Is polycarbonate lens good for eyes?

As you may imagine, a variety of factors should cause you to at least seriously consider this option for your eyewear. These features tend to revolve round the material itself, which distinguishes itself against regular plastic and other options in a number of ways.

You have to make sure that you protect your eyes constantly, regardless of the situations you’re in or the surroundings in which you work. Whether you plan to utilize these glasses in professional or personal situations, exactly the same basic truth remains significant. Anon February 27, 2012 This is great to know because when ordering glasses online. When you are already getting polycarbonate, that would be a waste of money since they already block out 99 percent. Choosing a small lens size frame is the biggest determinant of lens thickness and weight! Smaller frames also reduce the amount of lens distortions/aberrations.

Sunglasses Lenses

High index lenses bend light differently than conventional materials providing better visual acuity for high prescription patients. Lighter and thinner than polycarbonate or plastic lenses of exactly the same prescription also, they are convenient to wear, frequently making them the lens of choice. Designed to absorb all harmful UV rays, they can be tinted to any shade or color.

• You can choose the eyeglass lens material that meets your preferences and lifestyle.
• However, once again, exactly the same is not necessarily true when comparing it to trivex lenses.
• These new ones are lighter, don’t break as easily as glass, and can be treated with a filter to shield your eyes from damaging ultraviolet light.
• Because they don’t break or scratch, polycarbonate lenses are easier on your wallet, too.
• Mirror coatings can be applied as a good, gradient and double gradient coating.

image because of the inability of the lens to target all colors onto the same focal point. This results in the perception of undesirable color fringes when viewing objects for many people. Trivex is resistant to many chemicals in other common household items, like window glass cleaner and alcohol like isopropyl alcohol. Some people use window glass cleaner on their glasses, and this could harm other styles of plastic. Often paired with polarized lenses, mirror coatings are mostly useful for outdoor activities plus some professional use.

What Are Multifocal Eyeglass Lenses?

For people that really know how to buy lenses, and what they need, we also provide a menu of prescription lens services. When you attend your doctor for an eye exam, be sure to leave the office with a paper copy of your prescription with thepupil distanceon it. State and federal law requires that doctors offer you this information. Once you have it, you can then submit your prescription to us, and we will make your lenses accordingly.

• vision.
• However, you should understand your decision will affect durability, visual clarity, and much more.
• They can assist you to choose the one which best fits your life style and vision needs.

While it could be resistant to scratches, it does not have any such claims to cracks and shattering. Glass has hardly any impact resistance and could prove to be very dangerous if hit.
Hi-index lenses are made from a special plastic material that refracts light in a different way than regular plastic lenses. The first decision you will have to make when picking eyeglass lenses may be the kind of material used to make the lens. When compared to other lens materials, high-index nor polycarbonate are recognized to provide the ultimate in optical clarity. The real winners are materials such as for example Trivex, CR-39 and Crown Glass. Polycarbonate lenses have higher impact resistance and offer greater protection than plastic lenses. Polycarbonate lenses were introduced sometime in the 1980s by the Gentex Corporation.

Benefits And Drawbacks Of Polycarbonate Lenses

Your treating healthcare professionals are solely in charge of diagnosis, treatment and medical advice. The eye care professionals in your plan are independent practitioners who exercise independent professional judgment and over whom EyeMed has no control or right of control. Eye care professionals usually do not replace your physician. When glasses were invented centuries ago, the best, clearest, and strongest material to utilize was glass. In modern times, a variety of plastics are available that not break. These materials are resistant to scratching, easy to clean, and easy to shape to the proper prescription strength. A range of colors can be added to lenses for cosmetic appeal and many can be found in both solid and gradient versions.