3D shape measurement of a ground surface optical element using band-pass random patterns projection

Kun Liu; Changhe Zhou; Shaoqing Wang; Shengbin Wei; Xin Fan

doi:10.3788/COL201513.081101

Chinese Optics Letters, Volume. 13, Issue 8, 081101(2015)

3D shape measurement of a ground surface optical element using band-pass random patterns projection

Kun Liu, Changhe Zhou^*, Shaoqing Wang, Shengbin Wei, and Xin Fan

Laboratory of Information Optics and Optoelectronics Techniques, Shanghai Institute of Optics and Fine Mechanics, University of Chinese Academy of Sciences, Shanghai 201800, China

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Figures & Tables(5)

Fig. 1. Schematic view of the active binocular 3D measurement system.

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Fig. 2. Rectified stereo configuration of the binocular 3D measurement system.

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Fig. 3. Corresponding pixels with similar gray-value vectors using temporal correlation.

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Fig. 4. Binarized image of the object to be measured.

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Fig. 5. 3D point cloud of the target object.

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Kun Liu, Changhe Zhou, Shaoqing Wang, Shengbin Wei, Xin Fan, "3D shape measurement of a ground surface optical element using band-pass random patterns projection," Chin. Opt. Lett. 13, 081101 (2015)

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Paper Information

Category: Imaging Systems

Received: Apr. 12, 2015

Accepted: May. 15, 2015

Published Online: Sep. 14, 2018

The Author Email: Changhe Zhou (chazhou@siom.ac.cn)

DOI:10.3788/COL201513.081101

Topics

laser devices and laser physics

Lasers and Laser Optics

Laser physics

laser manufacturing

Instrumentation, Measurement and Metrology