Is Polycarbonate Lenses Worth It

When you have any questions about adding coatings to your brand-new lenses, consult with an optometrist near you.The more information you have, the easier your decision will be. Anti-fog coatings can be put on CR-39, polycarbonate, high-index and transition lenses.

Should you choose scratch your polycarbonate lenses, however, you may have a warranty. Hi-index lens materials tend to cost more than standard plastic lenses. However, CR-39 plastic lenses usually do not contain 100 percent UV protection, and only block most of the sun’s harmful rays. Therefore, adding a UV coating to your lenses may be smart to ensure that you are 100 percent protected.

Benefits And Drawbacks Of Plastic Lenses

Another lens material which has similar features of polycarbonate is Trivex. Using cast-molded manner, Trivex lenses provide acute vision and also have become a major rival of polycarbonate lenses. Eye care professionals know that vulnerable groups, such as children or persons with vision in only one eye, need impact-resistant lenses. [newline]While polycarbonate is thin and light with good impact resistance, it includes a low Abbe value, compromising peripheral lens optics. With Phoenix lenses, all the qualities are there to help keep those vulnerable groups safe.

  • The impact resistance makes polycarbonate lenses perfect for exercise, and the lightweight makes them comfortable to wear for long stretches without feeling worn off.
  • may not get dark enough for you personally.
  • Whether you’re buying online or brick-and-mortar, learn about the warranty and the return policy.
  • To be eligible for a return, your item must be unused, in the initial packaging, and in the same condition that you received it.
  • For example, the most recent Transitions technology or polarized color option will be a choice for polycarbonate lens material first.

With regards to the individual and their usage of sunglasses, one lens type may be more preferable than others. While some diehards swear by glass, the greater majority choose the more impact resistant polycarbonate.
For Fuse +Plus lenses, this add-on is for one extra lens replacement on the lifetime of your lenses. If you do make the error of leaving your glasses in the car, all isn’t necessarily lost. Depending on how bad the damage is, Comte says his office can reheat and reshape eyeglasses that have melted in a

High School Sports

Glass is really a heavier material than plastic, therefore, glass sunglasses may become uncomfortable to wear for long periods of time. If someone is sensitive to pressure or really wants to wear their sunglasses for a prolonged period of time, polycarbonate lenses are recommended. Polycarbonate was developed in the 1970s for aerospace applications. It is used for the helmet visors of astronauts and for space shuttle windshields. Polycarbonate was adapted for used in eyeglass lenses in response to demand for lightweight, impact-resistant lenses.

  • Content is reviewed before publication and upon substantial updates.
  • Impact resistance sets them apart from other eyeglass lenses.
  • Today, regardless of its drawbacks, CR-39 still remains a popular material to make eyeglass lenses.

Your kind of vision problem will determine the shape of your lens. Assuming you have astigmatism, your cornea is shaped wrong, so your lenses may be more like a cylinder. Simply put, the lens is really a tool you use to focus light onto your retina in the right way. Phoenix lens material is elastic and exceptionally strong, heat resistant around 90ºC, and chemical resistant. Single vision lenses certainly are a type of glasses lens that correct vision for a single distance.

Photochromatic lenses will not change behind the windshield of a car—the windshield prevents the majority of the UV light from reaching the lens. However, there are a few new lenses that you can buy that claim that they will change slightly inside a car.

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