Personal eye protection with the EN 170:2002 rating are tested for how well their filters block harmful ultraviolet (UV) radiation while maintaining clear vision. This means the eyewear effectively shields your eyes from UV damage that can cause conditions like cataracts, helping to protect your long-term eye health.

Eye protection, such as safety glasses, goggles, and face shields, with the EN 166:2001 rating are tested for basic requirements including optical quality, field of vision, and resistance to impacts, liquid splashes, dust, and optical radiation. This ensures the eyewear provides reliable protection against various common hazards, promoting clear vision and safety.