Mr. Qulei Xu Profile

Qulei Xu

at Shanghai Univ.

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Publications (2)

Proceedings Article | 16 October 2019 Paper

Determination of surface profiles of transparent plates by means of frequency estimation with wavelength tuning interferometry

Weiwei Zheng, Tao Sun, Qulei Xu, Yingjie Yu

Proceedings Volume 11205, 112051L (2019) https://doi.org/10.1117/12.2541791

KEYWORDS: Fringe analysis, Interferometry, Wavelength tuning, Phase shifts, Phase shifting, Error analysis, Laser interferometry, Phase interferometry, Interferometers

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Proceedings Article | 16 October 2019 Paper

Thickness measurement of transparent plate based on wavelength-tuning interferometry

Qulei Xu, Weiwei Zheng, Tao Sun, Yingjie Yu

Proceedings Volume 11205, 112051J (2019) https://doi.org/10.1117/12.2541959

KEYWORDS: Phase shifts, Interferometry, Refractive index, Error analysis, Interferometers, Algorithm development, Optical testing, Phase measurement, Charge-coupled devices, Phase shift keying

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