Closed protective goggles with direct ventilation equipped with a clear plastic visor without filtering properties. Designed to protect the eyes from impact from slowly flying particles. The shape of the eyepiece allows the use of prescription glasses frames. For whom the protective goggles are suitable: They serve to protect the eyes in laboratories, healthcare, in dusty environments, and are suitable for all types of mechanical machining – especially wood and plastics. They are not suitable against the projection of hot bodies and sparks. Replacement lenses can be ordered. Lens material: PC 1 mm Material: PC clear thickness 3 mm (protective), CA clear film Lens color: clear Optical class: 1 Lens replacement possibility: yes Compatibility with prescription glasses: yes Eyepiece/frame and arm material: Decelith Protection: mechanical Protection against liquid splashes: yes Impact protection: fast-moving particles F Scratch protection: no UV protection: yes Temperature resistance: -5 °C / +55 °C Weight: 61 g Complies with standards: EN 166, EN 170 CE certification: yes