A matrix of Infrared(IR)LEDs and photo diodes are used to create a two dimensional grid over the display to detect where infrared light is blocked and thus where touch points are. There is 17(16:10) inch infrared touch panel which is available in both standard and custom touchscreen monitor, Toponetech’s projected capacitive touch screens are form, fit or function replacements for 3M™ and Elo™ touch sensors.