supply of safety goggles with ir protection for welders and gas cutters. spec: lens material should be made of polycarbonate with thickness 1.8 to 2.0 mm and filter shade 5 with anti-fog and anti-scratch coating on both sides. it should protect eyes from ultraviolet rays. goggles should have indirect ventilators for air movement. it should be provided with adjustable elastic head band. the frame material should be mechanically strong and weight of goggles not more than 100 gm. it should have a universal fit soft nose bridge to ensure a comfortable fit. the lens should have marking for uv filtration, shade no, anti-fog and anti-scratch. the goggle lens should be tested and certified to class-i as per en166.safety goggles with ir protection for welders and gas cutters. spec: lens material should be made of polycarbonate with thickness 1.8 to 2.0 mm and filter shade 5 with anti-fog and anti-scratch coating on both sides. it should protect eyes from ultraviolet rays. goggles should have indirect ventilators for air movement. it should be provided with adjustable elastic head band. the frame material should be mechanically strong and weight of goggles not more than 100 gm. it should have a universal fit soft nose bridge to ensure a comfortable fit. the lens should have marking for uv filtration, shade no, anti-fog and anti-scratch. the goggle lens should be tested and certified to class-i as per en166.,safety goggles with ir protection for welders and gas cutters. spec: lens material should be made of polycarbonate with thickness 1.8 to 2.0 mm and filter shade 5 with anti-fog and anti-scratch coati ng on both sides. it should protect eyes from ultraviolet rays. goggles should have indirect ventilators for ai r movement. it should be provided with adjustable elastic head band. the frame material should be mecha nically strong and weight of goggles not more than 100 gm. it should have a universal fit soft nose bridge t o ensure a comfortable fit. the lens should have marki