Head Tracking with Cliffs of Dover

[julian265]

Originally Posted by MadBlaster

To clarify what I was thinking. In a reflective setup you would use reflective tape instead of LED's in your headset. The light source would be at the camera. That's the direction I thought SpecJock was going in his comment. So, you would not want to use infrared led under that design, because it would be pointed towards you instead of away from you, and you would get eye damage.

Normal IR LEDs are incapable of damaging your eyes, they do not emit the power or wavelength required to heat anything.

The average hand held video camera with "night-vision" has IR LEDs, with no safety concerns being raised.