
This video shows you how you can make a simple 3D scanner using a webcam, laser pointer and some free software.
David-laserscanner software: http://www.david-laserscanner.com
Blender: http://www.blender.org
Blender Basic Tutorial: http://www.tinkernut.com/archives/164
Examples: http://www.david-laserscanner.com/?section=Gallery