The patent reveals how sensors in the contact lens can detect the difference between involuntary blinks and voluntary ones, reports CNet. It also details how movement of the eye would be converted into energy to power the lenses.

[Image: USPTO]
The patent reveals how sensors in the contact lens can detect the difference between involuntary blinks and voluntary ones, reports CNet. It also details how movement of the eye would be converted into energy to power the lenses.
[Image: USPTO]