What is reality?

This is even more amazing with ChromaDepth 3D glasses. The stereoscopic optical illusions they reveal from the use of red, orange, yellow, green, blue, indigo, violet colors is impressive. This is best viewed with standard ChromaDepth 3D glasses from American Paper Optics. With them, you can see their hidden stereoscopic optical illusions. To get the strongest 3D effect, increase both your viewing distance and duration.