used today in many safety glasses. Posted on September 6, 2013 by adveyecarecnter. Trivex and Polycarbonate lenses are the two best choices for your child’s eyeglasses frames, sunglasses, and protective sports eyewear. Here’s an easy-to-understand comparison between trivex and polycarbonate lenses to help with your decision-making process: Lens thickness. Hard to say, considering I haven't counted poly lenses for a full wheel and another full wheel of Trivex lenses but the poly does seem to edge easier on the machines. This makes it a good choice for rimless glasses, because drilling holes into the lenses won’t create hairline cracks like with polycarbonate. Cookies help us deliver our Services. Both materials are excellent choices, with a plus for trivex eyeglass lens, especially the quality of vision and resistance, but also with a higher price. However, unlike polycarbonate, Trivex has an Abbe value of 45, making it optically superior. polycarbonate, Trivex also has inherent UV protection. Like the 1.61 and 1.67 high-index lenses, it has an aspheric surface, improving the wearer’s visual quality while reducing distortion of the wearer’s eyes as seen by others. Like polycarbonate, lenses made of Trivex are thin, lightweight but are even more impact-resistant than polycarbonate. Some people like to have a bit more technical information and history about what they are wearing. I would definitely recommend trivex over poly as well. by admin | Feb 4, 2017 | Lens Options and Materials. Ultraviolet treatment uses a dye to tint glasses to block harmful UV rays. Polycarbonat hat einen höheren Brechungsindex als Trivex (1, 58 vs. 1, 53). Like polycarbonate, Trivex is considered a mid-index material and has inherent UV protection. The statement from the manufacturers was great, I'm glad he got that. Press question mark to learn the rest of the keyboard shortcuts. Trivex Polycarbonate 1.60 index 1.67 index Human eye 59/59 56 45 30 42 32 45 Eyecare professionals have long sought to understand the exact nature of the vision-degrading effects of low Abbe value, and how they can calculate at what point Abbe will have a negative impact on a person’s acuity or contrast sensitivity. The impact resistance of Trivex is comparable to Polycarbonate. For starters, here are the statistics for each format: TRIVEX. When compared to other lens materials, high-index nor polycarbonate are known to provide the ultimate in optical clarity. Compared with polycarbonate lenses, Trivex® is a premium material that provides crisper vision and is 10% lighter. By 1978 the first single vision ophthalmic lenses were being produced. Lenses made from Trivex are ultra-light in weight, much more resistant to cracking and breaking and have better optics than polycarbonate thanks to much better control of chromatic aberrations. Optical clarity (central). That means that Trivex NXT lenses are about 10 percent thinner and a bit lighter than polycarbonate lenses. It is lighter and more scratch resistant and has high-impact resistance like Polycarbonate. Weight-wise, Trivex lenses are lighter than polycarbonate ones, but in terms of thickness, polycarbonate ones are thinner. Trivex will be a more optically clear lens and with your astigmatism will be more important. Click on lens type to jump to its features → 1.74, 1.67, 1.60, 1.58, 1.53, 1.50. Trivex hands down. 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. Trivex is a more rigid material, making it a better selection for rimless or drill mount frames. In fact, Trivex is the lightest weight lens material available. With your script, I would probably recommend poly or trivex (though honestly depending on your frame choice you could probably get away just as well with CR39 plastic). Trivex® Color Boosting® lenses are the ultimate sun lens. The comparison is based on the features of Trivex and polycarbonate. This absorbed energy causes cleavage of covalent bonds which initiates the photo-aging process. Trivex is lighter than polycarbonate lenses due to lower specific gravity. Trivex also has a higher tensile strength. Trivex is stronger, lighter and more impact resistant than polycarbonate, making it the perfect lens for outdoor adventures. Weight. Poly is also much easier long term on your grinding wheel or blade from what I've been informed when I worked in a lab and from when I bought my edger. 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. I found some excellently written and highly informative information that will be helpful to anyone shopping for lenses. Be cause of its clarity, durability, ultra-lightweight properties, and resistance to chemicals, Trivex is used in production for helicopter and fighter jet canopies As a result of the success in military aircraft platforms, this high-quality material was brought to the eyewear industry in the early 2000s. Polycarbonate or Trivex are the most protective eyeglass frmaes. Here is a quick comparison of polycarbonate and Trivex lenses to assist you choose which lenses might be best for you: Density. Once a patient gets to a very high Rx then maybe Trivex might (might!) Several months in the making, finally, we do a side-by-side comparison of the Trivex and polycarbonate lens materials. If you want Trivex, going with a plastic frame might be a little safer. In most cases, there is no wrong choice here. The Difference: The key difference that sets the two materials apart however, insofar as providing an optimum eyewear experience, is that Trivex lenses have a higher ABBE LEVEL. In 2001 a rival lens material called Trivex was developed. Poly and Trivex: Facts and Fiction Even though Trivex has been available for years and polycarbonate for decades, there is still much debate, confusion and even long-held myths about how Trivex and polycarbonate stack up against one another. So here it is from the people who know. Posted on September 6, 2013 by adveyecarecnter. You will notice little to no difference at all in thickness between poly and trivex. Weight. Dabei gibt es zwei unterschiedliche Konstruktionsprinzipien. Weight. 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. Polycarbonate vs Trivex vs 1.60 vs 1.70 vs 1.74 Lenses. Trivex will be a more optically clear lens and with your astigmatism will be more important. Thickness: Polycarbonate lenses have a higher index of refraction than Trivex lenses, but not by much (1.58 vs 1.53). Polycarbonate and Trivex lenses provide greater impact resistance than lenses made out of other materials. The big advantage of Trivex over polycarbonate is its better optical quality, which means your vision is sharper. Technology is evolving, and like any new material that appears, trivex lenses bring an addition to the older polycarbonate eyeglass lenses. In most cases, there is no wrong choice here. Polycarbonate. Trivex has a lower specific gravity than polycarbonate, making Trivex lenses about 10 percent lighter than polycarbonate lenses. be lighter but poly would be thinner and it would be better for the patient to go with a high index material anyway. 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. If you are looking for more variety in terms of design, the range is wider in polycarbonate lenses. How does Trivex compare to polycarbonate? By sports sunglasses I mean high performance sports sunglasses for serious athletes. Location 660 West Cherry Street North Liberty, IA 52317. Trivex vs. Polycarbonate. These lenses are much lighter and thinner than regular glass or CR-39 plastic. So I've been given a choice. Weight. Trivex is just as impact resistant as polycarbonate and may also be prescribed for children’s lenses, sport lenses and safety lenses. Both the lenses have UV protection. We’ll lay out the facts and attempt to put the question to rest. With Phoenix (Trivex) lenses, you don’t have to sacrifice visual quality. 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. 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. Polycarbonate Lenses vs Trivex Lenses What are polycarbonate lenses? Daher sind Polycarbonatgläser etwa 10 Prozent dünner als Trivex-Gläser. Trivex Polycarbonate 1.60 index 1.67 index Human eye 59/59 56 45 30 42 32 45 Eyecare professionals have long sought to understand the exact nature of the vision-degrading effects of low Abbe value, and how they can calculate at what point Abbe will have a negative impact on a person’s acuity or contrast sensitivity. Trivex is an improvement over Polycarbonate.

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