China High Quality D25X3mm D28X4mm 27.9X4.1mm Jgs1 Jgs2 Laser Protective Window Lens for Fiber Laser Cutting Machine, Find details about China Laser Cutting Machine Protective Window 25mmx3mm, Laser Protection Lens from High Quality D25X3mm D28X4mm 27.9X4.1mm Jgs1 Jgs2 Laser Protective Window Lens for Fiber Laser Cutting Machine
1.1 Materail: USA Imported quartz;
1.2 Double surface film;
1.3 Light transmittance is more than 99.8%