Detecting Being Watched
This seems like science fiction to me:
The camera uses the same “red eye” effect of from camera flashes to project it hundreds of meters, allowing it to identify binoculars, sniper scopes, cameras and even human eyeballs that are staring at you….
Brandioch Conner • April 5, 2010 1:45 PM
Even if it does work it’s going to be generating all kinds of false positives from people glancing at you and random glass reflections.