Plastic glasses are ridiculous! This article says the opposite. A glass lens can take some wear and tear and it is much harder to scratch a glass lens then a plastic one. However, glass lenses remain an important niche product. Yes, it is light and tough, but as with all materials it has its limits. Clear vision without the need to wear glasses. Very nice! This is the more useful question to ask. Green mirror specifically? US impact-resistant regs hinder the use of 1.7 and 1.8 index lenses. I used all kinds of soap, cloths, you name it. Well, plastic lenses are our basic lens. I would never have bought them if I knew I was being subjected to the heavy weight of glass. High-index glass has much less aberration, but almost no one makes prescription lenses out of high-index glass. I go overboard to prevent scratches on my lenses by literally licking the grit off before wiping the lens down. Polycarbonate lenses offer the benefit of safety and thinness but typically lack the optical clarity of regular plastic lenses. Glass has a higher refractive index and thus is thinner and looks better in the frames and the world looks better through them, especially at night. They are charging you full price. Glass is inherently heavier than plastic which is one of the reasons it can reach higher indexes. For people with strong prescriptions, high index plastic lenses are a great choice. When purchasing glasses today, there are a wide variety of choices. If you are really worried about looks, opt for contact lenses or keep a plastic lens frame only meant for those events where looks are more important than vision. 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. I was talked into plastic after 45 years because "they don't make glass lenses and plastic is cheaper and lighter." Contrast can be reduced and starbursts can happen if you use those glasses at night. ALAN SYMMONS and RAY PINI. I was disappointed with my manager's answer(he's strictly polycarbonate/acetate/zyl/etc) after researching it on my own and finding this page. My two year old plastic lenses are always dirty and the AR coating has degraded around the edges. I want to go back to the glass. For instance, their Costa LightWAVE variety is even thinner and lighter than the most of the average polarized glasses. Here is a brief comparison of glass vs. plastic lenses to help you decide which option is best for you: WEIGHT: Plastic is about half the weight of glass, so plastic lenses are a more comfortable choice for long-term wear. There are two types -- soft and hard, also called rigid glass permeable. The glass is noticeably heavy but I quickly became accustomed to the weight and am enjoying clearer vision. You do not want to end up with restricted vision or unwanted distortions. It seams like all products these days are garbage. Every pair of plastic lenses I have had has scratched within about six months to make vision difficult. They push plastic, because it is way cheaper to manufacture. The last good optical office said there is a a safety issue in wearing glass lenses. Plastic versus glass has nothing to do with this. This little known plugin reveals the answer. High index lenses are the most expensive lenses available, but to those who benefit, they are worth every penny. Do I Need Anti-Reflective Coating on my Glasses? For many centuries glass lenses were the only option for spectacle use. They are almost impossible to scratch. They are horrid. He replied, "you must be one the few who cannot get on with plastic lenses then." I didn't even know I was getting plastic. To demonstrate the difference, I put three common lens types side-by-side and shot this photo of them reflecting light onto a white box. Who remembers to carry that all the time? Glass rules! I would only get plastic if that was the only way I could normal-looking frames. A lot of people are a little confused when choosing glass or plastic lenses. This is only my advice as I've wasted lot of hard earned money on buying most expensive polycarb lenses. I dont like to be able to see my eyes through the sunglasses and didnt know if the glass mirror lense has a better mirrored finish then the plastic. link to Getting Headaches? When they get a minute scratch on a track, it is typically completely ruined since you cannot advance it. Too bad my rx wouldn't fit you. After that, for two years i used plastic lenses, and then my eyes side number is increased, and also started to have problem in my eyes. Contact lenses are thin discs of plastic or glass that sit directly on your eye to correct vision. Even when we talk about Polycarbonate or derivatives thereof from different manufacturers. Plastic lenses. Plastic. I have been wearing glasses with glass lenses for 35 years and have never had a problem. Well, plastic lenses are our basic lens. Polycarbonate lenses are a version of plastic lenses that provide impact and scratch resistance. ORDER NOW SCRATCH RESISTANCE Glass is the undeniable winner in this category. After needing a new prescription, I was advised plastic lenses had come a long way - so agreed to pay the £200 for new plastic lens specs. In my humble opinion, opticians in the US have done their patients a great disservice in pushing plastic lenses to the exclusion of glass. (This is true for reading glasses and computer glasses as well as glasses worn full time for residual refractive errors.). They are also highly break resistant. I've gotten a couple scratches in five years but they are really minor. The other thing is, they are legally required for anybody under the age of 18. For many centuries glass lenses were the only option for spectacle use. I am 53 years old and have had glasses since I was 13. This was the first pair of glasses I bought when I was 17, and the doctor flat out refused to provide me plastic lenses. Your acrylic or glass lenses will be fitted within the frame and reflect light and allow it to pass through the lens. Reply Reply with quote Reply to thread Complain. Price and durability are secondary. I am sick and tired of trying to see through scratches all the time. Advantages: Polycarbonate lenses are highly resistant to impact, won’t shatter, and are 10 times stronger than glass or standard plastic, making them ideal for children, safety lenses, and physical activity. The most basic choice is between traditional glass lenses and newer plastic lenses, such as those made from polycarbonate. I've worn spectacles since I was 11. This is normal after a few years with plastic lenses. I said 'no.' Is there a difference in the mirrored qualities between the glass and plastic? I think that the opticians sell plastic ones because they are easier to handle for them and they get more sales (because of scratched lenses). These are lies! Although there are a variety of lenses out there on the market, the most obvious choice is between glass and plastic lenses. Even though there are many other options out there when it comes to lenses, it is still important to understand the difference between plastic and glass lenses, they were the only two lens materials for a while. Plastic vs glass lenses 03-05-2004, 12:14 PM. I don't wear them! I am convinced that the laws preventing micro thin glass lenses from being sold in the US are scams, just so the eyeglass shops can sell us garbage plastic lenses every year. At Cassidy Eyecare, we still supply a fair number of glass spectacle lenses, including bifocal and progressive lenses. What are Different Types of Eyeglass Cases. Scratched them with a deep gouge within a week at work, kind of normal wear and tear for me. Lens material can be a difficult choice when purchasing glasses online, especially if you’ve never done it before. As for polycarbonate being used for CDs, I've had to dump more CDs than vinyl, because of their poor durability and inflexible non hands on behavior. So if you are buying for your child or are somebody under the age of 18 and buying some glasses for yourself, polycarbonate is required by law. Plastic. Why are you implying that polycarbonate is not a plastic? For instance, glass renders a sharper image, doesn't cause starbursts from headlights and street lamps, and doesn't scratch very easily. Plastic lenses are impact resistant, making them a better choice for children, active adults, sportswear, and safety wear. Yes it could be heavier, but I prefer heavy than scratchy, and my plastic glasses became very annoyingly scratched since I am a photographer and usually the glasses touch the viewfinder of my cameras, as well as the dusty environment of Egypt where I live. (Few people now use glass, which is heavy and breakable.) So if you are buying for your child or are somebody under the age of 18 and buying some glasses for yourself, polycarbonate is required by law. Within two weeks, scratches appeared. Plastic Vs Polycarbonate Lenses- Which One Is Better? Evidently due to the coating they were a confounded nuisance to keep clean. Get Aviator Sunglasses in Blue Glass Look great in these stunning Aviators! I can't even wear my sunglasses if there is a small print on it. Die Brillenmacher Wallstadt e.K. Now opticians don't sell glass lenses and they say that the plastic lens are coated, etc. Cheap lenses use glass too (though may include some plastic elements).-- hide signature --Misha. Polycarbonate lenses are ultra-durable, ultra-lightweight lenses. Crystal vs. Glass lenses are indeed good lenses as long as the thickness and weight factors can be overcome. I need a strong prescription and my lenses are line free bifocals, with all the special anti-scratch coatings and anti-reflective coatings. Maybe. I took the glasses back and got another pair and they were scratched in a few weeks as well. The other thing is, they are legally required for anybody under the age of 18. Plastic lenses are also known as organic lenses. Lens Comparison: Uncoated Glass vs. They don't make glass lenses is the lie they tell you. Glass lenses are best for me. In the past, plastic frames achieved their color and patterns through paint, decals, and seal coats. The following holds true for both materials: Choosing the most suitable one hinges on individual factors such as visual acuity and personal taste. Advantages of Plastic Lenses. Some materials will have low abbe values even though the refractive index is not very high. Things get much worse and they scratch up no matter how you care for them. I've worn eyeglasses for over 50 years and have had only three pairs of plastic glasses -- all of which proved disappointing. I am now in my 40s. time I have had only one pair of plastic lenses. This makes it easier to fit plastic lenses in all types of frames (full, semi/supra or rimless). Get over it. I had designer D&G purchased from LensCrafters two years ago and the anti-reflective coating was coming off around the edges. 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