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Sunday, July 28, 2019

Robotic Lenses

In New Scientist, complete article requires subscription:

A robotic lens can be controlled by simply looking around or blinking   By Leah Crane

Blink twice to zoom in. A new soft lens can be controlled by your eye movements, pivoting left and right as you look around and zooming in and out when you blink.

The human eyeball is electric – there is a steady electrical potential between its front and back, even when your eyes are closed or in total darkness. When you move your eyes to look around or blink, the motion of the electrical potential can be measured. Shengqiang Cai at the University of California San Diego and his colleagues used these signals, …

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