$3 SHORT THROW PROJECTOR LENS MIRROR TRICK ON THE D5K SCREEN PAINT - YouTube
Portrait projection mirror rig using standard portable projector
Dynamic Projection Institute - The Mirror Head by Dynamic Projection Institute is compatible with several projectors. Here is a photo of the Mirror Head 09. It is compatible with Digital Projection, Optoma
PMM | Projector/Mirror Mount | Custom Display Solutions | AV-iQ
How we setup our LCD projector to reflect onto the kitchen table for gaming. - YouTube