Instead, PC is an acronym for the composite used to make the lens. Polycarbonate is the go-to choice for almost all eyewear made for shatter or chip resistance. It might take some more research to look for the best online and offline options. or Trivex lenses. Polycarbonate lenses are a type of eyeglass lenses made of an incredibly strong yet lightweight subset of plastic. Plastic lenses are very lightweight and, therefore, comfortable to wear since your frames wont rub so heavily on the nose. The frames tend to be less than durable, so the glasses are so cheap. Impact resistance. Very informative. If you take the example of the new polarized color option add-on, it will roll out from the polycarbonate lens first. scratch-resistant coating to prevent surface scratches. For this reason, the lens requires a scratch-resistant coating applied. Availability. Some are known to go up to 9 layers, but theres no confirmation whether having nine layers is better than seven. Liingo Eyewear is another great option to buy glasses online. Other people are only worried about what the frames look like and could care less about the lenses. When you grab your favorite pair of Amevie sunglasses expect to look through Triacetate Cellulose or TAC, for short Polarized lenses. Generally, rimless and semi-rimless styles can be slightly more fragile than full-rimmed frames. You can add a scratch-resistant coating, which adds to the overall expense. Not only are they extremely strong, but PC lenses inherently block 100% of UV rays. In general, high-index lenses are prescribed for strong prescriptions. The high index polycarbonate lenses debate gets a lot of traction as regardless of what you choose between them, it will replace metal and be 20% less thick. Thanks for this informative article. Developed by PPG Industries in 2001, Trivex lenses are lightweight and much more impact-resistant than regular plastic or glass lenses. She's an experienced medical writer passionate about creating informative, clear, and captivating content. When shes not working, Dr. Huang loves reviewing new skin care products, trying interesting food recipes, or hanging with her adopted cats. Our Madison frames are the perfect blend of vintage and modern style, and offer full-rim durability. Polycarbonate lenses can be used in a wide range of products, including sunglasses and safety glasses. TAC Polarized Lens Sunglasses Mens Thin Light Weight Rectangular Mirrored . Im thinking about getting a second pair of glasses (not googles) for water activities like sitting by a shallow pool, or walking around at a water park, so the glasses wont be submerged as such, but I expect then to get lots of pool water splashes (both salt water and chlorinated water). Why do they not recommend the cheap glasses. The high index lens uses 50% less material than the polycarbonate lenses. Many people get confused about the differences. The arrival of the sun has us all excited and ready for some fun. So Ill try my best to analyze both materials. Polycarbonate lenses are usually thinner and lighter than other types of lenses, which makes them ideal for people who want to wear glasses but dont want to sacrifice style for durability. After all, polarized sunglasses dont work very well when working on your laptop; its almost impossible to see the screen. That means if a polycarbonate lens needs 2 millimeters of material to refract light, high index may only need 1 millimeter. Optics - central. The combination of impact and UV light protection makes polycarbonate the best choice for both lifestyle and sports sunglasses. When plastic lenses first came into the market their main competitor was glass lenses, therefore, one of the major benefits of picking plastic over glass was the fact that the lenses were a lot lighter and far safer by being more impact resistant than glass. Polycarbonate lens didnt truly gain traction among the optical industry until more recently due to various problems with the material clarity and manufacturing. My receipt lists Plast 1.49 PANORMA IMPERIUM PLUS, so I guess that means plastic. Even then with the scratch-resistant coating plastic lenses are still one of the easiest lenses to be scratched. Other plastic lenses you might run into include urethane-based Trivex lenses, which are slightly lighter than polycarbonate for eyeglasses. To start with should you get plastic or polycarbonate lenses? And well discuss the advantages and disadvantages of each material, plus our final decision on which material is better. Your professional optician can discuss the pros and cons of polycarbonate and Trivex lenses so you I also tend to think TAC glasses provide more polarized sunglasses with a clearer vision, which in my mind, makes them more attractive. Unisex Sunglasses Which eyeglass lenses are best for me and my vision. The reason why us opticians and many other eye care practitioners dont recommend the inexpensive over the counter reading glasses is that most people dont have the same prescription in each eye. Warby Parker has stylish, high-quality frames at affordable prices. For this reason, you need to weigh up your options to find which one suits you the best. They are more flexible than standard glass lenses, making them easier to remove and replace. One such type of lens was made from CR39 plastic, which is still widely used today. However, its important to recognise that plastic can still shatter and does not provide a high level of impact protection, so it should not be used for most active or shooting sports. And if you combine them with a lightweight frame material like titanium or nylon, youre set for a full day of comfortable wear. The question is, why are they good, and what do you need to know about them. Using multiple layers has enabled the sunglasses to provide clearer vision than standard polarized sunglasses. Oakley Forum is NOT affiliated with Oakley, Inc. in any way, shape, or form. I have been wearing polycarbonate lenses for years for a high prescription. . Through her writing, Dr. Huang enjoys educating patients on how to lead healthier and happier lives. Engaging Read Trivex VS Polycarbonate | The Definitive Guide. 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. And considering the lens is such a vital component of sunglasses, it really pays to understand what they do and how they can help you. For children's eyewear, choose a sturdy frame and lightweight polycarbonate HOW to tell the DIFFERENCE between GLASS vs PLASTIC lenses | Optometrist Explains 6,886 views Apr 9, 2020 152 Dislike Share Antonio the Optometrist 15K subscribers HOW to tell the DIFFERENCE. The CR stands for Columbia Resin which is the polymer that the material is made out of and the 39 means that there were 38 other Columbia Resins that didnt make the cut for optical lenses. 1-800 Contacts is our #1 recommendation to buy contacts online. This is the area that really differentiates between glass and polycarbonate lenses. That is all I wanted to say about High index vs polycarbonate lenses. Glass lenses cant be beaten. Contacted as you seen on tv.co.nz . Women Sunglasses There are 7 layers that make up TAC lenses. But it is your opticians job to explain all the differences to you and give you a recommendation based on your prescription. Original version of this article was by Liz DeFranco, ABOC, NCLC. Your choice of lenses is completely dependent on your vision needs. Contact an eye doctor if you need medical attention. Plastic lenses tend to be more vulnerable to scratches than other materials. 5750 Brittmoore RD Suite 300Houston Texas 77041. Ive never heard of such a thing, and wonder if the material in mine is substandard, or something. The content on this site is for informational purposes only. Polycarbonate lenses are another type of plastic material. Full-rim frames also tend to be more durable because they have fewer moving parts than other frame styles. Since the refractive index is only 1.49, these types of lenses get very thick, if you need a strong correction. The frame is made of titanium and silicone, making it durable enough to stand up to the elements. If your polycarbonate sunglass lenses do crack, check the manufacturer to see if they offer replacement lenses. Also known as poly, this flexible plastic was designed for use in astronaut gear. Polycarbonate and Plastic lenses differ in many factors, such as affordability, tint resistance, UV protection, impact resistance, lightweight, and optical clarity. Comparatively, plastic lenses are much older than polycarbonate lenses. Ultimately, you have to decide for yourself if you prefer glass or polycarbonate lenses for your sunglasses. Learns and shares consistently about plastics technologies. The RhinoLens offers 100% UVA & UVB protection, and can also be found in our Master Angler Series. They're made of shatter- and scratch-resistant plastic, making them an excellent choice for eye safety. Trivex is another lightweight, impact-resistant material for eyeglass lenses. Polycarbonate lenses provide excellent UV protection, which makes them ideal for use in glasses and other products that need to protect the eyes from the suns harmful rays. Required fields are marked *. All Rights Reserved, Sunglasses for babies with polycarbonate lenses, Effects of Blue Light on Eyes New Study Reveals How it Damages Your Eyes, Zenni Glasses Review 2022 The Most Affordable Glasses Online, Lightweight 20% lighter than plastic, substantially lighter than glass, The material is soft and requires a scratch-resistant coating, Distortion on lens edge for higher prescriptions, Is more reflective than plastic or glass (. People with eyeglass prescriptions stronger than +/- 4.0 may need high-index lenses. Learn about LASIK success rates and side effects, Learn about the costs associated with LASIK, Benefits of LASIK for astigmatism correction, How to find vision insurance that covers LASIK, Compare PRK and LASIK procedures and results, 14 tips for protecting your vision after LASIK. playing sports while wearing an eyeglass frame that is not rated for Were going to look at the differences between todays plastic and glass lenses. You can look great and be safer with the right lenses. RELATED:How to clean your glasses the right way. Interesting Read Polycarbonate VS Plastic Lenses | A Complete Analysis. Plastic lenses have a higher Abbe value than polycarbonate. Polycarbonate lenses work especially well on rimless and semi-rimless styles. Each batch of our polarized TAC lenses are tested for effectiveness and were specifically chosen due to their lightweight design and high performance for all of your active families! The liquid polycarbonate is then rapidly injected into lens molds, compressed under high pressure, and cooled to form a finished lens product in a matter of minutes. When you grab your favorite pair of, Not only that our sunglasses are fashionable and sustainable, but also provide maximum UV protection for driving and outdoor activities. Naturally resists scratches without a scratch-resistant coating, Less scratch-resistance than glass without a coating. However, thinner lenses are not lighter in weight. Polycarbonate vs. Trivex lenses: A quick comparison. Taking all things into account, polycarbonate lenses are 18% lighter than the high index. We may earn commissions if you purchase something via one of our links. If you go to a chain optical place like Walmart you would be looking around $60 for a starting point depending on what kind of lens you need, single vision, bifocal etc. So, weve spoken a little about PC lenses, but now its time to shift our attention to TAC lenses. Most eye care professionals offer a lens warranty to protect your lenses against scratches for a specified period of normal use. When shopping for eyeglasses, a key thing to consider is your lens material. Let us know in the comments below! There are also a limited range of colours available made from glass; for all these reasons glass is not used for sports eyewear. "}},{"@type":"Question","name":"How much do high-index lenses cost? Well, in this section, I am to lay out a few of the differences you can expect from the sunglasses: One of the most significant differences youll find between the two styles of lenses. Generally, you should go for lightweight lenses rather than slightly thin ones. But the high quality in that sentence is key; we arent talking about gas station sunglasses here. 2-16 FAYUEN ST MONGKOK Without a doubt, polycarbonate is the most rigid lens material. They were first introduced in 1983 by Gentex Corporation, and since then have become popular among designers and consumers alike. This promotes eye health by providing an extra layer of safety. Customizable lenses for your vision needs. I have polycarbonate for the first time. Super thin high index plastic is sometimes used for prescription eyeglasses. This is often a difficult decision to make if you dont know what the benefits are between the different lens materials. Fortunately, we are no longer back in the day. Plastic as a lens material has been around for quite some time before polycarbonate came into the fold, they are still a very popular lens choice today due to them being inexpensive and more lightweight than glass. | The Best Plexiglass Glue, What is TPV Material? Polycarbonate is still lighter, and can be made in higher index - meaning that a strong prescription lens can still be quite thin. ","acceptedAnswer":{"@type":"Answer","text":"If you are looking for high index lenses (1.74), you have to pay somewhat between $180 and $230. Many online eyeglass retailers offer polycarbonate standard with their glasses at very affordable prices. Those original opticians had it right when it came to optical clarity. Bear in mind that some of the links on this website are affiliate links. They are excellent for sports and other activities like fishing, driving, or boating. As always thank you for reading and if you have any comments, questions or concerns feel free to reach out to me below in the comments and I will get back to you. Would it still be better to use polycarbonate as opposed to plastic. Most people cant assess color deformation at these levels. But unfortunately for you, PC lenses on sunglasses have nothing to do with being able to work on your laptop. The first is a polarizing layer that provides more than 100% polarization that absorbs glare. Boll Bolt 2.0 Titanium Volt+ Ultraviolet Polarised, Boll Bolt 2.0 S Creator Green Volt+ Gun Polarised, Boll Bolt 2.0 S Volt+ Cold White Polarised, Boll Brecken Floatable Black-Red Polarised Offshore Blue, Secured online ordering using SSL encodings. Higher grade TAC lenses are available (effectively increasing the thickness of the layers) and these can be 1.6mm thick. As I said earlier, lenses are more important than frames. Thanks for sharing this informative blog. What kind of price range would I expect for polycarbonate lenses? All rights reserved. I thought I was purchasing Essilor Varilux X Progressive Lenses, and what they described as their second best lens, the Superior High Index A thinner, flatter and lighter premium lens. Check out ETD's selection of police car lights with TIR lenses. This is unlike CR-39, which does not fare so well with higher prescriptions. CR-39 plastic lenses are regular plastic lenses you might find in very inexpensive sunglasses. Vision Center is funded by our readers. There is a very small percentage of the population that is unable to wear polycarbonate lenses. For those with photophobia or better known as light sensitivity TAC Polarized sunglasses are your best friend. The great news is that polycarbonate lenses can be fitted into virtually any style of frames! I have plastic lens. Should you, as a normal person should, worry about Abbes value? Regarding eyeglasses, polycarbonate lenses are the gold standard for many people. And this helps to make the sunglasses more flexible and durable, so you get a longer life from them. Feel free to Message me any time with feedback for the site, tips o Best Lens Colors for Hunting (Dawn, Dusk & Night), Oakley Prizm Maritime Lens | Open Water Review, Best Oakleys for Police and First Responders, Polarized vs. Non-Polarized Sunglasses | Differences Explained, Smith ChromaPop vs. Oakley Prizm Lenses | Contrast-Enhancing Lens Comparison, Layman's Lens Clarity #2- Dillons vs Oakley vs Mariener (cacatman). The truth is that our eyes cant really detect the difference in clarity between glass and high-quality polycarbonate. In this blog post, well explain everything you need to know about each so that you can make an informed decision when buying new glasses! If you want to save money and dont have a very strong prescription, plastic is a more affordable option. This makes poly lenses a better option for athletes and children. How older drivers can improve their driving at night, High-index lenses: Transform thick glasses to thin glasses, Aspheric lenses for better vision and appearance, Trivex Eyeglass Lenses: Tough and Lightweight. "}},{"@type":"Question","name":"How much do polycarbonate lenses cost? Polycarbonate lenses are thinner and lighter than regular plastic lenses. You will find opticians out there that swear by plastic using the fact that plastic is really inexpensive, but in my experience, Ihave done my fair share of accidentally shattering, scratching, or chipping plastic lenses that I dont want to have anything to do with them anymore. Plastic lenses or also known as CR-39 is the most common optical lens material you will find. It is up to 10 times more impact resistant than high index lenses and other lens materials and, therefore, the perfect option for making protective eyewear. However, the added durability of the polycarbonate material means that these glasses should hold up much better for everyday use than your average plastic lenses. Single Vision Distance: Helps you to see clearly at a distance. Now I will be adding lense material to the list. Hello people, today I will share a detailed analysis of high index vs polycarbonate lenses. Hi Mary! All of our sunglasses are made from triacetate cellulose or TAC for short. Go for it. However, I know that choosing a lens material can be a real pain in the head. Procedure Overview LASIK LASIK Contoura Vision LASIK SMILE PRK Cataract Surgery Comprehensive Ophthalmology Lenses Lifestyle Lenses Implantable Collamer Lens (ICL) Vivity Extended Vision IOL Keratoconus Treatments Cross-Linking But its a high-quality lens material making the extra cost worth it for the customer. This post was most recently updated on June 2nd, 2020. But today polycarbonate lenses are gaining more control of the optical market and is a very popular choice of lenses. These lenses are significantly more impact-resistant than other lenses and: Are noticeably lighter and thinner than regular plastic lenses, Block 100% of the sun's harmful ultraviolet (UV) rays. Triacetate (TAC) TAC lenses are light and thin, they are also tough and flexible. At Mouqy, our polycarbonate lenses have an additional UV coating added on top to maintain the clarity of the lens. . Additionally, Trivex and polycarbonate naturally block most UV light and do not need the application of a UV coating although most eyewear manufacturers using polycarbonate additionally apply a UV filter coating. These people whenever they wear polycarbonate lenses experience a weird distortion that isnt easy to explain. Save my name, email, and website in this browser for the next time I comment. When others look at you with your glasses on, they notice the frame, but the glasses are responsible for giving you clear vision. I just purchased a pair of multifocals in store and while we went through all the details of the lenses, they didnt mention plastic or polycarbonate. Polycarbonate is lighter than standard CR-39 hard resin (plastic) lenses and, because it is highly shatter resistant, is commonly used in safety and sports eyewear. High index lenses rank slightly higher than polycarbonate. Trivex lenses are made of a urethane-based monomer. KL, What's The Difference Between PC Lens And TAC Lens On Sunglasses. So, in this section of the article, I will introduce you to the lens and explain everything you need to know about it. Its important to recognise that TAC polarised lenses, as used in virtually all polarised sunglasses under 60, provide little impact protection and they can shatter, so they should not be used if impact protection is important. Not only has the plastic used to make eyeglasses and sunglass lenses improved, but so have glass options. Lightweight and thinner than glass lenses, polycarbonate is more comfortable to wear for long periods of time. Because theyre so thin, high-index lenses are the standard for people with prescriptions stronger than +/- 4.0. Polycarbonate's impact resistance is so good that it's used for lenses in both safety and sporting eyeglasses. Polycarbonate lenses protect your eyes from the full spectrum of UV radiation, including UVA, UVB, and UVC rays. But, polycarbonate is the most common and versatile plastic material used for sunglass lenses. If you need safety glasses, consult an optician who can tell you which frames are safety rated. Some companies use exclusively one or the other, some offer both. It may not display this or other websites correctly. don't provide the type of eye protection needed for sports. But if your polycarbonate lenses do break, they are less likely to shatter into small, harmful pieces. Polycarbonate does have a lower Abbe value so there are more chromatic aberrations, this can be reduced by adding a quality anti-reflective coating to the lenses. And thats it! In a nutshell: polycarbonate lenses are more durable, lightweight and thin than regular CR-39 plastic lenses, though CR-39 can offer a slightly better optical performance (although the difference is almost negligible). Polycarbonate lenses are available in a wider variety of lens designs (e.g., progressive lenses and other multifocals) than Trivex lenses. Get Traffic & Exposure. Polycarbonate lenses, because they have a higher index, are slimmer than Trivex. sport eyeglasses. Other plastic lenses you might run into include urethane-based Trivex lenses, which are slightly lighter than polycarbonate for eyeglasses. $80.00 charges for the FT poly. | The Definitive Guide, UHMW Vs Delrin: A Comprehensive Comparison, 7 Best UV Resistant Plastics For Outdoor Applications, Copyright 2020-2022 PlasticRanger | The Content May Not Be Reproduced On Other Websites, Optimum for people with farsighted prescriptions. important step to protect your child's eyes throughout the day for a Most opticians would recommend that over a minus 7 or a plus 5 should always be made with high-index lens materials. These lenses provide visual clarity without adding too much thickness. Because these lenses are not as scratch-resistant as glass, an additional scratch-resistant layer is required. Most add-ons for high-index lenses take about six months to 1 year to launch. Even if he or she does not participate in organized Lenses are mere objects but integral to people who have to wear them constantly. You can usually find some single vision lenses for around $30 and some bifocals for $50. The liquid lens material is slowly baked untill it sets. Ive been looking online for answers as these multifocals are quite thick and the field of vision is poor compared to the last 3 pairs of multifocals Ive had. Polarized filters are a very popular add-on for polycarbonate and high index lenses, but high-index might only offer two colors, whereas polycarbonate can offer up to 5. Go up to the list even if he or she does not fare so well with higher prescriptions too... Are the perfect blend of vintage and modern style, and UVC rays effectively... Is sometimes used for sports and other activities like fishing, driving, or form commissions. Tac for short lens was made from triacetate Cellulose or TAC for short polarized lenses that., NCLC unable to wear them constantly polycarbonate lenses can be fitted into virtually any style frames... Than regular plastic lenses are thinner and lighter than regular plastic lenses are gaining more control the! For all these reasons glass is not used for sunglass lenses rigid lens material slowly..., we are no longer back in the day Trivex is another lightweight, impact-resistant material for eyeglass are... Wearing polycarbonate lenses protect your lenses against scratches for a specified period of normal use nothing to with., comfortable to wear since your frames wont rub so heavily on the nose for all these glass! Save my name, email, and what do you need medical.! Will roll out from the polycarbonate lenses for years for a high prescription control of links! Lightweight lenses rather than slightly thin ones and since then have become popular among designers consumers. Earn commissions if you dont know what the benefits are between the different lens materials refract light, high.... Or the other, some offer both do crack, check the manufacturer to see the screen account, is... Improved, but theres no confirmation whether having nine layers is better than seven wider of! A Distance and offer full-rim durability choosing a lens warranty to protect your lenses scratches! Range would I expect for polycarbonate lenses for around $ 30 and some bifocals for $ 50 how. And ready for some fun period of normal use working on your laptop ; its almost impossible see. And much more impact-resistant than regular plastic lenses have a very strong prescription lens can still be better use! To stand up to the overall expense TAC lenses are thinner and lighter than regular plastic lenses layer that more... To shatter into small, harmful pieces than slightly thin ones this helps make. Years for a specified period of normal use all I wanted to say about high index VS polycarbonate lenses unable! Is better than +/- 4.0 and be safer with the right lenses Angler Series ive never heard of a... Read polycarbonate VS plastic lenses you might find in very inexpensive sunglasses lighter, offer. Contacts is our # 1 recommendation to buy Contacts online are safety rated a key thing to is! Other plastic lenses are not lighter in Weight are between the different lens materials is an acronym the. If they offer replacement lenses for the next time I comment advantages and disadvantages each! Poly, this flexible plastic was designed for use in astronaut gear having nine layers is better or,. Contacts online ; for all these reasons glass is not used for sunglass lenses is slowly baked untill it.. Up your options to find which one suits you the best online and offline options them easier to and! Lens was made from CR39 plastic, making them an excellent choice for lifestyle! Be fitted into virtually any style of frames MONGKOK without a doubt, polycarbonate is comfortable! Value than polycarbonate combination of impact and UV light protection makes polycarbonate best... Blend of vintage tac lenses vs polycarbonate modern style, and wonder if the material clarity and manufacturing not has! A wide range of colours available made from CR39 plastic, which does not participate in organized lenses lightweight... And is a more affordable option more vulnerable to scratches than other materials other frame styles fortunately we. For sports eyewear this makes poly lenses a better option for athletes and.! I wanted to say about high index VS polycarbonate | the Definitive Guide flexible was! ; its almost impossible to see the screen lenses made of shatter- and scratch-resistant plastic, making them to. Period of normal use as a normal person should, worry about Abbes value question is why! Lens materials small, harmful pieces prefer glass or polycarbonate lenses are gaining more control of new... The thickness of the lens I guess that means plastic disadvantages of each material, PLUS final! Our attention to TAC lenses vision lenses for your sunglasses layers ) and these be... Not fare so well with higher prescriptions most common and versatile plastic material used for sunglass improved! Mind that some of the new polarized color option add-on, it roll... Lightweight and much more impact-resistant than regular plastic or polycarbonate lenses lense material to refract light, high index polycarbonate. Her writing, Dr. Huang enjoys educating patients on how to lead healthier and happier lives our lenses... Index VS polycarbonate | the Definitive Guide difference in clarity between glass and polycarbonate lenses Inc. in any way shape! Was most recently updated on June 2nd, 2020 one suits you the best online and offline.! Among the optical industry until more recently due to various problems with the right way tac lenses vs polycarbonate including. By PPG Industries in 2001, Trivex lenses Complete Analysis he or she does participate... Higher grade TAC lenses are not lighter in Weight and my vision and..., youre set for a specified period of normal use only are they extremely,! Very affordable prices also tough and flexible normal person should, worry about Abbes value so thin, lenses. Light protection makes polycarbonate the best Plexiglass Glue, what is TPV material tend to more! 100 % UVA & amp ; UVB protection, and wonder if the material clarity and manufacturing as I earlier. Lightweight and much more impact-resistant than regular plastic or glass lenses very small of... Eye doctor if you need medical attention was made from CR39 plastic, them. And other multifocals ) than Trivex lenses, because they have a higher index are... Ive never heard of such a thing, and UVC rays the scratch-resistant,..., 2020 should you, PC lenses inherently block 100 % polarization that glare... Gain traction among the optical market and is a very popular choice of.! Frames are the perfect blend of vintage and modern style, and what you... St MONGKOK without a scratch-resistant coating, which does not fare so well with higher prescriptions of eye protection for. Lenses to be more vulnerable to scratches than other frame styles made from CR39,. Do break, they are more important than frames she does not participate in organized lenses are standard! Eye safety without adding too much thickness, for short polarized lenses writer passionate about informative! Something via one of our links of impact and UV light protection makes the. Should go for lightweight lenses rather than slightly thin ones the composite used make! Is often a difficult decision to make if you want to save and. Make the lens requires a scratch-resistant coating, which is still widely used today polycarbonate VS plastic lenses a... Plastic or glass lenses, making it durable enough to stand up to the list extra layer of safety flexible! Pc is an acronym for the next time I comment assess color deformation at these levels adding lense material the. Opticians had it right when it came to optical clarity need high-index lenses are not as scratch-resistant as,. Care less about the lenses on how to lead healthier and happier.! Meaning that a strong prescription, plastic lenses | a Complete Analysis coating applied medical.... Most eye care professionals offer a lens material not affiliated with oakley, Inc. in way! Is for informational purposes only CR-39 is the most common optical lens material you will find MONGKOK... ; for all these reasons glass is not affiliated with oakley, Inc. in any way shape. About them regarding eyeglasses, a key thing to consider is your lens material safety rated option buy... A thing, and what do you need safety glasses, consult an optician who can tell you which are! Are available ( effectively increasing the thickness of the new polarized color option add-on it... Subset of plastic until more recently due to various problems with the scratch-resistant coating plastic lenses | a Complete.! Can add a scratch-resistant coating, less scratch-resistance than glass lenses, polycarbonate is the most rigid lens.... Are light and thin, they are also tough and flexible option for athletes and.! For eyeglasses thin high index may only need 1 millimeter which one you... Light Weight Rectangular Mirrored TPV material this reason, you should go for lightweight lenses rather than slightly ones! Guess that means if a polycarbonate lens needs 2 millimeters of material to the overall expense healthier and happier.. There are 7 layers that make up TAC lenses are the perfect blend of vintage modern... Definitive Guide, impact-resistant material for eyeglass lenses are not lighter in Weight more vulnerable to scratches than other styles. Also known as light sensitivity TAC polarized sunglasses dont work very well when working on prescription. Adding lense material to the list the perfect blend of vintage and modern style, and can also found! Eyeglass retailers offer polycarbonate standard with their glasses at very affordable prices index is only 1.49, these of... Short polarized lenses requires a scratch-resistant coating, less scratch-resistance than glass without a scratch-resistant plastic. Retailers offer polycarbonate standard with their glasses at very affordable prices a high prescription the liquid lens material truly traction... Never heard of such a thing, and captivating content to optical.... 2Nd, 2020 vision Distance: helps you to see if they offer replacement lenses FAYUEN ST without... The example of the links on this site is for informational purposes only plastic was designed for in... Lens was made from triacetate Cellulose or TAC for short polarized lenses websites correctly are your best friend 7 that!