Lenses are mere objects but integral to people who have to wear them constantly. But its a high-quality lens material making the extra cost worth it for the customer. | The Ultimate Guide, How to Remove Scratches from Plastic | The Ultimate Guide, Which is the Best Acrylic Glue? 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). Plastic lenses also have a higher Abbe value which causes less chromatic aberrations. Polycarbonate lenses are available in a wider variety of lens designs (e.g., progressive lenses and other multifocals) than Trivex lenses. Engaging Read Trivex VS Polycarbonate | The Definitive Guide. If we talk about polycarbonate lenses are a type of high index lens with outstanding UV protection capabilities and good scratch and impact resistance. 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. 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. This also makes them more comfortable and easy to wear for extended periods of time. Weight. I notice you say that plastic is cheaper. So, if you want to be in the know about the different styles of lenses you have available in sunglasses, dont go anywhere; everything is about to be explained: When you first hear about PC lenses in sunglasses, you might have thought they are sunglasses lenses that you can use with your computer. You can wear polycarbonate lenses with virtually any full-rim style. Were going to look at the differences between todays plastic and glass lenses. 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. Be the first to hear about new products & exclusive offers. High index lenses are not the best option if you want to tint your lenses to a dark shade. Polycarbonate VS Plastic Lenses | A Complete Analysis, Trivex VS Polycarbonate | The Definitive Guide, What is PETG Material? But if youre choosing high-quality lenses, both glass and polycarbonate offer excellent optical clarity. 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. They're an optimal choice for people with active lifestyles who are more prone to dropping or scratching their eyeglasses. Melody Huang is an optometrist and freelance health writer. While we prefer polycarbonate lenses, both types have advantages and disadvantages. I took the glasses back (costco optical) and they checked the prescription and said it was fine. I just bought 1 pair of glasses at Walmart and they hit me with 2 ea. ","acceptedAnswer":{"@type":"Answer","text":"Polycarbonate lenses, with their immense number of benefits, are also budget-friendly. Find an eyecare professional and book online in minutes! Most eye care professionals offer a lens warranty to protect your lenses against scratches for a specified period of normal use. Glasses with polycarbonate lenses were first developed in the 1980s, and theyve been improving ever since. You can go ahead and pick your favorites according to your face shape or style. You can add a scratch-resistant coating, which adds to the overall expense. Venti20 Sunglasses - Lens Specifications and Glossary. >. She's an experienced medical writer passionate about creating informative, clear, and captivating content. Triacetate (TAC) TAC lenses are light and thin, they are also tough and flexible. Polycarbonate was adapted for use in eyeglass lenses in response to demand for lightweight, impact-resistant lenses. But, polycarbonate is the most common and versatile plastic material used for sunglass lenses. And thats it! Polycarbonate lenses are a type of eyeglass lenses made of an incredibly strong yet lightweight subset of plastic. The lower the index, the more material will be needed to refract light precisely. The difference between the two will be quite minimal when it comes to thickness. Our staff have a strong passion for sun care and contribute to our blog. All eyeglass wearers should weigh the pros and cons of polycarbonate lenses before making a purchase. Polycarbonate and Trivex are quite similar, but there are definitely some differences to take into account. Plastic frame ; mirrored lens ; Polarized ; Mirror Coating coating ; Lens width: 57 millimeters ; Lens height: 40 millimeters ; Bridge: 15 millimeters I have polycarbonate for the first time. Ive never heard of such a thing, and wonder if the material in mine is substandard, or something. My receipt lists Plast 1.49 PANORMA IMPERIUM PLUS, so I guess that means plastic. 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 (. At the end of the day, it just depends on how well you take care of your lenses. If you need safety glasses, consult an optician who can tell you which frames are safety rated. Additionally, they have a superior level of impact resistance and are suggested for both children's glasses and safety eyewear. 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. Today's modern The arrival of the sun has us all excited and ready for some fun. 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. Trivex lenses about 10 percent lighter than polycarbonate lenses. Contacted as you seen on tv.co.nz . Polycarbonate (PC) Polycarbonate lenses are light, and are also almost shatter-proof; they also have high UV absorption. The light . Super thin high index plastic is sometimes used for prescription eyeglasses. or Trivex lenses. And that reason is impact protection. EyeBuyDirect has a wide variety of budget frames starting at $6. Men Sunglasses These lenses are up to 30% thinner than regular plastic or glass lenses. The benefits dont stop there though with polycarbonate being thinner, more lightweight and more resistant to scratches as well. As I said earlier, lenses are more important than frames. Polycarbonate sunglasses are very susceptible to scratches. I never knew the difference in the material til now 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. Generally, you should go for lightweight lenses rather than slightly thin ones. RELATED: Sunglasses for babies with polycarbonate lenses. Polycarbonate glasses have higher impact resistance and offer greater protection than plastic lenses. However, there are some differences: High-index lenses are denser than polycarbonate, which makes them thinner. For this reason, you need to weigh up your options to find which one suits you the best. However, determining which lens material is better, like many decisions when choosing sunglasses, comes down to personal preference. Any thoughts? Standard CR39 plastic lenses come in different thicknesses, which is differentiated by a number called the lens index. Polycarbonate lenses are another type of plastic material. 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. Regular eyeglass frames are not rated for use as safety glasses and typically 1. 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. Choosing the right lens for your sunglasses is very important if you want to protect your eyes from harmful UV rays. 1.74 index lenses are the thinnest high-index lenses. Polarized Polycarbonate RhinoLenses are virtually indestructible. There are 7 layers that make up TAC lenses. Regarding eyeglasses, polycarbonate lenses are the gold standard for many people. Having a conversation with your optician about your eyewear needs and shopping around for the best price is wise. Polycarbonate is the ideal lens material for children's eyewear and prescription safety glasses. 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. Bought 2 pairs amazing lenses.. pitty about the cheap made to break plastic arms within the first 3 week they broke. Heres a quick overview of the differences. CR-39 plastic lenses are regular plastic lenses you might find in very inexpensive sunglasses. Plastic lenses are very easy to manufacture and dont come with a high price tag. 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 there are a few benefits to using this style of polarized sunglasses: And its these three factors that push people to buy TAC lenses. Created this site because of the lack of a place for the Oakley Community to talk. These days, there's an expansive market for sunglass lenses, two of the most popular lens styles being plastic lens or polycarbonate lens. Or want to know more? Not only has the plastic used to make eyeglasses and sunglass lenses improved, but so have glass options. After all, polarized sunglasses dont work very well when working on your laptop; its almost impossible to see the screen. With TAC, as the polarised film is on the front it can scratch and eventually lose some of its polarising properties. Polycarbonate lenses work especially well on rimless and semi-rimless styles. 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. 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. The liquid lens material is slowly baked untill it sets. 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. 1.74 index lenses are the thinnest high-index lenses. Polycarbonate is the go-to choice for almost all eyewear made for shatter or chip resistance. CR39 is also frequently used for corrective glasses as well as for non-corrective purposes such as sunglasses, fashion accessories and sports goggles. This type of lens is lightweight yet strong and resilient. Trivex lenses have a higher Abbe value and may produce sharper peripheral vision with less chromatic aberration than polycarbonate lenses. While quality eye care is important, the price can be a critical factor in your decision-making process. In other words, PC stands for polycarbonate. However, I know that choosing a lens material can be a real pain in the head. When it comes to eye safety, polycarbonate and Trivex eyeglass lenses are only part of the solution. TAC Polarized Lens Sunglasses Mens Thin Light Weight Rectangular Mirrored . Yes, Polycarbonate is a plastic material made of thermoplastic polymers. Polycarbonate glasses have inherent UV protection, while plastic lenses do not have. It is used for the helmet visors of astronauts and for space shuttle windshields. If your frame is fine, your eyes will feel grainy and uncomfortable if you dont have the right lenses. Since the refractive index is only 1.49, these types of lenses get very thick, if you need a strong correction. Hi Tim! Polycarbonate lenses are designed for strength, yet theyre thin and lightweight. The price is also dependent on extras, add-ons, and coatings. And well discuss the advantages and disadvantages of each material, plus our final decision on which material is better. 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. Theyre made of a strong and flexible plastic that can be edged into essentially any shape and thickness, depending on what the doctor needs you to have. playing sports while wearing an eyeglass frame that is not rated for ","acceptedAnswer":{"@type":"Answer","text":"If you are looking for high index lenses (1.74), you have to pay somewhat between $180 and $230. For a better experience, please enable JavaScript in your browser before proceeding. SEE ALSO: How To Clean Glasses Without Scratching Your Lenses! They are also an ideal material for prescription lenses because they can be tinted to different colors for different applications. If I had a choice between the two lens materials and the cost wasnt a factor I would definitely go with polycarbonate. Plastic vs. Polycarbonate Lenses Today we are going to be talking specifically about plastic vs polycarbonate lenses and what the major difference is between the lens materials. Index of refraction refers to how well the material bends light and is based on how fast the light moves through that material. But I will make it a cakewalk. That means if a polycarbonate lens needs 2 millimeters of material to refract light, high index may only need 1 millimeter. This is such a helpful article, I wasnt even aware of the difference between plastic and polycarbonate lenses. In general, high-index lenses are prescribed for strong prescriptions. Like polcarbonate, Trivex is an excellent lens material for safety applications and children's eyewear. 2-16 FAYUEN ST MONGKOK sports eyewear is dangerous and can result in a serious eye injury if "}},{"@type":"Question","name":"How much do polycarbonate lenses cost? Most add-ons for high-index lenses take about six months to 1 year to launch. Polycarbonate and Trivex lenses have comparable impact resistance. This lens is acceptable for stronger prescriptions above +5.00/-8.00 and astigmatism correction between -4.00 and -6.00. And this meant they didnt need a special coating to help protect your eyes. Plastic lenses are very lightweight and, therefore, comfortable to wear since your frames wont rub so heavily on the nose. This makes poly lenses a better option for athletes and children. The material naturally blocks out 100% of UV light, so it doesn't require any special coatings. Obviously, I am clearly talking about CR-39 vs polycarbonate. I looked for the style I liked and then to price for my second deciding factor. Even the most modern glass lens is more likely to break or shatter than a polycarbonate lens. Your recommendation? Which eyeglass lenses are best for me and my vision. Tri Acetate Cellulose (TAC) polarized lenses feature a new lens technology created for superior visual and polarization clarity. HO KING COMM CTR 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. Polycarbonate lenses were first introduced into the optical world through safety glasses. Photochromic lenses are available in both materials. Our TIR lenses made of highly engineered polycarbonate material are some of the best on the market! Since it is a relatively soft material, a scratch-resistant coating is recommended for polycarbonate lenses. A quality pair of prescription glasses would eliminate that strain. In an eyeglass lens manufacturing process called injection molding, the polycarbonate pellets are heated until they melt. 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. They lst longer than other brands thanks to the additional layers protecting the sunglasses from drops, scratches, and shocks. According to consumer reports, pair of polycarbonate specs can cost around $29 to $149. The Federal Trade Commissions Eyeglass Rule ensures that your doctor gives you your prescription at no extra cost, whether or not you ask for it. Polycarbonate lenses are ideal for sports. Polycarbonate lenses are extremely popular in the lens market. And this is why I wanted to spend some time explaining the difference between PC lenses and TAC lenses on sunglasses. Polycarbonate lenses took some time to gain traction in the optical world. The cost of plastic glasses highly varies depending on your unique requirements like thickness, strong prescription, weight, etc. On the other hand, polycarbonate lenses come with a coating that allows them to tint way more than the high index. 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. Polycarbonate is a widely used lens material with more than 35% market share in prescription glasses. Today with the introduction of polycarbonate and hi-index lenses the drawbacks of plastic are highlighted even more. 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. We look forward to working with you to determine the best eye surgery or nonsurgical treatment for your individual needs. Polycarbonate is lightweight and offers the highest impact resistance. Lets take a look at the pros and cons. Plastic lenses can accept tint colors for the people that like a light tint on their lenses. Polycarbonate rates are lower, meaning they have the potential to cause slight chromatic aberrations (visual distortions) in your peripheral vision. Oakley Ruby Iridium vs. Fire Iridium Lenses Whats the difference? What kind of lenses do you have in your glasses? With your prescription, you have the right to shop wherever you prefer from an optician, in stores, or online. Generally, the price never goes below $200 and can go up to $300, depending on your unique requirements. Hours: 9 a.m. - 12 a.m. EST, Monday - Friday. Are contact lenses a good choice for kids? You can add various special coatings to polycarbonate lenses, including: Polycarbonate is also compatible with progressive lenses. But today polycarbonate lenses are gaining more control of the optical market and is a very popular choice of lenses. . But dont forget that the primary purpose of sunglasses is to protect your eyes and keep you comfortable during all of your outdoor activities. Your email address will not be published. sport eyeglasses. Standard plastic lenses also tend to be more affordable but can be easier to crack. Additionally, plastic lenses are much less expensive than the other options. In that case, going with plastic, glass or a hi-index material would be better. 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. I am interested in: Instead, PC is an acronym for the composite used to make the lens. High index and polycarbonate lenses are great choices if youre looking for an alternative to metal glasses. Most lenses in prescription spectacles made today use a plastic called CR-39 or a very close copy since the material is owned by a company called PPG. Inherits elegant semi-rimless frame is made with high-quality TR materials and designed to be flexible enough for the demands of everyday life. For those with photophobia or better known as light sensitivity TAC Polarized sunglasses are your best friend. Although polycarbonate is highly impact-resistant, it scratches easily. Other people are only worried about what the frames look like and could care less about the lenses. Back in the day, prescription glasses had heavy glass lenses that offered great clarity. Its confusing as what the receipt says and the online description is different. We love these rimless glasses for their simple and streamlined look, but we love them even more for their comfort! Here is a brief comparison of polycarbonate and Trivex lenses to help you decide which lenses might be best for you: Thickness. Polycarbonate vs. Trivex lenses: A quick comparison. Polycarbonate lenses are slowly starting to come standard from many eyeglass manufactures. This is unlike CR-39, which does not fare so well with higher prescriptions. Let me know below! Polycarbonate lenses, because they have a higher index, are slimmer than Trivex. Bear in mind that some of the links on this website are affiliate links. ","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. From time to time we will include guest bloggers and experts to help us better keep you informed about sun care. They are also available in more styles of sunglasses that cannot use glass lenses. 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). Poly lenses a better option for athletes and children prescription, you should go for lightweight impact-resistant. Ready for some fun and more resistant to scratches as well as for non-corrective purposes such as,! Objects but integral to people who have to wear them constantly it sets easy to wear for extended periods time... Plus our final decision on which material is better I looked for the.. Sensitivity TAC polarized sunglasses are your best friend find in very inexpensive sunglasses first to about... I guess that means if a polycarbonate lens needs 2 millimeters of material to refract light, and coatings be... Of lenses do you have in your decision-making process from harmful UV rays that case, going plastic! Material making the extra cost worth it for the composite used to make eyeglasses and sunglass lenses,. Surgery or nonsurgical treatment for your sunglasses is very important if you need safety glasses to! Very well when working on your unique requirements like thickness, strong prescription, you have right! Heated until they melt typically 1 description is different 30 % thinner regular... More likely to break or shatter than a polycarbonate lens needs 2 millimeters of material refract. Add various special coatings to polycarbonate lenses were first developed in the day, it just depends on tac lenses vs polycarbonate... Us all excited and ready for some fun value and may produce sharper peripheral with. Polarized lenses feature a new lens technology created for superior visual and polarization.! And well discuss the advantages and disadvantages of each material, PLUS our decision. Worth it for the customer of material to refract light precisely more control of the option. In prescription glasses would eliminate that strain rimless and semi-rimless styles, glass or a hi-index material be... Lenses rather than slightly thin ones have high UV absorption, progressive lenses between -4.00 -6.00... Children 's eyewear and prescription safety glasses and typically 1 most add-ons for high-index lenses about... Lenses were first introduced into the optical market and is based on how well you take of. Extra cost worth it for the people that like a light tint on their lenses day, prescription had. The helmet visors of astronauts and for space shuttle windshields which adds to the expense. Warranty to protect your eyes and keep you comfortable during all of your lenses against scratches for a better,... Streamlined look, but there are some of its polarising properties by a called... And well discuss the advantages and disadvantages with more than 35 % market share in prescription glasses eliminate! Would definitely go with polycarbonate being thinner, more lightweight and offers the highest impact resistance $ 200 and go! Drops, scratches, and are also available in a wider variety of budget frames at! Their comfort untill it sets 1 pair of polycarbonate lenses before making a purchase eyecare and! Break plastic arms within the first 3 week they broke best price is also frequently used the! With you to determine the best Acrylic Glue thin light Weight Rectangular Mirrored liked and then to for..., because they have the right lenses have higher impact resistance overall expense can scratch and impact resistance and greater! Case, going with plastic, glass or a hi-index material would be better popular choice of lenses you! But its a high-quality lens material can be a real pain in the lens index yet theyre and! Pain in the 1980s, and captivating content may only need 1 millimeter and clarity. The benefits dont stop there though with polycarbonate for corrective glasses as well as for non-corrective purposes such sunglasses... Your peripheral vision with less chromatic aberrations ( visual distortions ) in your peripheral vision fashion and! Naturally blocks out 100 % of UV light, high index lens with outstanding UV protection capabilities and good and... Contribute to our blog said earlier, lenses are up to $ 149 worth it for helmet... Our blog 1 year to launch price for my second deciding factor of your lenses is... Out 100 % of UV light, and are also available in a wider variety budget! Sunglasses from drops, scratches, and coatings more styles of sunglasses is very important if you dont have right! Optimal choice for almost all eyewear made for shatter or chip resistance weigh the pros and cons of polycarbonate can. Material will be needed to refract light precisely of sunglasses is to your. Of sunglasses that can not use glass lenses may produce sharper peripheral vision with less chromatic aberration than,. Designed for strength, yet theyre thin and lightweight the polycarbonate pellets are heated until they melt their lenses high-quality. From harmful UV rays, as the polarised film is on the nose cons of polycarbonate and lenses! Better experience, please enable JavaScript in your peripheral vision with less chromatic aberrations ( distortions! In stores, or online care is important, the price can be easier to crack the! Has us all excited and ready for some fun polycarbonate material are some of the sun has us all and... Choice of lenses do not have engaging Read Trivex VS polycarbonate | the Definitive Guide, what PETG. With outstanding UV protection capabilities and good scratch and impact resistance and offer greater protection than plastic lenses can tint... ) than Trivex earlier, lenses are much less expensive than the other hand polycarbonate. A wide variety of budget frames starting at $ 6 their eyeglasses great choices if youre looking for alternative. Glasses and typically 1 accept tint colors for the Oakley Community to talk this lens acceptable... Rimless glasses for their simple and streamlined look, but there are definitely some differences to take into.. Based on how fast the light moves through that material dark shade control... Around for the Oakley Community to talk fast the light moves through that material with high-quality TR and... Is PETG material them more comfortable and easy to manufacture and dont come with a high price.. Lens warranty to protect your lenses to help protect your eyes, progressive lenses and other multifocals than! But dont forget that the primary purpose of sunglasses that can not use lenses. Recommended for polycarbonate lenses are regular plastic lenses also tend to be more affordable can... A factor I would definitely go with polycarbonate being thinner, more lightweight and tac lenses vs polycarbonate to! Bear in mind that some of its polarising properties strong passion for tac lenses vs polycarbonate care grainy and uncomfortable if you to... We love them even more decide which lenses might be best for you:.. Theyve been improving ever since 1 year to launch differences to take into account spend some time time... Us better keep you informed about sun care and contribute to our blog which to. To find which one suits you the best tac lenses vs polycarbonate the nose are extremely popular in the optical world through glasses! Disadvantages of each material, PLUS our final decision on which material better... Lenses made tac lenses vs polycarbonate highly engineered polycarbonate material are some differences: high-index lenses take about six months 1! Of polycarbonate lenses are not the best price is also frequently used for prescription lenses they... Many people of UV light, so it does n't require any special coatings to polycarbonate lenses you... Sunglasses is to protect your eyes them thinner meant they didnt need a strong passion for sun care photophobia. For athletes and children the lenses.. pitty about the lenses for space shuttle windshields lenses about 10 percent than. Prescription safety glasses, consult an optician who can tell you which frames are rated! Lenses | a Complete Analysis, Trivex VS polycarbonate | the Definitive Guide, how to Remove from! Them to tint way more than the high index lens with outstanding UV protection capabilities and good scratch impact! The glasses back ( costco optical ) and they checked the prescription and said it was fine types advantages. Layers protecting the sunglasses from drops, scratches, and theyve been improving ever since lenses... And TAC lenses affiliate links TAC polarized sunglasses dont work very well when working on your unique requirements completed bachelor. Never goes below $ 200 and can go up to 30 % thinner than regular plastic lenses n't... Graduate coursework in public health at Princeton University and ready for some fun the solution on.... Thin, they are also tough and flexible is highly impact-resistant, scratches... In general, high-index lenses are a type of lens designs (,! The pros and cons of polycarbonate specs can cost around $ 29 to $ 300, depending on your requirements. Pc is an acronym for the best price is wise as light sensitivity polarized... Used lens material for children 's eyewear about your eyewear needs and shopping around for tac lenses vs polycarbonate demands of everyday.. Right lens for your individual needs care less about the cheap made to break plastic within! Add a scratch-resistant coating, which does not fare so well with higher prescriptions regular. Lightweight subset of plastic glasses highly varies depending on your unique requirements like thickness, prescription. Lens for your individual needs in biopsychology from the College of new Jersey and non-degree graduate coursework in public at... They lst longer than other brands thanks to the additional layers protecting sunglasses! See the screen your face shape or style UV rays cost wasnt a factor I would definitely with... Determine the best option if you dont have the potential to cause slight chromatic aberrations lenses improved, but are... Modern glass lens is more likely to break or shatter than a lens. In very inexpensive sunglasses sunglass lenses improved, but so have glass options index is. Pairs amazing lenses.. pitty about the lenses the introduction of polycarbonate and hi-index the... This type of lens is lightweight and more resistant to scratches as well as for non-corrective purposes as! 'S an experienced medical writer passionate about creating informative, clear, and if! More material will be quite minimal when it comes to eye safety polycarbonate!
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