Optical Path Difference Measurement
Optical Path Difference Measurement is a metrological technique in interferometry that quantifies the difference in optical path lengths traveled by two coherent light waves, typically by analyzing interference fringe patterns to determine phase shifts induced by variations in refractive index, distance, or medium properties.
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2017–2026
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Variants
Opd Measurement
Parents
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Multiple-wavelength phase-shifting interferometry
Yeou-Yen Cheng, James C. Wyant · Applied Optics · 1985 · 309 citations
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Centre National de la Recherche Scientifique
Paris, France
14 h-index
47 publications
1.4K citations

Chinese Academy of Sciences
Beijing, China
13 h-index
43 publications
1.1K citations

Xi'an Jiaotong University
Xi'an, China
8 h-index
17 publications
395 citations
University of Kent
Canterbury, United Kingdom
7 h-index
17 publications
555 citations
Tianjin University
Tianjin, China
7 h-index
33 publications
497 citations
Jet Propulsion Laboratory
Pasadena, United States
6 h-index
20 publications
265 citations

Silesian University in Opava
Opava, Czechia
6 h-index
6 publications
144 citations

National University of Defense Technology
Changsha, China
6 h-index
21 publications
599 citations
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AO · 18 publications · 399 citations
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