($45 vs $55) Owing to polycarbonates popularity and acceptance with the masses when a new add-on is released, its a no-brainer that it tends to be compatible with polycarbonate first. Polycarbonate is a thermoplastic that starts as a solid material in the form of small pellets. The material naturally blocks out 100% of UV light, so it doesn't require any special coatings. Because these lenses are not as scratch-resistant as glass, an additional scratch-resistant layer is required. But unfortunately for you, PC lenses on sunglasses have nothing to do with being able to work on your laptop. Your choice of lenses is completely dependent on your vision needs. It's entirely up to your decision about what fits you the best. Polycarbonate lenses are very resistant to tint compared with plastic lenses which accept tints. Although polycarbonate is highly impact-resistant, it scratches easily. Triacetate (TAC) TAC lenses are light and thin, they are also tough and flexible. Eyeglass temples: How do you know if they're the right length? 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 need safety glasses, consult an optician who can tell you which frames are safety rated. Melody Huang is an optometrist and freelance health writer. Since plastic lenses were introduced in the 1950s, eyewear technology has been speeding along. Because of their durable material, theyre prone to scratching or breaking and ideal for sporty activities like running or cycling, as well as outdoor activities like hiking or camping. ","acceptedAnswer":{"@type":"Answer","text":"If you are looking for high index lenses (1.74), you have to pay somewhat between $180 and $230. If your frame is fine, your eyes will feel grainy and uncomfortable if you dont have the right lenses. Lighter and thinner high index lenses are highly recommended for you if you have a prescription for farsightedness or astigmatism and nearsightedness. 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. 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. The cost and quality of polycarbonate lenses will vary depending on your prescription (stronger prescriptions may cost more) and the seller, so its worth shopping around. The arrival of the sun has us all excited and ready for some fun. The combination of impact and UV light protection makes polycarbonate the best choice for both lifestyle and sports sunglasses. If you are a prescription contact lens wearer be sure to check out where the best places to buy contact lenses online are, coupons & promo codes are available. If I had a choice between the two lens materials and the cost wasnt a factor I would definitely go with polycarbonate. All About Vision does not provide medical advice, diagnosis or treatment. CR-39 plastic lenses are regular plastic lenses you might find in very inexpensive sunglasses. Here is a brief comparison of polycarbonate and Trivex lenses to help you decide which lenses might be best for you: Thickness. They usually need an anti-reflective coating. The PC lens is extremely highly resistant to impact and wont shatter. sports, choosing impact-resistant eyeglass lenses and frames is an 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! don't provide the type of eye protection needed for sports. Optics - peripheral. Polycarbonate rates are lower, meaning they have the potential to cause slight chromatic aberrations (visual distortions) in your peripheral vision. One of the biggest selling points of early plastic lens material was that it was lightweight and offered all-day comfort. Love to hear your thoughts. For the best eye protection at work and during sports, be sure you also On higher priced polarised sunglasses (typically above 60) the lens material is likely to be polycarbonate. Polycarbonate lenses are ideal for sports. Oakley Forum is the largest and most reliable platform for Oakley news, updates and any information you are looking for about Oakley sunglasses and other products. Oakley Forum is NOT affiliated with Oakley, Inc. in any way, shape, or form. 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. Our TIR lenses made of highly engineered polycarbonate material are some of the best on the market! And if you combine them with a lightweight frame material like titanium or nylon, youre set for a full day of comfortable wear. So Ill try my best to analyze both materials. Bought 2 pairs amazing lenses.. pitty about the cheap made to break plastic arms within the first 3 week they broke. 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. Have a question about Polycarbonate vs. Glass lenses? Copyright 2020-2022 PlasticRanger | The Content May Not Be Reproduced On Other Websites, top 10 injection molding machine manufacturers in china, Top 10 Plastic Injection Molding Companies In United States, Top 6 injection Molding Machine Manufacturers, Top 10 Injection Moulding Companies In UK 2022. Ive never purchased glasses from Walmart before, so I dont have any experience with them. Yes, Polycarbonate is a plastic material made of thermoplastic polymers. Polycarbonate lenses are more expensive than plastic glasses. Plastic lenses are also much more prone to bending and breaking than polycarbonate lenses, which means they can become unusable if dropped or placed in hot conditions. Lower priced polarised sunglasses use a multi-layer material called TAC (Triacetate) with the front layer being the polarised film. Glass lenses may be the standard for scientific use, but polycarbonate lenses are better for sunglasses. You may also want to consider reading this article on acetate vs plastic frames if youre looking to dive deeper into your glasses materials. Copyright 2022 VisionCenter.org. Here is a brief comparison of polycarbonate and Trivex lenses to help you decide which lenses might be best for you: Thickness. Polycarbonate lenses are another type of plastic material. Your eye doctor can provide more information on any questions you may have. 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. 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. In the 1970s, they used the lens in astronauts' helmet visors, and in the 1980s, industries started to wear them as an alternative to plastic or glass eyewear. Hi Mary! Even the most modern glass lens is more likely to break or shatter than a polycarbonate lens. When eye safety is a concern, polycarbonate or Trivex lenses usually are the best choice for your eyeglasses, sunglasses and sports eyewear. They are much more affordable than traditional polarized sunglasses because of the process TAC sunglasses use. Which eyeglass lenses are best for me and my vision. 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. Materials like crown glass, Trivex, and CR-39 steal the show. This is where polarized lenses come in handy because they have a filter specially made to block this glare. The thin metal temples and silicon tips at the end of each arm provide stability, while remaining lightweight enough to be worn all day longwithout overwhelming your face. Even if he or she does not participate in organized For this reason, you need to weigh up your options to find which one suits you the best. I never knew the difference in the material til now Saltwater Fishing Tackle Maintenance and Cleaning, KastKing Line Boss For Fishing Line Storage, Does KastKIng Have Saltwater Rods and Saltwater Reels. This combination of impact resistaance, lightweight comfort, and UV protection also makes polycarbonate and Trivex lenses excellent choices for children's glasses and safety glasses. That is all I wanted to say about High index vs polycarbonate lenses. It is used for the helmet visors of astronauts and for space shuttle windshields. Glass lenses cant be beaten. Polarized Polycarbonate RhinoLenses are virtually indestructible. Plastic lenses can accept tint colors for the people that like a light tint on their lenses. Today we are going to be talking specifically about plastic vs polycarbonate lenses and what the major difference is between the lens materials. Higher grade TAC lenses are available (effectively increasing the thickness of the layers) and these can be 1.6mm thick. Those original opticians had it right when it came to optical clarity. If you feel like it is worth the time and hassle then send them back. Both options have their pros and cons. For children's eyewear, choose a sturdy frame and lightweight polycarbonate High index lenses rank slightly higher than polycarbonate. Differences between Trivex vs polycarbonate lenses. A polycarbonate lens is 10 times more impact-resistant than a high-index one. Here is a brief comparison of polycarbonate and Trivex lenses to help you decide which lenses might be best for you: Thickness. Weight. Polycarbonate lenses have a high refractive index, which means they can be a thinner and more lightweight solution for your prescription, when compared to plastic lenses of the same power. Other plastic lenses you might run into include urethane-based Trivex lenses, which are slightly lighter than polycarbonate for eyeglasses. They're siblings, not twins, in other words. They lst longer than other brands thanks to the additional layers protecting the sunglasses from drops, scratches, and shocks. And there are even still glass lenses out there in sunglasses! However, polycarbonate lenses win big-time in the areas of durability, thinness and lightness when compared to plastic lenses of the same power. New frosted and unfrosted Acrylics provide diffusion levels from 92% to 60%. If your polycarbonate sunglass lenses do crack, check the manufacturer to see if they offer replacement lenses. In other words, PC stands for polycarbonate. Plastic lenses also have a higher Abbe value which causes less chromatic aberrations. As I said earlier, lenses are more important than frames. Although at the time plastic lenses had. Fortunately, we are no longer back in the day. Here the polarised film is sandwiched between two layers of polycarbonate meaning the polarised film can never wear out. Hi Amy! Or want to know more? The price is also dependent on extras, add-ons, and coatings. Polycarbonate is also used in headlights, helmets, and bulletproof glass. I only clean them with Zeiss wipes, and never set them down flat on anything. "}},{"@type":"Question","name":"Is there a big difference between 1.67 and 1.74 high-index lenses? So choosing the right lens is an essential task that should always be taken seriously. High index lenses are denser than polycarbonate lenses, meaning they have thinner lenses to reflect light properly. $80.00 charges for the FT poly. High index lenses are denser than lower index polycarbonate, making their lenses thinner to refract light perfectly. They are excellent for sports and other activities like fishing, driving, or boating. 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. Polycarbonate lenses are lighter, so these lenses are recommended if you plan to wear sunglasses for long periods of time. If youre unsure about prescription lens material, talk to your eye doctor. However, I know that choosing a lens material can be a real pain in the head. lifetime of good vision. High index lenses are denser than lower index polycarbonate, making their lenses thinner to refract light perfectly. The liquid lens material is slowly baked untill it sets. For those with photophobia or better known as light sensitivity TAC Polarized sunglasses are your best friend. These lenses are not scratch resistant like glass, so it does need an additional scratch-resistant layer. Youre absolutely right! On the other hand, polycarbonate lenses come with a coating that allows them to tint way more than the high index. The best TAC Polarized Lens are those that block more than 99% of harmful UV rays with wavelengths up to 400 nanometers. Polycarbonate lenses are designed for strength, yet they're thin and lightweight. Follow KastKing to keep up on giveaways, fishing tips and new products. Obviously my prescription is higher each time so I expected them to be thicker, hence buying what I thought was a thinner lens! Plastic frame ; mirrored lens ; Polarized ; Mirror Coating coating ; Lens width: 57 millimeters ; Lens height: 40 millimeters ; Bridge: 15 millimeters I have plastic lens. Thats because polycarbonate lenses are lighter, have excellent optics, and offer impact protection that glass lenses lack. Engaging Read Trivex VS Polycarbonate | The Definitive Guide. Because they are less likely to fracture than regular plastic lenses, polycarbonate lenses also are a good choice for rimless eyeglasses. Historically the image transferred to your eyes with polycarbonate was poorer quality than plastic but with the advent of Class 1 Optical Grade polycarbonate the difference is now much less significant. Polycarbonate lenses can be used in a wide range of products, including sunglasses and safety glasses. Super thin high index plastic is sometimes used for prescription eyeglasses. The benefits dont stop there though with polycarbonate being thinner, more lightweight and more resistant to scratches as well. 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. 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. or Trivex lenses. Regular eyeglass frames are not rated for use as safety glasses and typically Polycarbonate lenses give the benefits of sunglasses protection by inherently blocking 100 percent UV rays without needing a special coating. Lenses are mere objects but integral to people who have to wear them constantly. Your email address will not be published. Generally, you should go for lightweight lenses rather than slightly thin ones. We help brands optimize their online presence & performance. Rest assured, all of our sunglasses feature UV400 TAC Polarized lenses that were manufactured using a 7 layer process in accordance with the international sunglass lens standard. 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. 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. 1.67 index lenses are ideal for prescriptions under +5.00/-8.00 and astigmatism correction between -3.00 and -4.00. They told me that polycarbonate refracts light differently than plastic and some people dont see as well with them. Ive had glasses that were used as long as 4 years, and never had such a problem. The cost of polycarbonate and Trivex lenses can vary considerably, but many optical stores charge more for Trivex lenses than polycarbonate lenses. What kind of price range would I expect for polycarbonate lenses? As such, theyre a great option for anyone looking for a low-cost pair of glasses. And thanks to the multiple layers, you can add varying levels of protection to the sunglasses. Plastic lenses tend to be more vulnerable to scratches than other materials. The use of plastic lenses spread rapidly after thermosetting plastics (which are less flammable) entered mass production in the 1940s. Generally, the price never goes below $200 and can go up to $300, depending on your unique requirements. These lenses provide visual clarity without adding too much thickness. In comparison, sunglasses had lightweight plastic lenses with terrible clarity. Today's modern Polycarbonate is still lighter, and can be made in higher index - meaning that a strong prescription lens can still be quite thin. We also like them for their ultraviolet protection. There are also a limited range of colours available made from glass; for all these reasons glass is not used for sports eyewear. Let me know below! Optics - central. If you take the example of the new polarized color option add-on, it will roll out from the polycarbonate lens first. Polycarbonate lenses are a relatively new lens technology. 5750 Brittmoore RD Suite 300Houston Texas 77041. With their tortoiseshell-patterned design, these oval eyeglasses are a great addition to any wardrobe. While quality eye care is important, the price can be a critical factor in your decision-making process. Does it really hurt your eyes? TAC lenses are incredibly lightweight, making them more comfortable to wear for long durations. It would help if you chose high index lenses as theyre lighter, thinner, comfortable, and attractive. Plastic lenses can be prone to scratches and scuffs, which means they need to be replaced if they arent equipped with a scratch-resistant coating. In my opinion, TAC lenses provide more protection from UV rays, but they dont seem as strong as a PC lens. 425 Oak St, Unit A, Garden City, NY 11530, RM 18 27/F, HO KING COMM CTR, 2-16 FAYUEN ST MONGKOK KL, Room 1001, Building E, Bantian International Central, Shenzhen, CN 518129, RM 18 27/F You can add various special coatings to polycarbonate lenses, including: Polycarbonate is also compatible with progressive lenses. High-quality polycarbonate lenses offer excellent clarity for a pair of eyeglasses or sunglasses. Hi Tim! He covers everything within Plastics manufacturing and processing. Many people get confused about the differences. I just dont see as well with them. Now I will be adding lense material to the list. Single Vision Reading: lenses to see things at a close distance. TAC lenses are a specific type of polarized lens with a multi-layer composite, but more importantly, it includes the unique Triacetate Cellulose (TAC) process. Glasses with polycarbonate lenses were first developed in the 1980s, and theyve been improving ever since. Hence, since the creation of the plastic lens, its become the default material for opticians and glass lenses are now much rarer than plastic when it comes to prescription glasses. This makes poly lenses a better option for athletes and children. Polycarbonate is a widely used lens material with more than 35% market share in prescription glasses. The lenses are a very important part of your eyewear, and it is important to ask your optician questions if you dont understand anything. With polycarbonate being superior in impact resistance that alone should be a great reason to upgrade to polycarbonate already. Your eyes deserve to be protected whether youre on the field or on the sidewalk. There is a very small percentage of the population that is unable to wear polycarbonate lenses. Join today, share your Oakley collection or even find new Oakley sunglasses for sale. Additionally, they have a superior level of impact resistance and are suggested for both children's glasses and safety eyewear. Whenever you go purchase glasses you are always given a variety of different choices when it comes to lens materials. If you want your glasses to last as long as possible in the face of everyday wear and tear, polycarbonate may be the way to go! The impact protection on polycarbonate is so good that both safety and sports eyewear use polycarbonate for their lenses. In need of a stronger prescription to see clearly? October 10, 2022 by Ashish Mittal Leave a Comment. Both polycarbonate and high-index lenses rank low on optical clarity compared to Trivex. This plastic tends to reflect a lot of light, leading to glare. Vision Center is funded by our readers. Page published on Wednesday, February 27, 2019. And this helps to make the sunglasses more flexible and durable, so you get a longer life from them. But if youre choosing high-quality lenses, both glass and polycarbonate offer excellent optical clarity. One is made with a shatter-proof polycarbonate, while the other uses a Triacetate Cellulose. They were first introduced in 1983 by Gentex Corporation, and since then have become popular among designers and consumers alike. >. The question is, why are they good, and what do you need to know about them. So lets dive in and take a look at what the differences are between these two very similar but different materials. And wearing them for long periods of time was a chore. 1.0 out of 5 stars 1 rating. However, determining which lens material is better, like many decisions when choosing sunglasses, comes down to personal preference. Is there a big difference between 1.67 and 1.74 high-index lenses? Important Factors to Consider While Choosing Lenses, Prescription Range is an Essential Factor, Thickness and Weight gets Affected by Lens Material. Polycarbonate was developed in the 1970s for aerospace applications. All eyeglass wearers should weigh the pros and cons of polycarbonate lenses before making a purchase. We may earn commissions if you purchase something via one of our links. $12.95 $ 12.
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