EEVblog #1346 – How An Infrared Optical Touch Screen Works

Dave tears down and investigates a Dell infrared IR optical touch screen monitor found in the dumpster. Infrared touch screen are not often used in consumer computer monitor applications compared to resistive and capacitive touch screen technologies.

Forum: https://www.eevblog.com/forum/blog/eevblog-1346-how-an-infrared-optical-touch-screen-works/

About EEVblog

Check Also

EEVblog 1511 – Solar Analytics System FAIL! (+ Dave gets ZAPPED!)

The magic smoke was released from my solar analytics monitoring system. What was the culprit? ...