When making a visuo-haptic system it is often beneficial to to enable the users to feel the objects where they see them. This can be achieved in several ways, but the most common is to use a tilted monitor and a mirror, so that a reflected image plane is created in the empty space under the mirror. In this space a haptic device is placed so that when the manipulandum (handle of the device) is co-located with this reflected image of the virtual scene. To enhance the effect stereoscopic glasses are used, and sometimes also head-tracking.
Click read more to, well, read more, and to comment