(He’s either trying to steal your glasses, or cast ‘telekinetic sphere’ – can’t tell.)
If you can get your hands on 2 same-model DSLR cameras, consider the following:
This site suggests a way to do stereo photography with two digital SLR cameras, a home-made rig, a remote to sync them together and suggests an easy way to merge the pictures in Photoshop (template included).
Details on mounting hardware, shutter/flash syncing, etc – Link
DIY Digital SLR cable release circuit – Link
Maker Faire – 3D anaglyph photos – Link