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/

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