If you are scanning something like a human face, it may be impractical to rotate the person being scanned.  In this case, you should probably consider rotating the laser and the camera in a circle around the persons head rather than spinning the person.
 
If you are scanning something like a human face, it may be impractical to rotate the person being scanned.  In this case, you should probably consider rotating the laser and the camera in a circle around the persons head rather than spinning the person.