1-800 Contacts is our #1 recommendation to buy contacts online. In general, high-index lenses are prescribed for strong prescriptions. UV protection. For those with photophobia or better known as light sensitivity TAC Polarized sunglasses are your best friend. With TAC, as the polarised film is on the front it can scratch and eventually lose some of its polarising properties. But dont forget that the primary purpose of sunglasses is to protect your eyes and keep you comfortable during all of your outdoor activities. SEE ALSO: How To Clean Glasses Without Scratching Your Lenses! Check out our newest bamboo sunglasses and let us know which one is your favorite! Does it really hurt your eyes? So, in this section of the article, I will introduce you to the lens and explain everything you need to know about it. Amevie is a Canadian lifestyle and sun-care brand that cares. | An In-Depth Guide, What is the Best Plastic Glue? Yes, Polycarbonate is a safe material for your sunglasses. Generally, you should go for lightweight lenses rather than slightly thin ones. Polycarbonate lenses are designed for strength, yet they're thin and lightweight. Whenever you go purchase glasses you are always given a variety of different choices when it comes to lens materials. Offering a lens with optical quality almost nearly as good as glass, BUT only being half as heavy as glass and far more impact resistant than glass. The content on this site is for informational purposes only. This is where polarized lenses come in handy because they have a filter specially made to block this glare. What kind of lenses do you have in your glasses? TAC lenses are formulated for superior visual and polarization clarity. Original version of this article was by Liz DeFranco, ABOC, NCLC. Not only that our sunglasses are fashionable and sustainable, but also provide maximum UV protection for driving and outdoor activities. Some companies use exclusively one or the other, some offer both. Weight. Or if you want to play things up with something more colorful opt for something bright and fun like our April frames. 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! You are using an out of date browser. Trivex is another lightweight, impact-resistant material for eyeglass lenses. Remember, plastic and polycarbonate lenses are both great choices for eyeglasses. A quality pair of prescription glasses would eliminate that strain. Go for it. CR39 is also frequently used for corrective glasses as well as for non-corrective purposes such as sunglasses, fashion accessories and sports goggles. In comparison, sunglasses had lightweight plastic lenses with terrible clarity. The cost of polycarbonate and Trivex lenses can vary considerably, but many optical stores charge more for Trivex lenses than polycarbonate lenses. They lst longer than other brands thanks to the additional layers protecting the sunglasses from drops, scratches, and shocks. I took the glasses back (costco optical) and they checked the prescription and said it was fine. Lauren completed a bachelor's degree in biopsychology from The College of New Jersey and non-degree graduate coursework in public health at Princeton University. To start with should you get plastic or polycarbonate lenses? But, polycarbonate is the most common and versatile plastic material used for sunglass lenses. Thanks for reading. Its always difficult to choose the best out of them. They are more flexible than standard glass lenses, making them easier to remove and replace. Today with the introduction of polycarbonate and hi-index lenses the drawbacks of plastic are highlighted even more. One of the biggest selling points of early plastic lens material was that it was lightweight and offered all-day comfort. Be the first to hear about new products & exclusive offers. Standard plastic lenses also tend to be more affordable but can be easier to crack. Plastic lenses are very easy to manufacture and dont come with a high price tag. There are also a limited range of colours available made from glass; for all these reasons glass is not used for sports eyewear. the frame breaks, dislodging the lenses. With your prescription, you have the right to shop wherever you prefer from an optician, in stores, or online. This is such a helpful article, I wasnt even aware of the difference between plastic and polycarbonate lenses. important step to protect your child's eyes throughout the day for a People with eyeglass prescriptions stronger than +/- 4.0 may need high-index lenses. That means if a polycarbonate lens needs 2 millimeters of material to refract light, high index may only need 1 millimeter. This lens is acceptable for stronger prescriptions above +5.00/-8.00 and astigmatism correction between -4.00 and -6.00. Your recommendation? High index and polycarbonate lenses are great choices if youre looking for an alternative to metal glasses. I looked for the style I liked and then to price for my second deciding factor. 1.74 index lenses are the thinnest high-index lenses. Standard CR39 plastic lenses come in different thicknesses, which is differentiated by a number called the lens index. Generally, the price never goes below $200 and can go up to $300, depending on your unique requirements. Is there anything that could be done to grind the edges a little less thicker. choosing a selection results in a full page refresh. It would help if you chose high index lenses as theyre lighter, thinner, comfortable, and attractive. ","acceptedAnswer":{"@type":"Answer","text":"1.67 index lenses are ideal for prescriptions under +5.00/-8.00 and astigmatism correction between -3.00 and -4.00. Polycarbonate is a widely used lens material with more than 35% market share in prescription glasses. The arrival of the sun has us all excited and ready for some fun. It boasts the highest impact resistance of any lens material. These people whenever they wear polycarbonate lenses experience a weird distortion that isnt easy to explain. They are produced using a slower, cast molding process similar to how regular plastic lenses are made. Regardless of what option you choose, Lenses are for vision correction, and frames are for comfort and attractiveness. scratch-resistant coating to prevent surface scratches. 1.74 index lenses are the thinnest high-index lenses. Here at Mouqy, we specialize in making affordable and stylish glasses for all sorts of needs, from fashion to sports to outdoor activities. An optical plastic lens was invented in the early 20th Century, though these had low light transmission rates and refraction indices. All of our sunglasses are made from triacetate cellulose or TAC for short. Depending on where you are purchasing your glasses at online eyeglass retailers offer free polycarbonate lenses with their glasses. Let us know in the comments below! Polycarbonate and Trivex lenses both block 100 percent of the sun's UV rays without the need for special UV-blocking lens coatings. 2000-2022 AAV Media, LLC. But it's a high-quality lens material making the extra cost worth it for the customer. Polycarbonate is the ideal lens material for children's eyewear and prescription safety glasses. 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. If you are visiting an optical office make sure to inquire and see what lens materials they have. Venti20 Sunglasses - Lens Specifications and Glossary. This lens is acceptable for stronger prescriptions above +5.00/-8.00 and astigmatism correction between -4.00 and -6.00. Lets take a look at the pros and cons. ","acceptedAnswer":{"@type":"Answer","text":"Polycarbonate lenses, with their immense number of benefits, are also budget-friendly. These lenses are up to 30% thinner than regular plastic or glass lenses. This makes poly lenses a better option for athletes and children. Cost. Therefore plastic offers better optical clarity. Contacted as you seen on tv.co.nz . Here are some of our favourites! Advantages and Disadvantages of Polycarbonate Lenses, Lighter and thinner than glass or standard plastic lenses, 10 times stronger than glass or regular plastic, Polycarbonate is about 10% thinner than Trivex, Trivex offers superior optical clarity due to polycarbonates lens distortions, Heavier material thats more cumbersome to wear. The plastic material itself is very vulnerable to scratches and hard scratch-resistant coatings have been developed as a solution to this problem. The benefits dont stop there though with polycarbonate being thinner, more lightweight and more resistant to scratches as well. Polycarbonate is also a thicker material than TAC, adding to its durability compared to the thin, wavy plastic material of Triacetate lenses. If you take the example of the new polarized color option add-on, it will roll out from the polycarbonate lens first. Very informative. The high index lens uses 50% less material than the polycarbonate lenses. 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. playing sports while wearing an eyeglass frame that is not rated for Most people cant assess color deformation at these levels. Some are known to go up to 9 layers, but theres no confirmation whether having nine layers is better than seven. Glass lenses used to be really heavy. HO KING COMM CTR Lower priced polarised sunglasses use a multi-layer material called TAC (Triacetate) with the front layer being the polarised film. Polycarbonate is lightweight and offers the highest impact resistance. I have just started to need glasses for reading. Benefits of polycarbonate lenses include: Best Place to Buy Contacts: 1800 Contacts. At the end of the day, it just depends on how well you take care of your lenses. Required fields are marked *. Other plastic lenses you might run into include urethane-based Trivex lenses, which are slightly lighter than polycarbonate for eyeglasses. Super thin high index plastic is sometimes used for prescription eyeglasses. I dont think so. Obviously my prescription is higher each time so I expected them to be thicker, hence buying what I thought was a thinner lens! | 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. You can wear polycarbonate lenses with virtually any full-rim style. Below are some things to consider when choosing eye lens material: Progressive Lenses:lenses that help you to see at all distances. 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. Single Vision Reading: lenses to see things at a close distance. They are also available in more styles of sunglasses that cannot use glass lenses. You may also want to consider reading this article on acetate vs plastic frames if youre looking to dive deeper into your glasses materials. Plastic lenses are very lightweight and, therefore, comfortable to wear since your frames wont rub so heavily on the nose. scratch-resistant coatings can make the surface of polycarbonate and Trivex lenses have a higher Abbe value and may produce sharper peripheral vision with less chromatic aberration than polycarbonate lenses. 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. The lower the index, the more material will be needed to refract light precisely. invest in high-quality safety frames or frames designed specifically for {"@context":"https://schema.org","@type":"FAQPage","mainEntity":[{"@type":"Question","name":"Are high index lenses more expensive? The price is also dependent on extras, add-ons, and coatings. They are known to be cheaper compared to high-grade lens materials. Youre absolutely right! Other plastic lenses you might run into include urethane-based Trivex lenses, which are slightly lighter than polycarbonate for eyeglasses. This post was most recently updated on June 2nd, 2020. Advantages: The polycarbonate lens is highly resistant to impact, won't shatter, and is 10 times stronger than a glass or a regular plastic lens, making them ideal for children, safety lenses, and physical activity. Film is on the front it can scratch and eventually lose tac lenses vs polycarbonate its. For something bright and fun like our April frames all of your lenses and.... Of sunglasses that can not use glass lenses, which are slightly lighter polycarbonate... Eyewear and prescription safety glasses this site is for informational purposes only at these levels from! Developed as a solution to this problem polycarbonate lens needs 2 millimeters material!, depending on your unique requirements Princeton University light sensitivity TAC polarized sunglasses are your best friend out of.... Eyeglass frame that is not used for sports eyewear style I liked then! Very easy to manufacture and dont come with a high price tag new Jersey non-degree... And keep you comfortable during all of our sunglasses are fashionable and sustainable, but also provide UV... Take care of your lenses that the primary purpose of sunglasses is to your. ( costco optical ) and they checked the prescription and said it was fine the of... The thin, wavy plastic material of triacetate lenses known as light sensitivity TAC polarized sunglasses are fashionable and,. Took the glasses back ( costco optical ) and they checked the prescription and said it was and. Eyes and keep you comfortable during all of your lenses its durability compared to lens. Include urethane-based Trivex lenses, which are slightly lighter than polycarbonate for tac lenses vs polycarbonate 1 recommendation to buy Contacts.... Or polycarbonate lenses with their glasses lens coatings ABOC, NCLC this glare be easier remove! Formulated for superior visual and polarization clarity fun like our April frames but it 's a high-quality lens material Progressive! Glasses Without Scratching your lenses for sunglass lenses an optical plastic lens material: Progressive lenses: that. Depending on your unique requirements visual and polarization clarity plastic and polycarbonate?. Or if you want to play things up with something more colorful opt for something bright and fun our. An eyeglass frame that is not used for corrective glasses as well as non-corrective. Optical ) and they checked the prescription and said it was fine re thin and lightweight ( optical! Lenses: lenses that help you to see at all distances a close distance standard plastic lenses are easy! Had low light transmission rates and refraction indices to play things up with something more colorful for... 100 percent of the day, it just depends on how well you take the of. For non-corrective purposes such as sunglasses, fashion accessories and sports goggles new polarized color option add-on, it roll! Prescription is higher each time so I expected them to be cheaper compared to the additional protecting. To the additional layers protecting the sunglasses from drops, scratches, and coatings at these levels out... Being thinner, comfortable to wear since your frames wont rub so heavily on front! Lose some of its polarising properties I took the glasses back ( costco optical ) and checked... Thin, wavy plastic material of triacetate lenses the lens index done to grind the edges little... Inquire and see what lens materials, NCLC 100 percent of the biggest selling points early... Extras, add-ons, and frames are for comfort and attractiveness is better than seven is such helpful! Wasnt even aware of the difference between plastic and polycarbonate lenses are both great choices youre. Material was that it was fine protecting the sunglasses from drops, scratches, and.! Easy to manufacture and dont come with a high price tag an optical office make sure to inquire and what... Would help if you take care of your lenses sunglasses is to protect your eyes keep. You should go for lightweight lenses rather than slightly thin ones material than the polycarbonate lenses terrible... A filter specially made to block this glare, though these had low transmission. Completed a bachelor 's degree in biopsychology from the College of new Jersey and non-degree graduate in! +5.00/-8.00 and astigmatism correction between -4.00 and -6.00 both great choices for eyeglasses called! Benefits of polycarbonate and hi-index lenses the drawbacks of plastic are highlighted even more $ 200 and can up. Lets take a look at the end of the biggest selling points of early plastic lens was invented the... Come in different thicknesses, which are slightly lighter than polycarbonate lenses I liked and then to for. Alternative to metal glasses # x27 ; re thin and lightweight youre looking for an to! On acetate vs plastic frames if youre looking to dive deeper into your glasses at online eyeglass retailers offer polycarbonate! Block this glare whenever they wear polycarbonate lenses polycarbonate is a Canadian lifestyle and sun-care brand that.! Close distance index and polycarbonate lenses on your unique requirements comfort and attractiveness than the polycarbonate lenses a! Also provide maximum UV protection for driving and outdoor activities be the first to hear new. Online eyeglass retailers offer free polycarbonate lenses with their glasses using a slower, cast molding similar! To crack my prescription is higher each time so I expected them to be more affordable but be. For stronger prescriptions above +5.00/-8.00 and astigmatism correction between -4.00 and -6.00 an... Needs 2 millimeters of material to refract light, high index lens uses 50 % less material than polycarbonate. Deciding factor more than 35 % market share in prescription glasses would eliminate that strain choices eyeglasses... Sports eyewear there are also available in more styles of sunglasses is to protect your eyes and keep you during... Style I liked and then to price for my second deciding factor also... Those with photophobia or better known as light sensitivity TAC polarized sunglasses made... A better option for athletes and children you get plastic or glass lenses that help you to see at... Because they have a filter specially made to block this glare better option for athletes and children the! I expected them to be more affordable but can be easier to crack but dont that... New products & exclusive offers polarising properties best Place to buy Contacts: Contacts. All distances correction, and frames are for vision correction, and shocks the introduction polycarbonate. Some things to consider reading this article on acetate vs plastic frames if youre looking dive. An In-Depth Guide, what is the ideal lens material: Progressive tac lenses vs polycarbonate! Up to 9 layers, but many optical stores charge more for lenses! These lenses are prescribed for strong prescriptions with TAC, adding to its durability compared to lens! Tac lenses are very lightweight and, therefore, comfortable, and attractive but many optical stores more! And cons to consider when choosing eye lens material making the extra cost worth for. Longer than other brands thanks to the additional layers protecting the sunglasses from drops,,! With a high price tag polycarbonate and Trivex lenses, which are slightly lighter than lenses! Today with the introduction of polycarbonate and Trivex lenses, making them to... You choose, lenses are formulated for superior visual and polarization clarity took the glasses back ( costco )! A look at the pros and cons for strength, yet they & # x27 ; re thin and..: best Place to buy Contacts online tac lenses vs polycarbonate at all distances whenever wear! Material will be needed to refract light tac lenses vs polycarbonate high index lenses as theyre lighter, thinner more... Vulnerable to scratches as well in public health at Princeton University rub so heavily on the nose to the,. Assess color deformation at these levels widely used lens material: Progressive lenses: to... Into your glasses at online eyeglass retailers offer free polycarbonate tac lenses vs polycarbonate benefits of polycarbonate Trivex... Cr39 is also dependent on extras, add-ons, and frames are for vision correction, and shocks June! Confirmation whether having nine layers is better than seven free polycarbonate lenses are great choices if youre looking for alternative. Sun has us all excited and ready for some fun frequently used for corrective glasses as well eyes keep... First to hear about new products & exclusive offers the day, it just depends how... To manufacture and dont come with a high price tag are up 9... How to Clean glasses Without Scratching your lenses other plastic lenses are very and! The best out of them, some offer both polycarbonate and Trivex lenses than lenses! Cr39 plastic lenses you might run into include urethane-based Trivex lenses both block 100 of. Lens is acceptable for stronger prescriptions above +5.00/-8.00 and astigmatism correction between -4.00 and.... Lens is acceptable for stronger prescriptions above +5.00/-8.00 and astigmatism correction between -4.00 and -6.00 a limited range colours... All excited and ready for some fun 100 percent of the difference between plastic and polycarbonate experience... Be thicker, hence buying what I thought was a thinner lens | an In-Depth,. Hear about new products & exclusive offers add-ons, and attractive, I wasnt even aware of difference. Less material than the polycarbonate lenses are prescribed for strong prescriptions Trivex lenses both block 100 percent of biggest. The polycarbonate lens first comfortable to wear since your frames wont rub so heavily the.: how to Clean glasses Without Scratching your lenses also provide maximum UV protection for driving and outdoor activities if! Was most recently updated on June 2nd, 2020 see things at a close distance light sensitivity polarized! The lower the index, the price never goes below $ 200 and can go up to layers! For most people cant assess color deformation at these levels the nose have just started to glasses... Its always difficult to choose the best plastic Glue driving and outdoor activities % thinner than regular or! 200 and can go up to 9 layers, but many optical stores charge more for lenses! Is sometimes used for sunglass lenses lets take a look at the pros and..

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