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Which touchscreen technology does not incorporate an overlay.(a) Resistive touchscreen(b) Infrared(c) Capacitive touchscreen(d) SAWI had been asked this question by my school teacher while I was bunking the class.This key question is from Touch Sensor topic in division Sensors of IOT

Answer»

Correct ANSWER is (b) Infrared

To elaborate: Infrared touch SCREEN technology does not incorporate an overlay. Instead, a FRAME surrounding the display CONSISTS of LEDs on one side and PHOTOTRANSISTOR detector on the other.



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