580G glass lenses have encapsulated mirrors, between the layers of glass, which make them scratch proof. For some clarity on which lens material is best for you, let’s have a little face-off between the generations-old glass and the (relatively) young upstart polycarbonate. In my experience if you look through a good quality polycarbonate and an Trivex NXT then you can tell the difference. ", "I had the chance to test the AMO sunglasses at Ironman Western Australia in December 2013 on my way my personal best time of 8h48 and an age-group win. Well I think it is almost impossible and this is my business! But the benefits are marginal when compared to a good quality polycarbonate. I can definitely recommend them. Just enter discount code ", "I wore them nearly all the time on the Oxfam Trailwalker, it was a bright day and the lenses were excellent even in the low light of the trees and I forgot they were on my face. With hi-index lenses, vision can be corrected with less material, making the lens much thinner. Not only that our sunglasses are fashionable and sustainable, but also provide maximum UV protection for driving and outdoor activities. The key difference between polycarbonate and plastic is that polycarbonates are lighter but, much stronger than plastic.. Polycarbonate and plastic are polymer materials. There are 626 suppliers who sells tac polarized lens material on Alibaba.com, mainly located in Asia. The adjustable nose-piece means and temple arms means that they are suit to the typical flat Asian face. Trivex NXT lenses, however, are composed of a urethane-based monomer and are made from a proprietary process which means that less impurities are built into the lenses during production. Now anyone can do it from China to Switzerland and there is a big range in quality from very good to down right terrible. I can definitely recommend them based on my experience The basics about sports sunglasses lenses, 2. Plastic vs. Polycarbonate Lenses. On the other hand, despite its many advantages, polycarbonate isn't the only lens material suitable for sports sunglasses. I also love the lack of bottom edge to the lenses which means sweat is not trapped at the rim and it improves my vision on the trails. Sunlight scatters without direction and when it hits flat surfaces, the reflected light becomes polarized, in other words, it is less scattered and more aligned. This is a patented production process. The monomers of polycarbonates are bisphenol A and phosgene. It is a very good lens material. With a layered lens you can see the layers at the edge of the lens. As I said before, the production process of polycarbonate is not new technology and almost anyone can make polycarbonate. 6. There are 7 layers that make up TAC lenses. ". It is also much less expensive to use than glass. Plastics are graded in numbers, such as 1.50 or 1.67. The reality is there is not a great deal of difference between a really good quality polycarbonate and an Trivex NXT lens but you will notice the difference in optical clarity when they are placed 'side by side'. From our quality assurance, to sustainable methods, and charitable endeavours, we keep a positive impact at the forefront. Costa 580G glass lenses are20% thinner and 22% lighter than average polarized glass lenses. :) Like the black frames. I used to prefer running without sunglasses before as I couldn't find the right ones to run in. Ironman triathlete Olaf Kasten wearing AMO Transformers with NXT revo lenses. Check out our newest, How we are reacting to the COVID pandemic, Working together to provide PPE to healthcare workers in Toronto, Amevie’s founder donates 399 face shields to Toronto Hospitals, FREE SHIPPING TO U.S. & CANADA ON ORDERS OVER $100. It is also not easily scratched. 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. The liquid polycarbonate is then rapidly injected into lens molds, compressed under high pressure and cooled to form a single finished lens. The interchangeable lenses also add variation and value to my moods. Trivex NXT® lenses in sports sunglasses. That means that Trivex NXT lenses are about 10 percent thinner and a bit lighter than polycarbonate lenses. 4. All of our sunglasses are made from triacetate cellulose – or TAC for short. You will notice the difference in optical quality when you look through the lens at a distant object or outside but it is pretty hard to tell the difference in a shop or without a comparison with something good. Yeah. Price. So how do you know which is which and what is good and what is not? ", "I am super impressed with the lenses in my AMO sunglasses. Trivex ® Lenses. Costa 580 Polycarbonate/Trivex Lens Benefits. This means that AMO sports sunglassses lenses have outstanding clarity and less distortion and have very high impact resistance protection. PC POL lens; The advantages are the polarization and optical power,but the disadvantage is the price is around USD5 higher than TAC POL lens,and also it's … Be careful. Been wearing mine in the blistering heat in Melbourne on bikes and runs and they have been awesome. When eye safety is a concern, polycarbonate or Trivex lenses usually are the best choice for your eyeglasses, sunglasses and sports eyewear.. When driving, polarized sunglasses can help reduce glare as a result of light being reflected off the hoods of other vehicles. In the meantime my wife also choose AMO and she is very found of them already. Well, plastic lenses are our basic lens. ", "AMO sunglasses are by far the best sunglasses I have ever had. Those transition lens were clear when going thru dim wooded areas, and gave needed protection when it was sunny." Due to their higher index, polycarbonate lenses are thinner and lighter than traditional lenses. . The lenses also protect your eyes by blocking up to 99.9 percent of the UV rays. Glass lenses are clearer than polycarbonate plastic and will provide you with the crispest visual experience. Having a flexible nylon frame appeals to many people as fitting is not a problem. To see which lens colors are available with polarization, check out our Ray-Ban Lens Chart at … They were very comfortable, stuck to my face and were easily adjusted to fit my face and head. The quality of AMO sunglasses surpassed my expectations. The lenses will provide you with the best contrast and image definition. Costa 580P polycarbonate and trivex lenses are the lightest lens material compared to 580G lenses All Ray-Ban Polarized lenses feature a distinctive “P” after the Ray-Ban logo on the right lens. The clarity of the lenses are extraordinary and the frames can be adjusted so they fit and stay in place. Today's eyeglass frames are made from many types of plastic and metal. ", "No other brand fits on my face like AMO sunglasses. 2. ", "I have a couple of pairs of AMO sunglasses and I love them. Lets talk about the 2 most popular options. Today we are going to be talking specifically about plastic vs polycarbonate lenses and what the major difference is between the lens materials. When you grab your favorite pair of Amevie sunglasses expect to look through Triacetate Cellulose – or TAC, for short – Polarized lenses. Polycarbonate is made differently that other plastic lenses. The arrival of the sun has us all excited and ready for some fun. Regarding to lens changing when I received my glasses I actually had a look at the videos they provide in order to change the lenses and it works fine. Along the same lines, plastic lenses are less bulky than glass ones. The last two layers, are shock proof layers that increase impact and scratch resistance. Or, if you have any condition where you see better out of one eye, these can help protect your "good" eye. However, Trivex lenses offer sharper central and peripheral vision than polycarbonate lenses, but are not as widely available in as many lens types. Perfect form: light, durable, close fitting. They are a great fit and very comfortable. They glasses are excellent at least for me and while very light they they do not move and what’s best that you can customise the glasses. So what lens material do you choose for sports sunglasses? I love the adjustable temple arms that ensure that the sunglasses stay in place the whole time during the race or training", "They look amazing. Like tree branches, rocks on roads, etc. These and other virtues of polycarbonate lenses are extolled by your optician, when you are […] Jake Steiner TAC lenses. No adhesives. 1. Polycarbonate is an advanced material which offers 100% UV protection, both thinner and lighter than standard plastic varieties and also much more durable. ", "For me, my AMO Transformer sunglasses are essential training/race kit. Polycarbonate lenses are virtually unbreakable, making them a preferred choice for sport activities, also suitable for kids and safety glasses. In my view this is important as often it is those objects at the periphery of your vision that cause the problems. `` Overall presentation and packaging of the optical performance and are used in the windshield the. Nxt say it 's morphed into my skin have very high impact resistance polycarbonate plastic. – or TAC, for Trivex NXT and polycarbonate lens materials stack up against one another sports. 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