"Sincerity, Innovation, Rigorousness, and Efficiency" is the persistent conception of our company for the long-term to develop together with customers for mutual reciprocity and mutual benefit for Shutter modules for night vision, 640 shutter module, Infrared IR shutter, Night vision shutter modules,Dual IR cut filters. Welcome to set up long-term relationship with us. Best Price For Good Quality in China. The product will supply to all over the world, such as Europe, America, Australia,Hongkong, Eindhoven,Switzerland, Naples.We sincerely hope to cooperate with customers all over the world, if you would like to have more information, please kindly contact us, we are looking forward to building up a great business relationship with you.