Polycarbonate lenses are durable, lightweight and provide 100% UV protection. Learn how the right lens coatings and frames can enhance your polycarbonate lenses.

Both eyeglass lens materials are light and impact-resistant. Dr. Gary Heiting helps you compare polycarbonate vs. Trivex lenses to see which is best for you.

POLYCARBONATE COMPOSITE Segmented Multifocal Lenses: FT28 Bifocal FT35 Bifocal 7 x 28 Trifocal. What's New? Transitions Signature VII polycarbonate composite technology is now available in FT28 bifocal, FT35 bifocal, and 7 x 28 trifocal lenses. This means even more multifocal wearers can now enjoy the

youngeroptics.com Optiboard News_Releases Transitions_Polycarbonate_Composite_bifocal_Optiboard.jpg Introducing a new lens innovation that the optical industry has been waiting for: Transitions Signature VII Flat Top 28 polycarbonate composite lenses are available to order now!

Also free with single-vision prescriptions is the 1.57 mid-index lens. This lens is often described as “polycarbonate composite,” because in addition to polycarbonate the lens is composed of other polymers and resins that keep the lens thinner than the 1.50 lens. Its range is -4.00 2.00 or lower on the SPH

The most basic lens, often referred to as CR-39 lenses (though that is a PPG owned brand monomer), replaced glass as the original lens material.

Benefits: Varied materials; thin, durable lens. Composite lenses incorporate polycarbonate, Trivex , and other ophthalmic materials. Designed to accommodate most eyeglass wearers, lightweight composite lenses are compatible with most protective treatments, including no-glare, photochromic and scratch-resistant

Polycarbonate is a durable material. Although it has high impact-resistance, it has low scratch-resistance. Therefore, a hard coating is applied to polycarbonate eyewear lenses and polycarbonate exterior automotive components. The characteristics of polycarbonate compare to those of polymethyl methacrylate (PMMA,

In this segment I am going to talk about the different choices of material that lenses are available in. This is another subject that was sparked by a previous comment on a prior post. The subject was “ do I really need that, scratch resistant coating”. In that post I stated that everyone needs scratch resistant

Composite lenses incorporate polycarbonate, trivex, and other ophthalmic materials. How to tell the difference between a polycarbonate lens vs. Designed to accommodate 2 apr 2016 there are more options in lens materials than ever available patients looking for a cosmetically desirable, comfortable.