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3-D digitizer - technical definition
See 3D digitizer.
A graphics input system that records x, y and z coordinates of a real object. Contact is made with various points on the object's surface by a light sensor, sound sensor, robotic instrument or pen. See digitizer tablet.
Digitizing Three Dimensions
The 3DRAW PRO 3D digitizer from Polhemus used a pen to touch the object's surface. This device recorded the x, y and z coordinates of the tip position in 3-dimensional space and output them directly into popular CAD and graphics programs. (Image courtesy of Polhemus, Inc.)
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