The characteristics of the capacitive touch screen The touch screen of a mobile phone can be operated by direct touch. The characteristics of the capacitive touch screen are ① can sense the human body current ② cannot be operated when wearing gloves ③ resistant to water stains, oil stains and other pollutants ④ requires frequent calibration ⑤ external inductance or magnetism When sensitive, it will make the touch screen malfunction. This determines the necessity of mobile phone touch screen reliability testing. The mobile phone touch screen reliability test project can be divided into three parts: optical & electrical performance test, mechanical performance test and environm…