The only thing I've seen on that so far is from the article: > To create Project HoloLens’ images, light particles bounce around millions of times in the so-ca

The only thing I've seen on that so far is from the article: > To create Project HoloLens’ images, light particles bounce around millions of times in the so-called light engine of the device. Then the photons enter the goggles’ two lenses, where they ricochet between layers of blue, green and red glass before they reach the back of your eye. “When you get the light to be at the exact angle,” Kipman tells me, “that’s where all the magic comes in.” They could be doing real holographic images with that description, but who knows.