Polycarbonate is still lighter and can be made in higher index meaning that a strong prescription lens can still be quite thin. The long lasting alcohol free 30ml size spray bottle. This is unlike cr 39 which does.
R045 Bifocal Eyekepper Polycarbonate Large Lens Line Bifocal Glasses
Repeating chemical structure unit of polycarbonate made from bisphenol a.
Polycarbonate lenses are durable lightweight and provide 100 uv protection.
Learn how the right lens coatings and frames can enhance your polycarbonate lenses. Glasses also known as eyeglasses or spectacles are devices consisting of glass or hard plastic lenses mounted in a frame that holds them in front of a persons eyes. Both eyeglass lens materials are light and impact resistant. Gary heiting helps you compare polycarbonate vs.
Trivex lenses to see which is best for you.
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