Digital Projector Calibration for 3-D Active Vision Systems

[+] Author and Article Information
Tzung-Sz Shen, Chia-Hsiang Menq

Coordinate Metrology and Measurement Laboratory, Department of Mechanical Engineering, The Ohio State University, 206 W. 18th Avenue, Columbus, OH 43210-1154

J. Manuf. Sci. Eng 124(1), 126-134 (Apr 01, 2000) (9 pages) doi:10.1115/1.1418694 History: Received April 01, 2000
Copyright © 2002 by ASME
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The configuration of the 3-D active vision system
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Light beam image (left; zoomed out) and its gray-level intensity (right)
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Light beam calibration using multiple-plane method
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The setup for rigid body transformation calibration of the digital projector
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Coordinate calculation with structured light stripe patterns
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The image (left) and sampled image points (right) of light beams in a grid
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Plane fitting residual errors using different interpolation functions (a) first order polynomial functions (b) second order polynomial functions




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