Send Texts From Your Pocket With Handy Ring

Send Texts From Your Pocket With Handy Ring

The ‘Magic Finger’ is an input device that lets people control a smartphone or a computer by using different surface textures as touch interfaces.

Emma Hutchings
  • 17 october 2012

The ‘Magic Finger‘ is a prototype input device developed by Autodesk Research, the University of Alberta, and the University of Toronto. The ring lets people use different surfaces as touch interfaces for controlling smartphones or computers. The device features two optical sensors, a low resoultion, high speed sensor for tracking movement, and a high resolution camera that can detect 22 different surface textures with 98.9% accuracy.

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