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Polhemus
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1992-01-01
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951b
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35 lines
91-01/Polh.again
Polhemus, Inc.
P.O. Box 560
1 Hercules Drive
Colchester, VT 05546 (or is this 05446?)
802-655-3159
802-655-1439 (FAX)
3SPACE Isotrak(R) $ 3,145
Tracks a single sensor, can be used as a 3D mouse.
3SPACE Tracker $11,000
Tracks multiple sensors, good for Eyephone, DataGlove, etc.
3SPACE Digitizer $13,900
Tracks sensor mounted in a stylus for digitizing objects.
And for you hackers who want to figure out how it works,
look up the following patents:
Number: 3,983,474
Title: Tracking and Determining Orientation of Object using
Coordinate Transformation Means, System and Process
Inventor: Jack Kulpers
Assignee: Polhemus Navigation Sciences, Inc.
Date: Sept. 28, 1976
Number: 4,017,858
Title: Apparatus for Generating a Nutating Electromagnetic Field
Inventor: Jack Kulpers
Assignee: Polhemus Navigation Sciences, Inc.
Date: Apr. 12, 1977