jetlib.sec » Hack a Day » Glove-based touch screen from a CRT monitor

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Hack a Day

• March 07, 2012
• 

  Glove-based touch screen from a CRT monitor

  Posted: March 7th, 2012, 3:01pm PST by Mike Szczys

  Tags:  overlay touch crt cathode-ray-tube resistive-sensors lcd-screens multitouch hacks  

  Here’s a bulky old CRT monitor used as a touch-screen without any alterations. It doesn’t use an overlay, but instead detects position using phototransistors in the fingertips of a glove. Most LCD-based touch screens use some type overlay, like these resistive sensors. But cathode-ray-tube monitors function in a fundamentally different way from LCD screens, using [...]