Design Of 2d Fringe Pattern For Tele-Centric Fourier Transform Profilometry

PHOTONIC FIBER AND CRYSTAL DEVICES: ADVANCES IN MATERIALS AND INNOVATIONS IN DEVICE APPLICATIONS XIV（2020）

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摘要

A one-shot fringe projection scheme with a 2D fringe pattern for tele-centric Fourier transform profilometry is presented. Even though the size of the inspected object is so small that the surface is not fully projected by one fringe, unwrapping can be performed without ambiguity.

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关键词

phase unwrapping, fringe analysis, fringe projection, Fourier-transform profilometry, optical inspection

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