Author name: Pristine Eye Hospital

Complete Guide to Eyeglass Lens Materials (CR-39, Polycarbonate, Trivex, High-Index)
Blog, Eye Glasses

Complete Guide to Eyeglass Lens Materials (CR-39, Polycarbonate, Trivex, High-Index)

CR-39, polycarbonate, Trivex, and high-index lenses all correct vision well, but they are not equal in clarity, safety, thickness, or price. CR-39 is usually the clearest and cheapest, but thicker and less impact-resistant. Polycarbonate is thinner and very tough, so it suits children and active lifestyles. Trivex is a premium “best balance” option with strong […]

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