Cheap touch screen overlay kit, Buy Quality multi touch directly from China touch screen overlay Suppliers: high quality retail&wholesale 40 inch multi touch screen overlay kit for LCD monitor,LED display, TV with truly 10 points touch
high quality retail&wholesale 40 inch multi touch screen overlay kit for LCD monitor,LED display, TV with truly 10 points touch Infrared Touch Panel Working PrincipalIR Touch Screen is a touch frame which is usually installed in front ofthe display screen. The frame is integrated with printed circuit board which contains a line of IR-LEDs and photo transistors hidden behind the bezel of thetouch frame. Each of IR-LEDs and photo transistors is set on the opposite sides to create a grid of invisible infrared light. The bezel shields the parts fromthe operation Super advantages for 40 inch 10 points IR multi touch screen : 10 points touch (Multi touch) Support zoom in/out, display rotation USB interface, Drive free, plug and play Supporting 10 points touch under windows7, windows8 and Android system Supporting single touch under Linux and windows XP System Withstands severe environments Stable, no-drift calibration performance
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