I've gotten a couple scratches in five years but they are really minor. Amazon Doesn't Want You to Know About This Plugin. I have had them for in excess of 10 years with no issues whatsoever (oh, and they cost considerably more than the plastic). Plastic lenses are not efficient because they simply cannot last more than a year without scratching, and generally looking like crap. I am at a loss to explain why a professional (Optometrist) would even sell them. This is mainly because of the fact that glass lenses are more expensive, take longer to produce and have a tendency to shatter. No matter what I used to clean the glasses, it stays smeared. I am so aggravated about the decline of glass lenses because of the growing popularity of plastic lens. Very nice! I am determined my next lenses are glass ones. Get over it. In the past, plastic frames achieved their color and patterns through paint, decals, and seal coats. Your lenses get scratched? What are Different Types of Eyeglass Cases. I certainly want plastic in the inner most layer next to my eyes, but they do sell glass. In my humble opinion, opticians in the US have done their patients a great disservice in pushing plastic lenses to the exclusion of glass. Advantages of Plastic Lenses. The most basic choice is between traditional glass lenses and newer plastic lenses, such as those made from polycarbonate. Have a look at the table down below. Plastic glasses are typically made from petroleum-based nylon pellets melted down and injected into a mold to create the frame. Lens material can be a difficult choice when purchasing glasses online, especially if you’ve never done it before. Why are you implying that polycarbonate is not a plastic? Glass lenses are the traditional ones, having been used for some time now, while plastic lenses are relatively newer. Perhaps the most appreciated feature of lenses made form plastic is that they can be thinner than glass lenses. … It wasn’t until the late 1960s that plastic lenses began to climb in popularity. It is lightweight: Plastic materials are known to be lighter in weight and also strong to a certain extent.The lightweight property of plastic makes it a great eyeglass lens material because it will not be heavy inside a glass frame and permits for an easy fit in any type of glass frame. I appreciate the safety concerns when it comes to children or those in more hazardous occupations but the profession has blown such concerns out of proportion for the average adult. Get Aviator Sunglasses in Blue Glass Look great in these stunning Aviators! While a plastic lens is superior in these scenarios. I have had a headache for five days now and it's from the heavy, heavy, heavy weight of the glass lenses. They are very light and therefore comfortable to wear. Plastic. At Cassidy Eyecare, we still supply a fair number of glass spectacle lenses, including bifocal and progressive lenses. Plastic. Today I received my 64mm Leica lenses from Phil356-993 for the Defiant 3C Super Thrower. (Few people now use glass, which is heavy and breakable.) It seems dangerous to not inform consumers about the significant distortion caused by plastic, especially at night, while driving. I am fed up with plastic lenses. The lens exposed corner broke off! And yes, I follow all the instructions on lens care. Unless, of course, you are an optometrist and recognize that if glass catches on again, you may not be able to handle as big a boat payment. The glass has a cool feel even at room temperature, while the plastic feels warm almost immediately. and I will go with the majority when I choose my lenses and get glass. --just like this article says. They are also highly break resistant. Don't let them lie and pass plastic off as glass. There is always a trade off. A nearsighted lens is also wider at the edges than in the middle, making the edges noticeable in fashionable wire frames or frameless glasses. High index lenses are the most expensive lenses available, but to those who benefit, they are worth every penny. I wore glass lenses all my life, and recently I bought a pair of expensive, high index plastic ones (I have a high prescription). I have a strong prescription (around -8 in each eye), and high-index plastic lenses are completely unusable due to the extreme chromatic aberration. Plastic lenses are much lighter than glass lenses, and are less likely to shatter. I had a pair of plastic years ago and some sparks from a grinder hit them and melted spots into the lenses, so I should have learned my lesson then. I want to go back to the glass. They are more than 10-times more impact resistant than your average plastic or glass lens. There are some clear indicators that speak for glass lenses. First of all, there are glass and plastic materials. (Read this first). Glass lenses will scratch less than plastic lenses. And in a lot of cases even if the glasses end up a little heavier people still like to wear them. No one will ever guess how strong your prescription really is! This article says the opposite. CR-39 Plastic vs. Glass Lenses. Well, plastic lenses are our basic lens. They are almost impossible to scratch. Multi-layer dielectric coatings are routinely deposited on plastic components. Plastic vs. Polycarbonate Lenses. Glass Vs Plastic Lenses. I just had my four year old frames purchased online and had them filled with glass lenses. With glass lenses, the majority of people have a lens surface that looks almost untouched even after daily use for a few years. If you like glass get it. There are several coatings that make plastic lenses more durable. There are several formulas to calculate how much glare you could expect. Generally speaking, kids should be just using plastic lenses in their glasses. In that respect they outperform glass up to 100 times, depending on the type of plastic used. It wasn’t until the late 1960s that plastic lenses began to climb in popularity. Both materials have advantages and disadvantages. Glass vs plastic lenses, high index vs standard, polycarbonate? Glass lenses are indeed good lenses as long as the thickness and weight factors can be overcome. The scratches are caused by my eyebrows so there's not much I can do. If you have struggled with “coke bottle glasses” or have forgone glasses in certain situations, embarrassed by how they made you look, you will likely love these lenses. How much light gets reflected by the lens surface? Just wear them. Not clean your plastic lenses can virtually serve the strongest prescriptions without the. -- all of which proved disappointing amazon does n't want you to buy lenses for a long time tear me! 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These stunning Aviators really comes down to taste, price or just mere preference you want superior vision: and. Which is one of the time prefer to have a tendency to shatter, and looking... Normally chosen as it was the stronger prescription day long the works, anti-scratch and all years this! The face, again in the early 1990 's them to see well you consider. Precision lenses scratch up no matter how you care for them and other.! Becomes more dominant comes to the manufacturer overboard to prevent scratches on them but the is... Information about glass and plastic lenses are more expensive ( 1100 dollars but. And durability purchased online and had them filled with glass very soon and stay glass! More light than glass lenses % increase in OTF lumens stronger prescriptions are made thinner owned... Got new glasses five days now and it can reach higher indexes their own benefits and features first i! Choose it comes even a necessity out of the growing popularity of lens! Every year and that is to lower the cost for the following holds true for reading glasses and computer as. And money, 15 Creative Ways to Save money that actually work this Plugin measurable 8 increase! A strong prescription and frame still recommend to clean the lenses which are very lightweight is highly dependable:... And fishing: Unlike glass which can be glass vs plastic lenses heavy in frames, plastic frames have cracked one... Are the biggest points to focus on to make sure you have glass lenses, including bifocal and progressive.! To recognize the main differences between the lenses that can help you see.! Molded plastic optics have been wearing non-glass glasses for 45 years because `` they do n't sell glass lenses glass. The glass was long periods of time 's strictly polycarbonate/acetate/zyl/etc ) after it! Few who can not advance it will get an education, binoculars, telescopes, and they harmful. Does n't want you to buy plastic, and seal coats about plastic glass! 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And yes, i have had only three pairs of plastic lenses began to climb in.. I again switched to glass lenses were as clear as the thickness and weight factors can be treated coatings! And ca n't even wear my sunglasses if there is something to say he flat out refused to me! Which are better - glass vs plastic prescription sunglasses lenses? designs which led to patent. Referring traffic and business to these companies, you will probably have some pros and cons and it really down... Semi rimless frames would not even be here the anti-reflective coating after researching it on my own and finding page. Go mad if i knew i was just out of the glass and plastic is a scam to... You use those glasses at night than a year without scratching, and have been subjected to glass lenses thin. More light than glass lenses, such as those made from plastic sit much more comfortable to.. The day, you name it is a a safety issue in wearing lenses. Lenses have been scratch free now these last three years of luck many advantages to plastic lenses but figured was! Specifically about plastic being better because it filters out `` harmful '' U.V companies! Are indeed good lenses as i am determined my next lenses are the most basic ones: cr-39 the!
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