Paper screens could provide depth to computer display - tech - 03 December 2009 - New Scientist

[dracodraconis]

Paper screens could provide depth to computer display - tech - 03 December 2009 - New Scientist

The paper has targets that are reflective in the infrared, allowing the position and orientation of the paper to be tracked to within 1 cm. The positional data of the paper is then used to change the image being projected onto the paper, giving it the illusion of allowing you to see slices of a 3D space.