Polycarbonate spectacles are a terrific choice for those who intend to get a durable as well as impact-resistant set of glasses. They can be utilized in a large range of applications, consisting of prescription and non-prescription glasses, security goggles, sports and style sunglasses, and polarized lenses. Compared to other lens products, polycarbonate is just one of the lightest as well as most resilient. It likewise supplies a higher level of effect resistance than various other plastic lenses. Its toughness makes it a good choice for children’s glasses, along with sports and also safety and security goggles. It has a high UV security ranking and is readily available in many different colors. One of the most preferred type of polycarbonate lens material is CR-39. It is used in 35% of all prescription glasses. It is sturdy, lightweight, and also able to stand up to as much as ten times the influence of high-index lenses. This sort of plastic is additionally a preferred for sunglass lenses, given that it’s more influence immune than glass. The polycarbonate material is usually paired with a scratch-resistant layer to safeguard the lenses against damage. Unlike various other plastic lenses, polycarbonate is a good option for rimless and also semi-rimless structures. It also offers an extra comfortable fit than other lens kinds. It’s lighter than other lens materials, so it can be used for longer time periods without the pressure on the nose pads and also temple ideas. It additionally blocks one hundred percent of UV rays, making it a great selection for those who wish to remain safeguarded from the sun’s destructive rays. The optical clarity of polycarbonate is slightly better than other lens materials, though it may not be as clear as high-index lenses. Its Abbe worth is less than various other lens products, and it can trigger minor chromatic aberrations, or visual distortions, in your field of vision. These problems can be less visible if you put on polycarbonate lenses in a structure with a narrower face shape, such as the rectangle or oval. Nevertheless, this is not always the situation, so it’s best to consult a lens concerning your alternatives before acquiring a new pair of glasses. If you have a strong prescription, it’s worth taking into consideration a pair of high-index lenses as opposed to polycarbonate. These are much thinner than various other lens materials, and they can accommodate prescription strengths as much as +/ -4.0 diopters. They set you back more than polycarbonate and use a higher level of clarity. You can likewise attempt a more lightweight as well as impact-resistant choice called Trivex. This lens material was created in 2001 by PPG Industries and also is about 10% lighter than polycarbonate. It has a slower cast molding process that causes sharper optics than injection-molded polycarbonate, according to PPG. Its thinness is excellent for rimless or semi-rimless frames, and it’s a favorite option for athletes as well as children’s eyewear. It is also cost effective, contrasted to other lens materials, so it’s a great choice for those on a spending plan. One more wonderful polycarbonate lens material is a high-index plastic. It is a lightweight, long lasting material that can suit prescriptions up to +/ -4.0. It is not as impact-resistant as polycarbonate, however it can still be a fantastic selection for some people with a solid prescription.