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About 3D Trackers
3D Tracker Technologies

  • Torque Devices
    • Slight presure or twisting motions
    • Small form factor desktop units
    • SpaceBall, Magellan, etc.

  • Magnetic Tracking
    • Magnetic transmitter/receiver units
    • Sensitive to metal objects
    • Polhemus, Ascension, etc.

  • Optical Encoders
    • Optically sensed mechanical joints
    • Very accurate, high refresh rate
    • Boom, Push, etc.