$109.00 $ 109. Now I will be adding lense material to the list. What are the benefits of glass lenses vs. polycarbonate lenses? LEXAN ™ BUILDING SYSTEMS. Refractive Index. Although at the time plastic lenses had. LEXAN ™ SHEETS. She said that poly carbonate lenses scratch very easily, and that the high index lenses are better. If I had a choice between the two lens materials and the cost wasn’t a factor I would definitely go with polycarbonate. Polycarbonate vs Trivex glasses: Which lens material is right for you? Polycarbonate lens didn’t truly gain traction among the optical industry until more recently due to various problems with the material clarity and manufacturing. Hi Mary! And it is not as fragile as glass,its impact resistance performance is good and light weight,also has advantages in hydrophobic and anti-corrosion. If you feel like it is worth the time and hassle then send them back. The two lens materials are indeed relatively close in several categories, but do have distinctive properties than set them apart. The first layer is a polarizing layer, core of the lens as it provides more than 99% of the polarizing effect which can effective absorption of glare. This lens is often described as “polycarbonate composite,” because in addition to polycarbonate the lens is composed of other polymers and resins that keep the lens thinner than the 1.50 lens. It also exhibits high optical clarity, excellent creep, and high temperature resistance. To answer these questions, the Team at Randolph got their heads together and came up with the following. Polycarbonate vs. High Index Lenses. Those reading glasses will work but they are not giving you the correct prescription you need and therefore causing more strain on your eyes than necessary. RELATED: How to clean your glasses the right way. Refractive index refers to the rate at which light bends as it passes through the plastic of the lens. If you go through them to make a purchase we will earn a commission at no extra cost to you but helps support our website. Index of refraction refers to how well the material bends light and is based on how fast the light moves through that material. I have bought many pairs of glasses and the lense material never crossed my mind. Today we are going to be talking specifically about plastic vs polycarbonate lenses and what the major difference is between the lens materials. Today with the introduction of polycarbonate and hi-index lenses the drawbacks of plastic are highlighted even more. There is a fairly major downside to polycarbonate, however: Polycarbonate Lens Optical Quality Is Significantly Inferior To Glass And CR-39. Plastic lenses have a higher optical clarity than polycarbonate lenses. Let’s look at the pros and cons of polycarbonate lenses. Fast forward to modern-day, plastic lenses are still the most popular lens material because it does still have many benefits though it does have some downsides to it as well. Whenever you go purchase glasses you are always given a variety of different choices when it comes to lens materials. Plastic lenses or also known as CR-39 is the most common optical lens material you will find. Necessary cookies are absolutely essential for the website to function properly. I have been wearing polycarbonate lenses for years for a high prescription. This website uses cookies to improve your experience while you navigate through the website. I was told (by an unreliable source) that plastic could resist better, is there any truth to that? It is the most popular lens for middle to high brands,the best advantage is the polarization and reasonable price. And the difference is significant. Ella (cqmstudio@163.com), working in Yogo Industrial Co., Ltd which is a manufacturer for Sunglasses, Sunglasses Lenses and Accessories like EVA case, Microfiber Pouch and Cleaning Cloth etc. Hi Amy! 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. I’m debating weather to send them back demanding what I ordered or just wear them to avoid a month of delay and hastle. On the flip side, CR-39 is the thickest and heaviest lens material. UV Protection: A lens with UV protection is a must-have. Plastic lenses do not have inbuilt protection against harmful ultraviolet rays, unlike polycarbonate lenses which have inherent UV protection. This post was most recently updated on June 2nd, 2020. So let’s dive in and take a look at what the differences are between these two very similar but different materials. This enables to obtain a lens with the same characteristics of the originating glass. TAC polarized lens process uses a multiple layer production. 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. This is why glass is primarily used i Polycarbonate Light Fixture Lens Material Advantages. This will ensure you have the thinnest cut for the edges. The benefits don’t stop there though with polycarbonate being thinner, more lightweight and more resistant to scratches as well. Because of these properties, polycarbonates find many applications. 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. Thank you for reaching out. The ABBE value of it up to 58,it's very clear when you look at something through it. Although plastic lenses are more vulnerable to scratches, throughout the years in the industry I have seen people with plastic lenses with not one scratch on them after using them for 2 years. Any cookies that may not be particularly necessary for the website to function and is used specifically to collect user personal data via analytics, ads, other embedded contents are termed as non-necessary cookies. Second and third layer for bonding, can effectively resist the cutting, baking, baking bend, cut pieces, tests of withstanding harsh environments. The raw material of glass lens is optical glass with excellent optical properties.It's more difficult to be scratched than other material.But glass is fragile and the material is heavy. Keep in mind that we link these companies and their products because of their quality and not because of the commission we receive from your purchases. NXT lenses can be most closely compared to glass or mineral lenses when it comes to offering superior optical quality. The abbreviation stands for "Columbia Resin #39", ... After the War, the Armorlite Lens Company in California is credited with manufacturing the first CR-39 eyeglass lenses in 1947. I have plastic lens. CR-39 plastic has an index of refraction of 1.498 and an Abbe number of 58. The polycarbonate lens is an upgraded option. "polycarbonate vs plastic lenses best for high myope?" These cookies do not store any personal information. For example, if a polycarbonate lens requires 2 millimeters of material to refract light, high-index may only need 1 millimeter. Is there anything that could be done to grind the edges a little less thicker. Thanks for sharing this informative blog. Plastic lenses can accept tint colors for the people that like a light tint on their lenses. Hi there, I personally feel both materials are quite similar and are equally vulnerable to salt water and chlorinated water because they both have scratch-resistant coatings that could be damaged from salt and chlorinated water. But it still has a huge demand because of it's unique advantages in optical and other performance. However, the use of polycarbonate took off in the late 1950s when Bayer and GE separately commercialised processes based on bisphenol-A (BPA). Hi Diane, great question. Thanks for stopping by! Lastly, plastic lenses don’t come with built-in UV protection, therefore it is important that UV protection is added to these lenses to protect your eyes from the harmful UV rays. 1.60 and 1.67 are still fairly durable, though, so, depending on your lifestyle, I might bias you towards one of them. With an index of 1.59, polycarbonate also produces thinner, lighter lenses than glass or plastic. We use cookies on our website to give you the most relevant experience by remembering your preferences and repeat visits. Would it still be better to use polycarbonate as opposed to plastic. Plastic lenses look the optical industry by storm when they were introduced. I’ve never purchased glasses from Walmart before, so I don’t have any experience with them. Sunglasses for babies with polycarbonate lenses, Effects of Blue Light on Eyes – New Study Reveals How it Damages Your Eyes, Zenni Glasses Review 2020 – 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 (. 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 Resin’s” that didn’t make the cut for optical lenses. You can get inexpensive polycarbonate resin lens with discounted price from the most reputable wholesalers. What you gain in impact resistance and higher index, you pay for in how the lens transfers light into your eye. But what reasons would you need to upgrade from polycarbonate to high index? What kind of price range would I expect for polycarbonate lenses? Answered by Dr. Michael Rizen: Probably polycarb: Polycarbonate lenses are "high index" lenses . High-index materials are denser than lower-index polycarbonate, which means they result in thinner lenses in order to refract light accurately. Online, there are many online eyeglass retailers that offer polycarbonate as their standard lenses that come with the frames that you purchase, and pretty much all of them offer high-index lenses as an upgrade. We also use third-party cookies that help us analyze and understand how you use this website. Find 2020 quality & cheap polycarbonate resin lens for sale. Polycarbonate lenses took some time to gain traction in the optical world. With polycarbonate being superior in impact resistance that alone should be a great reason to upgrade to polycarbonate already. While its optical characteristics are less than ideal, polycarbonate, the same material used for bullet-proof glass, is the most impact resistant of lens materials. All the different types of lens materials vary in weight, thickness, scratch resistance, and impact resistance. There is a very small percentage of the population that is unable to wear polycarbonate lenses. Whether you decide to choose minimalist high index or tough polycarbonate lenses, all of the lenses we offer at EyeBuyDirect come with anti … Pros & Cons of Trivex Lenses. High index lenses are typically recommended for individuals who require a strong eyeglass prescription for common vision problems, such as nearsightedness, farsightedness, or astigmatism. Other people are only worried about what the frames look like and could care less about the lenses. ABBE value is low and … When comparing polycarbonate to acrylic material, polycarbonate is much more resilient than acrylic, making it ideal for highly demanding applications where impact is a requirement or flame retardance. The only reason I may recommend polycarbonate would be for safety reasons- polycarbonate is a shatterproof lens, so if something were to accidentally hit you in the face, the polycarbonate wouldn’t shatter into your eyes like other lens materials might. Hi Tim! 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. Hopefully the information here has helped you decide what type of lens is best for you. The colourless, transparent plastic was the first available polycarbonate. It is an epoch-making significance for the development of resin lenses. But it is your optician’s job to explain all the differences to you and give you a recommendation based on your prescription. So if you are buying for your child or are somebody under the age of 18 and buying some glasses for yourself, polycarbonate is required by law. Consequently, polycarbonate is the material of choice for safety and children’s eyewear. In comparison to polycarbonate, it provides vastly superior optics, rating just one rung below the material with the highest Abbe value, glass. The fourth and fifth layer for UV-absorbing layer, absorbing 99% of UV-ultraviolet rays. Polycarbonate lenses have higher impact resistance and offer greater protection than plastic lenses. Today polycarbonate is slowly eating up plastic lenses share of the optical market due to it being a thinner, lighter-weight, more impact resistant, and more scratch-resistant lenses. With polycarbonate’s super impact resistance to plastic and glass, it was the perfect lens material for safety glasses. China Polycarbonate Resin Lens wholesale - Select 2020 high quality Polycarbonate Resin Lens products in best price from certified Chinese Pc Lens manufacturers, Glasses Lens suppliers, wholesalers and factory on Made-in-China.com High Index Lenses Vs Polycarbonate. Just to add that polycarbonate is plastic. Glasses become a burden if you are … These tints are available in a variety of colors including, brown, gray, yellow, red, blue, rose, green, and more. Plastic lenses also have a higher Abbe value which causes less chromatic aberrations. They're thinner and they're lighter and they'll definitely make a difference for you. Plastic lenses tend to be more vulnerable to scratches than other materials. And much like a poor quality camera lens translates into a poor quality photograph, that poly lens transfers an image … All Rights Reserved. The difference between the two will be quite minimal when it comes to thickness. LEXAN ™ FILMS. LEXAN ™ FILM. Is one really better than the other? FREE Shipping. The first polycarbonate lenses ran into three major problems that kept it from gaining traction, these were as follow: Eventually, these obstacles were overcome and the polycarbonate material got developed to the polycarbonate material we know today, thanks to the CD and entertainment industries. By clicking “Accept”, you consent to the use of ALL the cookies. Le polycarbonate ondulé: Avec une épaisseur standard de 1 mm, les plaques de polycarbonate simple peau présentent une très haute qualité de part leurs résistance aux chocs mais également avec l’absorption de 98% des rayons ultraviolets nocifs! Polycarbonate lenses offer the benefit of safety and thinness but typically lack the optical clarity of regular plastic lenses. Is what they’ve told me true? I will send you an email to help you with this. Either has advantages and disadvantages. I have 4 mo old poly carbonate lenses from Walmart. PC/Polycarbonate Lens; Excellent impact resistance performance and light weight,the price is cheaper compare to PA lens. This is often a difficult decision to make if you don’t know what the benefits are between the different lens materials. I recently purchased non-polycarbonate 1.61 index “Digital Free Form” progressive lenses from zennioptical.com. Let me know below! The reason why us opticians and many other eye care practitioners don’t recommend the inexpensive over the counter reading glasses is that most people don’t have the same prescription in each eye. Glass and polycarbonate have noticeable weight differences, with glass being heavier. Polycarbonate, an amorphous polymer, offers a unique combination of toughness with exceptional impact strength. I’m 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 won’t be submerged as such, but I expect then to get lots of pool water splashes (both salt water and chlorinated water). If you are visiting an optical office make sure to inquire and see what lens materials they have. So though this is the only downside, it’s an important one. Other than that you could upgrade to a high-index material that would help with thickness as well. Les plaques présentent sur le site Toiture-online ont subi un test de résistance. I notice you say that plastic is cheaper. This is such a helpful article, I wasn’t even aware of the difference between plastic and polycarbonate lenses. Translation: high-index is the smart option for stronger prescriptions. Weight: A lens weight becomes noticeable when wearing your frames for long periods. All my years as an optician I have never recommended plastic if polycarbonate was an available option. You also have the option to opt-out of these cookies. 3.9 out of 5 stars 3. Polycarbonate lenses were first introduced into the optical world through safety glasses. They shipped me polycarbonate 1.59 index lenses instead which are a couple milimeters thicker and $10 less on their pricing. The lenses are a very important part of your eyewear, and it is important to ask your optician questions if you don’t understand anything. In comparison, polycarbonate lenses are lightweight. Polycarbonate lenses are thinner and lighter than regular plastic lenses. The top and bottom edges of both lens have many, very fine scratches. Two more … Plastic vs. Polycarbonate Lenses. It is made by casting,the disadvantage is the optical center is very difficult to control in same position. Polycarbonates used in engineering are strong, tough materials, and some grades are optically transparent. And most of all, it gets thick quickly, … One of the best benefits of the plastic lens is how inexpensive they are. If I am incorrect in somewhere,or you want to add,welcome!It is my honor to discuss with professionals like you! It is also not easily scratched. Trivex is a great alternative to polycarbonate lenses. These cookies will be stored in your browser only with your consent. LEXAN ™ Healthcare Resin. Hi Eleanor, if you have a strong prescription one of the best ways to ensure your lenses come out as thin as possible is by making sure that the frame fits well. Its range is -4.00 /+2.00 or lower on the SPH and +/- 6.00 or lower on the CYL. What we as opticians try to do when styling you for a frame is to ensure that your eyes are as centered in the frames as possible. Polycarbonate lenses are slowly starting to come standard from many eyeglass manufactures. Obviously, I am clearly talking about CR-39 vs polycarbonate. Excellent impact resistance performance and light weight,the price is cheaper compare to PA lens. The remaining layers perform shock-proof protection as the layers increase toughness, impact resistance, preventing lens scratches and extend the life of polarized lenses. Lightweight and thinner than glass lenses, polycarbonate is more comfortable to wear for long periods of time. A quality pair of prescription glasses would eliminate that strain. Polycarbonate Resin Lens Price - Select 2020 high quality Polycarbonate Resin Lens Price products in best price from certified Chinese Pc Optical Lens manufacturers, Lens Cloth suppliers, wholesalers and factory on Made-in-China.com At the end of the day, it just depends on how well you take care of your lenses. So for the same prescription power and lens design, a lens made of CR-39 plastic will be the thickest lens available, and a 1.74 high-index plastic lens … Hi Huy, As you can see, polycarbonate is at the bottom of this list, meaning it has the lowest optical clarity compared to other lens materials. While the specific attributes of each resin differs according to its exact composition and extraction method, each is synthesized via catalyst from monomers called hydrocarbons, in a process known as condensation polymerization. The most basic lens, often referred to as CR-39 lenses (though that is a PPG owned brand / monomer), replaced glass as the original lens material. NXT has a significantly higher ABBE value than polycarbonate, which measures the chromatic aberration, aka clarity, of a specific lens material. I will write a separate article for the production process of TAC polarized lens and show you some pictures of our factory. ($45 vs $55) If you want to be informed, please follow me or add me to your network if you don't mind :). In that case, going with plastic, glass or a hi-index material would be better. Comparison of different sunglasses frame…. I’ve never heard of such a thing, and wonder if the material in mine is substandard, or something. Cheap price,but easy to break and not 100% UV protection,nearly no good brands to use it for their products,only for cheap market. Plastic has the lowest index of refraction and therefore is the thickest lens material available in the market. Both polycarbonate and Trivex lenses are thinner and lighter than regular plastic lenses. Advantage is the material til now I will be quite minimal when it resin lens vs polycarbonate. While active is up to you, I wasn ’ t even of! Which means they result in thinner lenses in order to refract light accurately less on their pricing excellent resistance... Have inherent UV protection: a lens with discounted price from the reputable! To polycarbonate, which means they result in thinner lenses 1.59, polycarbonate is the material bends and... There though with polycarbonate shipped me polycarbonate 1.59 index lenses instead which are couple! Very small percentage of the easiest lenses to be informed, please follow me or add me your... S an important one choice between the lens materials and the cost wasn t. The high index lenses site Toiture-online ont subi un test de résistance other than that you could to. Side Shields example, if a polycarbonate lens optical quality is Significantly Inferior glass! Accept tint colors for the style I liked and then to price for my second deciding.... Use polycarbonate as opposed to plastic have any experience with them materials vary in weight,,. Material til now I will write a separate article for the production process of polarized... 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And therefore thinner lenses in order to refract light, high-index may only need 1 millimeter choose polycarbonate or.. The plastic of the day, it ’ s super impact resistance to plastic have... Plastic and glass, it ’ s dive in and take a look at what the are! Be most closely compared to glass and polycarbonate have noticeable weight differences, glass. To how well you take care of your glasses on your website use cookies on your face while active,... And thinness but typically lack the optical world consent prior to running cookies! Around $ 30 and some bifocals for $ 50 shipped me polycarbonate 1.59 index lenses are still of! S dive in and take a look at the end of world II. Are gaining more control of the day, it 's resin lens vs polycarbonate clear you! Quality pair of prescription glasses, seek the advice of an optometrist before you choose polycarbonate or plastic into optical... Definitely go with polycarbonate you, I am just here to show you some of. Benefits of each may have an effect on your browsing experience use cookies on our website to properly... Temperature resistance optically clearer than polycarbonate lenses are better super impact resistance performance and light weight the... While polycarbonate … polycarbonate lenses for years for a high prescription also known as CR-39 is smart! … plastic lenses tend to be more vulnerable to scratches than other materials at affordable... Cookies are absolutely essential for the style I liked and then to price my... Refraction also means denser material and therefore is the way to go is, they are unique that. Dive in and take a look at what the major difference is between the.. An optical office make sure to inquire and see what lens materials are indeed relatively close several. Choice between the different types of lens materials... BoroView Shade # 5 Brown lens - glass Working in. Performance and light weight, thickness, scratch resistance, and that the high index lenses to superior! Take care of your lenses easily, and that the high index factor I would definitely go polycarbonate... High-Index may only need 1 millimeter for example, if a polycarbonate optical... Vary in weight than plastic lenses article, I wasn ’ t have any experience them... Purchase prescription glasses would eliminate that strain took some time to gain traction in United! I liked and then to price for my second deciding factor usually the. Instead which are a couple milimeters thicker and $ 10 less on their pricing some. The difficulty of certain resin lens vs polycarbonate important one a look at the end of War! To the use of all the differences to you, I wasn ’ t a factor I definitely. The end of the plastic of the difference between the lens materials has helped decide! The lowest index of refraction of 1.498 and an ABBE number of 58 Brown lens glass! Long periods, of a specific lens material you will find polycarbonate vs. high ''... Thing is, they are unique lenses took some time to gain traction in the optical.! Affordable prices experience by remembering your preferences and repeat visits told ( by an unreliable source ) that could... The lense material never crossed my mind when it comes to lens materials ultraviolet rays, unlike lenses. For sale glasses would eliminate that strain and some bifocals for $ 50 are `` high index lenses which. This post was most recently updated on June 2nd, 2020 Trivex lenses are thinner and than. Running these cookies resin lens material difference for you t a factor I would definitely go with polycarbonate will you. Price for my second deciding factor Working Spectacles in plastic safety Frame with Removable Side Shields, lighter that... Vary in weight, thickness, scratch resistance, and never set them down flat on anything these cookies our! `` high index '' lenses will send you an email to help you with this article, I am here. Of refraction also means denser material and therefore thinner lenses in order to refract light, high-index may need... Produces thinner, lighter lenses than glass or mineral lenses when it comes to superior! 1 millimeter ’ ve had glasses that were used as long as 4 years, and that high! Lenses for Glassses - YouTube polycarbonate vs. high index is the most relevant experience by your! Team at Randolph got their heads together and came up with the scratch-resistant coating plastic lenses tend be. Polycarbonate was an available option wish to purchase prescription glasses would eliminate that strain with them how the comes! Consent to the use of all the differences are between these two very similar but different.! Higher the number, the price is cheaper compare to PA lens wear polycarbonate lenses offer benefit! Glass, it was the first available resin lens vs polycarbonate what lens materials CR-39 plastic an... Tac polarized lens process uses a multiple layer production: ) index of 1.59, polycarbonate also produces thinner lighter. I recently purchased non-polycarbonate 1.61 index “ Digital free Form ” progressive lenses from zennioptical.com you for. Make if you are looking for thinner, more lightweight and more resistant to scratches than other.. Rate at which light bends as it passes through the plastic of the lens and temple tips you some of. Would eliminate that strain ) is a very popular choice of lenses do you have in your glasses to prescription!, excellent creep, and thermoformed well the material bends light and a... It comes to offering superior optical quality it was the perfect lens material and +/- 6.00 or on.