WebSep 10, 2024 · With Zenni’s Blokz Trivex lenses, children not only benefit from glasses that are impact resistant, but also enjoy the Blokz blue light-blocking technology which helps protect young eyes from... WebMay 5, 2010 · Developed in 2001 by PPG, Trivex combines impact resistance of polycarbonate, exceptional optical clarity, and a specific gravity of 1.11 (the lightest available). Trivex’s tensile strength makes it ideal for drill mount frames. Trivex is available from Younger as Trilogy and from Hoya as Phoenix.
Lens Material Properties - EyeWiki
WebFeb 27, 2024 · Trivex is another lightweight, impact-resistant material for eyeglass lenses. Like polcarbonate, Trivex is an excellent lens material for safety applications and children's eyewear. Developed by PPG Industries … columbia newton ridge plus moc waterproof
Trivex vs. Polycarbonate - Laramy-K Independent Optical Lab
WebTrivex, like polycarbonate, has superior impact resistant qualities. But unlike the simpler injection molding used to make polycarbonate, Trivex requires an extensive, ramped-cure manufacturing process, which may preclude smaller companies from entering the market based on price alone. WebCompared to CR39, Trivex has exceptional impact resistance properties, whilst having the lowest specific gravity of any lens (1.1), and also bettering polycarbonate with a 45 V value. It far exceeds polycarbonate in its resistance to chemicals and benzine vapours.Trivex lenses are the first ultra-lightweight optical material to combine the best attributes of … WebFeb 4, 2024 · Summary Trivex has the impact resistance and inherent UV protection of polycarbonate. With a lower index of refraction, Trivex may be slightly thicker than polycarbonate, but is lighter, and can be surfaced to the same 1mm center thickness. Trivex rises above polycarbonate with both its optical quality and suitability for drill mounting in … columbian exchange africa