The EN166/170 standard specifies safety eyewear should provide UV protection up to 380 nm. The World Health Organisation and latest scientific studies state that this level of protection is insufficient and recommend safety eyewear lenses provide UV protection up to 400nm covering UVB and UVA rays. uvex
UV400 — included in all uvex safety eyewear. Regardless of whether you choose a clear or tinted lens, all uvex safety eyewear has UV absorption incorporated in the lens which filters 100% of UV rays up to 400nm. uvex which stands for ultraviolet exclusion, prides itself on delivering the best possible protection together with top-quality lens coatings, incredible comfort and stylish designs.
Even without sun, UV rays can still put strain on the eye. When working outdoors, your eyes are regularly exposed to harmful UV radiation — even when it is cloudy. The result: using insufficient protection may cause dangerous long-term damage such as corneal injury, cataracts and loss of sight.