New Imager Makes Device Screens ‘Touch-Free’

Flexible Sensor
The world's first flexible and completely transparent image sensor is coated with fluorescent particles.
(Image credit: Optics Express)

What if you could control your TV without using a remote or use your computer without ever touching it? Innovative imaging technology is on the horizon and it’s bringing new meaning to the term “hands-free.”

An Austrian research team has developed a versatile device that can capture images on a flexible, polymer sheet. The imager is a rectangle of clear, plastic film and uses fluorescent particles to capture incoming light. The light is channeled to sensors, then to a computer that combines the light signals and creates an image on the device’s surface.

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