Start up idea:
Ordinary glass (as in spectacles) frames that have a near IR LED on the bridge and on the side. PWM to be efficient, bright, but erratic clock of around 10Hz.
Want a picture of me? Ask, or use film.
Ordinary glass (as in spectacles) frames that have a near IR LED on the bridge and on the side. PWM to be efficient, bright, but erratic clock of around 10Hz.
Want a picture of me? Ask, or use film.
Or use those 1550 nm LiDAR lasers that are safe for eyes but burn out cameras pointed at them