The whole name of our company is compass optic technology co.,ltd, It is a professional manufacturing enterprise of research and development taking photoelectric membrane science and technology as the centre.At the same time,it is a vacuum plate membrane Company which owned international authentication specialized vacuum plate membrane Company , quote Germany famous factory ion plate membrane equipment (Leybold-aps1104), there is advanced luminosity tester (Lambda-900) of optics plating glasses as follow,IR-cut filter, crystal OLPF filter, interference filter, day and night filter , pass only IR filter,band pass filter ,fog and dizzy proof glass. Our company has obtained the cooperative orders of numerous world-famous enterprises with fine quality , and in U.S.A. Motorola-Agilent laboratory , an abominable environment is tested and passed all the time.The products of our company had Measured through the international famous check organization . Do not include RoHS order that European Union official side announces (six kinds of harmful substances), You can rest assured to research and develop and produce , avoid all worries. Our company insists on the low cost , high-quality all the time while using domestic and international advanced technology, it is believed that our cooperation will be become the most convenient and swift way of that you enter market of China's Mainland. Our company specializes in various kinds of and strains the slide infraredly that usually apply to :SHARP , branded , OV CCD/CMOS sensor.the particular products which our filter be applied to are such as :camera ,mobile telephone, moniter,lens,video intercom ,videa doorbell and infrared detector. Have CCD and CMOS of camera infrared to is it filter membrane (IR CUT FILTER) to end now , type pairs of wave filter the membrane day a