0.75mm dark red polycarbonate lens Eye protection glass Excellent optical performance&CE Material: ... Thickness: 1.1mm ,1.5mm ,2mm, 3mm2. Color: Clear, Black, Green, Gold, Silver etc.3. Normal size: 51*108mm, 30 ... size can be produced according to client’s request. Black welding glass detailsThickness2mm51*108mm30*110mm89*109mm90*110mm18*110mm3mm75*98mm50* ... and EN 169. 1.5mm Dark red polycarbonate lens