How to Make a Multitouch Table

2011-04-12
Low-cost multitouch solution using:

- 2 chairs
- acrylic sheet
- paper
- projector
- mirror
- infrared camera (you can make one from a normal webcam)
- computer

Shadows on the surface are tracked and sent to multitouch applications as touch positions. This technique is known as "front diffused illumination".


See Video


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