Laser remote makes watching TV even lazier

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In the Remote-Touch concept the user points a laser at the screen and selects an option. A transparent substrate with tiny pyramid-shaped indents reflects the light to photodetectors on the edges of the screen which determine the lasers position and ...
In the Remote-Touch concept, the user points a laser at the screen and selects an option. A transparent substrate with tiny pyramid-shaped indents reflects the light to photodetectors on the edges of the screen, which determine the laser’s position and the user’s selection. Image credit: Pasquariello, et al.

Modern-day remote controls can be complicated. But, thankfully, researchers are making TV the relaxing, mindless pastime that it was always intended to be with a new easy-to-use remote control. The controller is a laser pointer, which can be pointed at different options on a TV screen or other large display to control volume, channels, and make other selections.


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