ps8·vor 2 Jahren·discussRemeinds me of the Leap Motion controller, now there's a version 2: https://leap2.ultraleap.com/downloads/leap-motion-controller...
ps8·vor 2 Jahren·discussA thin diffuser layer would make the LED image clearer. I tried it with the Arduino Uno R4 LEDs, covering them with the diffuser layer (the thin flexi plastic, slightly foggy) from old phone screen backlight.