Augmented Reality in the Dark

A few months ago, I was preparing my Second Head for a Crash Space demo table at an event. I was unsure of the lighting, and thought it might be pretty dark there. ARtoolkit does a good job of augmented reality in good lighting, but if the lighting is not good, the system does not perform well.

So I decided to try to put a large EL panel behind my paper marker to backlight it. I purchased a large white EL panel from EL-Works and a battery-powered inverter. It worked great in dim light, even in the dark, as you can see in this video: