Infrared touch screen filter.
Infrared touch screen filter strips can be less optical and transparent to infrared radiation, suitable for special type miniature camera or special purpose camera and data transmission. Infrared receiver and the infrared emitter when in normal work, in order to prevent the visible light interference, adding a filter stray light, and should not be broken, the relatively cheap price of the product, is the use of induction infrared filter . The filter of the market also has a lot of kinds, such as drawings in red and purple, dark, some are using toner dyeing and other ways to achieve . The existing infrared penetration is not good, the plane is not smooth enough. Receiving angle is not enough, and so on.