Open AccessOne-shot profile inspection for surfaces with depth, color and reflectivity discontinuities
Author(s) -
WeiHung Su,
Sih-Yue Chen
Publication year - 2017
Publication title -
optics express
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 1.394
H-Index - 271
ISSN - 1094-4087
DOI - 10.1364/oe.25.009999
Subject(s) - classification of discontinuities , optics , reflectivity , fourier transform , single shot , shot (pellet) , materials science , physics , mathematics , mathematical analysis , quantum mechanics , metallurgy
A one-shot technique for surfaces with depth, color, and reflectivity discontinuities is presented. It uses windowed Fourier transform to extract the fringe phases and a binary-encoded scheme to unwrap the phases. Experiments show that absolute phases could be obtained with high reliability.
Accelerating Research
Robert Robinson Avenue,
Oxford Science Park, Oxford
OX4 4GP, United Kingdom
Address
John Eccles HouseRobert Robinson Avenue,
Oxford Science Park, Oxford
OX4 4GP, United Kingdom