Northern Digital Inc. Booth 2139 403 Albert Street Waterloo, Ontario N2L 3V2 CANADA +1.519.884.5142 +1.519.884.5184 fax sales@ndigital.com http://www.ndigital.com Chris Hockey Software Manager Northern Digital Inc. produces the OPTOTRAK, a system that tracks 3D movement of active markers on a subject and relays real-time 3D data to your own computer. Hundreds of OPTOTRAK's are used worldwide in biomechanics and surgery as well as in commercial applications including virtual reality, robotics, and aeronautics.

			Exhibition | This Web Site

Final SIGGRAPH 96 Web site update: 25 October 1996.
For complete information on the next conference and exhibition, see: http/www.siggraph.org/s97/