Materials: Trivex®
Lenses made with Trivex® material provide the complete package of precision optics, ultra-lightweight comfort, strength and protection.
Advantages of Trivex®
Weight
- Specific gravity = 1.11 g/cm3
- 16% lighter than CR-39®
- 10% lighter than Polycarbonate
Mechanical Resistance
- Strength and shock resistance of Trivex® polymers are better than polycarbonate
- 60 times more impact resistant than CR-39®
Insensitivity to stress cracking
- Does not crack or break under concentrated stress (Frames, screws, incisions etc)
Outstanding optical properties
- Compared to polycarbonate, Trivex® has a lower refractive index—1.53—(produces less surface reflection and rainbow effects), and a higher abbe number—43—(focuses colours more sharply).
- Images are clear and better defined
- 100% UVA/UVB protection
Shamir Lifetime Breakage Guarantee
Shamir is so confident in Trivex that we guarantee the material against breakage for life! Whether you choose a full, supra or rimless frame, Trivex will stand the test of time. Should you do the impossible and break, crack or chip your Trivex lenses, Shamir will be only too happy to replace them free of charge.
To learn more, visit the Trivex material online training guide for eye care professionals. The training program provides an overview on Trivex material including technical information, patient benefits, performance animations, and business-marketing considerations. At the end of the training program is a short quiz to test your knowledge.
