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One company that makes electromagnetic tracking devices is [[Polhemus]].+
'''Electromagnetic tracking''' is 3D tracking technology that uses magnetic fields to track an object in 6 degrees of freedom. It can be extremely precise if done right.
'''Electromagnetic tracking''' is 3D tracking technology that uses magnetic fields to track an object in 6 degrees of freedom. It can be extremely precise if done right.
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+One company that makes electromagnetic tracking devices is [[Polhemus]].
The [[Magic Leap 1]] used a poor form of EM tracking for its handheld controller.
The [[Magic Leap 1]] used a poor form of EM tracking for its handheld controller.
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EM tracking was used by Neuralink to track monkey muscle movements internally to gather data.
EM tracking was used by Neuralink to track monkey muscle movements internally to gather data.
−== AC magnetic tracking ==
+AC magnetic tracking uses fluctuating magnetic fields generated by a source and picked up by a sensor. The sensor can be about 2mm thick.