Thread: Infrared touch screen
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Old 06-28-2017, 09:47 AM   #52
HarryT
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Quote:
Originally Posted by newday07 View Post
really? I believed that the beams were always on and then the finger pressure interrupted them. How do they really work?
This applies to all infrared screens including tolino, right?
It activates them one at a time in a cycle, a bit like the scan line on an old CRT TV. Uses a lot less power that way.
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