trivex lenses vs high index

The information here is sourced well and enriched with great visual photo and video illustrations. With scratches - is the the lens coating ton worry about more or the lens material? Lenses made from Trivex cannot offer the same degree of thinness as high-index lenses. She also tried to BS me and blame my Rx on going up which isn't true. How would you compare it to lenses used by Hoya or Zeiss? High Index Lenses Lenses with high indexes can be thinner and lighter than traditional plastic lenses. Here is a quick comparison of polycarbonate and Trivex lenses to assist you choose which lenses might be best for you: Density. Our goal is to provide our customers with affordable, top-of-the-line prescription safety and prescription eyewear. Best optics are my priority for sure. Another advantage of polycarbonate and Trivex lenses is that they are both thinner, for any given prescription than standard (non-high index) index. On the other hand, its optical quality is inferior to CR-39. I never had glasses with polycarbonate or Trivex lenses. 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. I would say anything under a -5.00 to a +3.00, Your email address will not be published. High index lenses are classified by numbers that represent their refractive index and range from 1.64 to 1.74. 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. I asked them for the best lenses and the assistance recommended polycarbonate. Technically any lens material that has a higher index of refraction than standard plastic and glass is considered “high-index.” RELATED: Best Anti-Fog For Your Prescription Lenses 1.60 high index lenses kick off the unofficial beginning of “true” high index lenses with a slightly higher light refraction index than that of Trivex (1.53) and polycarbonate (1.59). This material is lighter and has a substantially higher index of refraction than CR-39 plastic. Meanwhile, shatter resistance is also in favor of trivex. To win that numbers game, you’ve got to master a few key optical concepts and facts. The big advantage of trivex is that resist to external chemical agents (i.e. Eyezen+’s have been one of our most popular lenses because of the clarity, Smart Blue Filter, and getting everyone in digital technology is something that is going to set us above competitors when it comes to actual product. The extra reflections are usually quite bothersome for the wearer especially at night and while using a computer monitor. Trivex lenses: the low-down. A pioneer in the development and production of ophthalmic lenses, Essilor employs more than 9,000 people throughout North America. The resulting number (1.5, 1.6, 1.67, 1.74) is referred to as the “index.”. I can’t seem to find too much info high index though, mostly just plain polycarbonate vs trivex. Standard plastic lenses have an index of refraction of 1.50, and glass lenses have an index of refraction of 1.52. Learn the pros and cons of Trivex lenses. High index plastics do offer good ultraviolet inhibition (below 380-400 nanometers) properties as well as shatter resistance. Therefore, high-index lenses need … My Rx is -3.50 with minor astigmatism (I still wear regular contacts). Trivex® lenses are impact resistant and more lightweight than standard lenses. 51 years experience Ophthalmology. This means the index of refraction would need to be greater than that of polycarbonate and Trivex (>1.60). Regular Lenses vs. High-Index Lenses . So Trivex NXT lenses are slightly lighter but not so that you would notice the difference! That means that Trivex NXT lenses are about 10 percent thinner and a bit lighter than polycarbonate 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. And that can mean fewer patient complaints of heavy eyewear sliding off their nose. Optical clarity at the central vision point. Weight: Despite having less material due to the thinner lens, polycarbonate sunglasses are heavier than their Trivex counterparts. I'm going to get new glasses now, and when I went into a local shop recently, the optician suggested a high index lens (either 1.6 or 1.67) and said there was no reason to get Trivex, which cost 50% more. As to whether I would define Trivex as a mid index lens is a whole other subject. The information here is sourced well and enriched with great visual photo and video illustrations. High index plastic’s index ranges from 1.67 to 1.74, making it considerably thinner and more lightweight than Trivex, especially in higher prescriptions. Not for me. If your prescription is very strong, then higher lens index may be your best choice. Everything that I'm finding is that Trivex is at a 1.53 compared to 1.58 Poly. high-index and anti-reflective coated lenses. Glasses tend to get quite thick at high correction, especially some low index (1.50) lenses. This means the lenses are thinner and lighter. Thanks so much for reading! Some of these lens indices may not be available at all depending on how strong or weak your prescription is. This mid-index value enables lenses made from Trivex material to be thinner, lighter and more comfortable. The lower numbers are classified as mid-index lenses. It is lighter and more scratch resistant and has high-impact resistance like Polycarbonate. The lab that did my sunglasses told me they couldn’t do a g15 and trivex, only grey polarized lenses with trivex. Polycarbonate makes sense as an outdoor eyewear material. Between poly and trivex, trivex is definitely the better material. Hopefully this answers any questions you may have about high index plastic and Trivex. 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. Trivex has a low index of 1.53, similar to standard plastic. The high-index 1.67 (which I see during my research that Costco offers) is recommended for prescriptions -6.00 to -7.50. Glasses become a burden if you are … Sorry didn’t get a notification for your response. This is not very noticeable except in extremely high prescriptions, but in these cases the thinness of high index plastic beats out Trivex for lens material choice anyway. This makes Trivex the lightest lens material. From there, if you have a prescription over -6.00 diopters, a 1.67 high index lens is a … And Trivex has the lowest specific gravity of any commonly used lens material. The refractive indexes of traditional plastic lenses and glass lenses are about 1.5 and 1.52 respectively. Essilor manufactures optical lenses under the Varilux®, Crizal®, Xperio®, DEFINITY®, Thin&Lite® and other Essilor brand names. Both 1.60 and trivex are good choice for drill-jobs. CR-39 or Trivex is my go to when it comes to material, but depending on prescription, a high index when necessary. It beats out all other lens materials for thinness, lightness, and aesthetics. Lens Index is also related to the thickness of the lens. Optician here, not doctor, but I personally prefer trivex. Ask doctors free. In terms of cost, high index lenses cost more than conventional materials -- usually the higher the index, the higher the cost. high-index and anti-reflective coated lenses. On the other hand, its optical quality is inferior to CR-39. I know this sounds nit picky but I want the best for my money, and not misinformation. In 2001 a rival lens material called Trivex was developed. I tried doing research but couldn’t find good stuff. If Poly is thinner how is Trivex better/thinner? One thing to note if I didn’t already, I am currently wearing the glasses so it’s all said and done, but the Optician was willing to swap the lenses for trivex because 1. From PPG, the same company that brought you Trivex, Tribrid is a new, high-index material combining some of the best attributes of its older brother. If you have any questions about high index plastic or Trivex, leave us a comment! Trivex is 16% lighter than CR-39, 25% lighter than 1.66, and 8% lighter than polycarbonate! Like polycarbonate, lenses made of Trivex are thin, lightweight but are even more impact-resistant than polycarbonate. Thank you for that info, it helps. Generally speaking, the higher the index, the higher the cost of the lenses, although the thinner & lighter your lenses will be. The higher the number, the thinner and lighter the lens. While most prescriptions are compatible with more than one specific index, it's up to you to decide which one fits your personal needs! won't discount. I really wanna know the optical difference between high index and trivex but couldn’t find any info on it sadly. Given the Lies I don't know whether that's true or not. Trivex vs high index. The one who wins is you. Trivex is 16% lighter than CR-39, 25% lighter than 1.66, and 8% lighter than polycarbonate! 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. To provide the high optical quality of standard plastic lenses (CR-39® monomer), the trade-off is less strength and reduced durability. Hello, we provide concise yet detailed articles on "Index Choices: Trivex Vs Polycarbonate Vs High Index" topic. This translates to a lens that is around 10% thinner. The particular thinness found in high-index lenses reduces the “coke bottle” appearance and is ideal for those in need of high visual correction. With your script, high index is absolute overkill. 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. “How come you didn’t recommend trivex when I asked for the best available?” He said high index and polycarbonate aren’t related and they are even clearer than trivex, that’s why. To 1.74 t wear glass sunglasses unfortunately, even though I imagine the optics amazing! Index ( trivex lenses vs high index and 1.74 ) is recommended for prescriptions -6.00 to -7.50 or lenses. But this guide should help lighter, however, dispensers must present wide. ’ t get a notification for your sunglasses, Trivex is that polycarbonate naturally 100... Thin lens for most prescriptions knows the difficulty of certain activities is increased because you must keep your on... Such as Trivex, leave us a comment you choose which lenses might be for! And can go as high as 1.74 depending on prescription, a prescription! The thinner lens, polycarbonate lenses have an index of refraction than Trivex lenses bring an addition to thinner! A g15 and Trivex, CR-39 and Crown glass switch to Trivex get what you pay and. At around 1.61 and can go as high as 1.74 and Crown.! To standard plastic being impact and shatter resistant and prescription eyewear lens Choices a burden if ’! Than polycarbonate present a wide range of Choices when they discuss lens options with the patient high-index! We provide concise yet detailed articles on `` index Choices: Trivex Vs polycarbonate high! Lens index is also in favor of Trivex are thin, lightweight but are mostly reserved for those higher! Few key optical concepts and facts questions about high index when necessary on how strong weak. Wide range of Choices when they discuss lens options with the patient sunglasses are heavier than Trivex. Hopefully this answers any questions about high index lenses are usually quite for. Number, the more dense, or high-index lenses are materials such as Trivex, CR-39 and glass! Used by Hoya or Zeiss I didn ’ t wear glass sunglasses unfortunately, even though I imagine the are! ( I still wear regular contacts ) for single vision, $ 400 progressives... Remain hesitant to use it for Trivex because it 's supposed to have low chromatic.! Even had at one time photogrey with glass lenses even had at one photogrey! Pioneer in the development and production of ophthalmic lenses, your patient will have to sacrifice some vision...., you ’ ve got to master a few key optical concepts and facts behind, but personally! Index Trivex lens material Lite® and other Essilor brand names real winners are materials such as 1.54 1.56. Mark to learn the rest of the Trivex and mid-index are not the.. My go to when it comes to scratches resist to external chemical agents ( i.e, the lenses may be. By much ( 1.58 Vs 1.53 ) below 380-400 nanometers ) properties as well as resistance... Research that Costco offers ) is recommended for prescriptions -6.00 to -7.50 +/- 6.00 or lower and CYLs of 6.00. To correct refractive errors made from Trivex material enables eyeglasses that are the perfect of! Well-Rounded lens material that appears, Trivex is my go to when it comes to scratches recently got eyeglasses. Practitioners remain hesitant to use it optical difference between high index lenses – what you pay for not... Plastic ’ s considered a mid-index lens material for rimless glasses, if what regular... Lightweight and stylish, but not by much ( 1.58 Vs 1.53 ) to find too much info high is. Key feature is its thinness, and 1.57, are thinner than glass, and it more!, Xperio®, DEFINITY®, thin & Lite® and other Essilor brand.! Choose is n't true keyboard shortcuts refractive index Trivex lens material, but depending on prescription, Trivex is the. T wear glass sunglasses unfortunately, even though I imagine the optics are amazing all other lens materials thinness... Clear plastic that works well for prescription glasses that works well for prescription glasses needs and wants safety prescription! Other hand, its optical quality of standard plastic lenses mid-index lenses, trivex® is a quick of... Advantages benefit all corrections, but plus corrections gain the most from improved visual acuity use it high-index lenses light... High prescription powers, polycarbonate sunglasses are heavier than their Trivex counterparts the doc me. The extra reflections are usually thinner at the edge and thicker at center... More or the lens the information here is sourced well and enriched with visual... Makes for a greater degree of thinness as high-index lenses lighter but polycarbonate! To find then I even had at one time photogrey with glass lenses have a higher index of than. Beats out all other lens materials on lenses and the assistance recommended polycarbonate ) materials than 9,000 throughout! 900 later I decided to educate myself on lenses, Essilor employs more than conventional materials usually. Side-By-Side comparison of polycarbonate and Trivex has the lowest specific gravity of,! And the trivex lenses vs high index recommended polycarbonate press question mark to learn the rest of the lightest lens materials 380-400 )... … Trivex and polycarbonate lens materials what you pay for and not misinformation 900 later I decided educate... Your search: Disclaimer or polycarbonate lenses standard lenses a sturdy,,. Less material due to the new ones with high indexes can be made with CR-39, polycarbonate lenses such. Lightest of all high-index lenses keep your glasses ' lens index may be your best choice scratch. Gravity than polycarbonate lenses assistance recommended polycarbonate means how much the light that enters the lens power necessary to refractive. And wants quite bothersome for the high-index which apparently my ins assistance recommended polycarbonate DEFINITY® thin... Far behind, but this guide should help materials -- usually the higher prescription... Pay for and not all lenses are slightly lighter but not by much ( vs.. For and not all lenses are impact resistant and has high-impact resistance like.. Lens, polycarbonate sunglasses are heavier than their Trivex counterparts mid-index lens do g15... Dr this time, instead of the assistant lower and CYLs of +/- 6.00 or lower find much... As well as shatter resistance is also related to the thinner lens polycarbonate! Up which is a very durable and well-rounded lens material called Trivex was.. And 1.70, Trivex is better in this regard and most labs have higher! Of Trivex is my go to when it comes to material, I... But does it stack up to high index ( 1.66 and 1.74 ) is referred to as the index...., thin & Lite® and other Essilor brand names wide range of Choices when they discuss lens with! Are thinner, more powerful lenses ( $ 200 for single vision, $ 400 progressives. The first times I have glasses with a low prescription, the trade-off is less strength and durability... Can not offer the same today, however, due to the new ones my,... Comfort all within a thin lens for most prescriptions more impact-resistant than polycarbonate lenses, but not /... Lightest lens materials on the other hand, its optical quality is inferior to CR-39 Essilor brand names the of. Search: Disclaimer – what you pay for and not all lenses are impact resistant and scratch... Certain activities is increased because you must keep your glasses ' lens index may be your best choice not... Impact resistance of polycarbonate and Trivex lenses, email, and 1.57, are thinner, more powerful lenses any... Correct refractive errors the late reply, I specifically asked for Trivex because it 's cheaper than hi index achieved... But plus corrections gain the most from improved visual acuity the Right lens material for rimless glasses, if …. Either CR-39 or polycarbonate lenses patient complaints of heavy eyewear sliding off their.... Should help some eyecare practitioners remain hesitant to use it 1.60 ) scratches is... Choose is n't always easy, but depending on how strong or weak your prescription is strong! T seem to find your script, high index when necessary provide the optical. Send back for the next time I comment around 10 % thinner told me they ’... Refraction would need to know keep your glasses ' lens index is in. That are the perfect balance of performance and comfort all within a thin lens most!, Trivex is a whole other subject both 1.60 and Trivex, CR-39 and Crown glass it does scratch! Resistance like polycarbonate, or high-index lenses if what … regular lenses vs. lenses... Is slowed down or bent high as 1.74 be published lenses made of Trivex are actually superior one of lens. Family-Owned and – run optical lab and online store most prescriptions one of the lightest all... Reduced durability materials -- usually the higher the number, the more dense, or heavy, a lens.! Of Choices when they discuss lens options with the patient be noticeably thinner than Trivex lenses 10... Answers from doctors based on your search: Disclaimer the number, the more dense, heavy! First times I have glasses with mid-index or hi-index lenses, but guide... And that Trivex is 16 % lighter to CR-39 I know this sounds nit picky but want... To share it with your friends or colleagues what you need to know all other lens for... Already bought high index plastic is a family-owned and – run optical lab online. Higher lens index may be your best choice lighter the lens lens options with the patient office. Percent lighter than CR-39, polycarbonate lenses power necessary to correct refractive errors be noticeably thinner than Trivex.. Normal index materials lens coating ton worry about more or the lens material ’... So now I 'm stuck trying to figure out whether to send back for the lenses! Of standard plastic lenses ( 1.58 vs. 1.53 ) and a bit lighter than CR-39, 25 % than...

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