134 Visor lenses, certification and norms The right solution for every requirement Polycarbonate lenses with uvex supravision excellence coating Polycarbonate has a high mechanical impact strength. Coated lenses are anti-fog on the inside, and scratch- and chemical-resistant on the outside. The anti-fogging properties are permanent even after repeated cleaning. The lenses are especially easy to clean and less susceptible to dirt due to the non-stick nanotechnology. Cellulose acetate lenses Face protection visors made of cellulose acetate are ideally suited for protection against chemicals. Stainless steel mesh is robust and has excellent stability and long life. Stainless steel mesh visors offer a higher light transmission than nylon mesh visors and are used for more rugged work in agriculture and forestry. Marking on frame Certification according to DIN EN 166 Marking on lenses A detailed description of frame and lens markings can be found on page 25. Standards at a glance EN 166 — Personal eye protection The European standard EN166 applies to all types of eye protection. EN 166 visors are made of frames and lenses.
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