supply of safety goggles with ir protection for welders and gas cutters. make: esab/ador or similar. , safety goggles with ir protection for welders and gas cutters. spec: lens material should be made of poly carbonate 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 1 00 gm. it should have a universal fit soft nose bridge to ensure a comfortable fit. the lens should have marking for uv fil tration, shade no,anti-fog and anti-scratch. the goggle lens should be tested and certified to class-i as per en166. mak e: esab/ador or similar. [ warranty period: 30 months after the date of delivery ] ]