Dr. Lei Lu Profile

Dr. Lei Lu

at Henan Univ of Technology

SPIE Involvement:

Author

Publications (12)

Proceedings Article | 4 April 2023 Paper

3D reconstruction of moving object by double sampling based on phase shifting profilometry

Lei Lu, Qinghui Zhang, Mengya Zhang, Hao Li, Pengtao Lv, Wei Pan, Zhilong Su

Proceedings Volume 12617, 126177F (2023) https://doi.org/10.1117/12.2666843

KEYWORDS: Fringe analysis, Silicon nitride, Phase shifts, 3D metrology, Reconstruction algorithms, Phase shifting, Optics, 3D modeling, Projection systems, Cameras

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SPIE Journal Paper | 24 August 2021

Reconstruction of moving object with single fringe pattern based on phase shifting profilometry

Yifan Wei, Lei Lu, Jiangtao Xi

OE, Vol. 60, Issue 08, 084106, (August 2021) https://doi.org/10.1117/12.10.1117/1.OE.60.8.084106

KEYWORDS: Fringe analysis, Phase shifts, Phase shifting, Lutetium, Reconstruction algorithms, Optical engineering, Motion analysis, Cameras, Motion estimation, Error analysis

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Proceedings Article | 10 October 2020 Poster + Paper

A new phase unwrapping method based on inner-fringe coding

Lei Lu, Zhigang Jin, Ke Wu

Proceedings Volume 11552, 115521P (2020) https://doi.org/10.1117/12.2575248

KEYWORDS: Fringe analysis, Phase shifting

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SPIE Journal Paper | 25 March 2020

Recursive-iterative digital image correlation based on salient features

Zhilong Su, Lei Lu, Xiaoyuan He, Fujun Yang, Dongsheng Zhang

OE, Vol. 59, Issue 03, 034111, (March 2020) https://doi.org/10.1117/12.10.1117/1.OE.59.3.034111

KEYWORDS: Digital image correlation, Speckle pattern, Image quality, Optical engineering, Digital imaging, Feature selection, Image analysis, Image processing, Optical testing, Image registration

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Proceedings Article | 16 October 2019 Paper

A fringe projection profilometry scheme based on embedded speckle patterns and robust principal component analysis

Jiangtao Xi, Yiwei Zhang, Jun Tong, Chengpu Duan, Yanguang Yu, Qinghua Guo, Lei Lu

Proceedings Volume 11205, 112052H (2019) https://doi.org/10.1117/12.2542261

KEYWORDS: Fringe analysis, Speckle pattern, Speckle, Principal component analysis, 3D metrology, Composites, Error analysis, Shape analysis, Superposition, Signal to noise ratio

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Proceedings Article | 16 October 2019 Paper

A method for dynamic 3D shape measurements based on multiple-shot FTP and motion compensation

Chengpu Duan, Jun Tong, Yanguang Yu, Qinghua Guo, Lei Lu, Jiangtao Xi, Yiwei Zhang

Proceedings Volume 11205, 112052J (2019) https://doi.org/10.1117/12.2542260

KEYWORDS: 3D metrology, Motion measurement, Fringe analysis, Cameras, Signal to noise ratio, Fourier transforms, 3D acquisition, 3D modeling

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Proceedings Article | 2 November 2018 Paper

A new phase unwrapping method for phase shifting profilometry with object in motion

Chunhua Zhu, Yinsen Luan, Lei Lu, Jiangtao Xi, Zhaoyi Jia

Proceedings Volume 10819, 1081903 (2018) https://doi.org/10.1117/12.2502644

KEYWORDS: Fringe analysis, Phase shifting, Phase measurement

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Proceedings Article | 24 July 2018 Paper

A new phase retrieve method for phase shifting profilometry with object in motion

Lei Lu, Haoran Guo, Chunhua Zhu, Yi Ding, Yinsen Luan, Jiangtao Xi

Proceedings Volume 10827, 108270Y (2018) https://doi.org/10.1117/12.2500871

KEYWORDS: Fringe analysis, Reconstruction algorithms, Phase shifting, Motion models, Projection systems

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Proceedings Article | 24 July 2018 Paper

Simulation study on improving the spatial resolution of absolute phase map recovered by fringe projection profilometry with the images of different resolutions

Qiong Liu, Yi Ding, Zhenwei Yuan, Lei Lu, Jiangtao Xi

Proceedings Volume 10827, 108271P (2018) https://doi.org/10.1117/12.2326823

KEYWORDS: Image resolution, Spatial resolution, Fringe analysis, Cameras, Projection systems, 3D image processing, 3D metrology, Algorithm development, 3D modeling, Image filtering

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Proceedings Article | 24 May 2018 Presentation + Paper

Two-step phase shifting in fringe projection: modeling and analysis

Yongkai Yin, Jiaqi Mao, Xiangfeng Meng, Xiulun Yang, Lei Lu, Dechun Li, Eduard Reithmeier, Christian Pape

Proceedings Volume 10678, 106780V (2018) https://doi.org/10.1117/12.2306641

KEYWORDS: Phase shifts, Error analysis, Fringe analysis, Image processing, Reflectivity, 3D metrology, Projection systems, Cameras, Optics manufacturing

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SPIE Journal Paper | 22 May 2014

New approach to improve the performance of fringe pattern profilometry using multiple triangular patterns for the measurement of objects in motion

Lei Lu, Jiangtao Xi, Yanguang Yu, Qinghua Guo

OE, Vol. 53, Issue 11, 112211, (May 2014) https://doi.org/10.1117/12.10.1117/1.OE.53.11.112211

KEYWORDS: Fringe analysis, Motion estimation, Reconstruction algorithms, Optical engineering, Motion measurement, Cameras, Phase shifting, Lutetium, Time metrology, 3D metrology

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Proceedings Article | 20 November 2012 Paper

An approach to compensate the object movement errors in phase shifting profilometry

Jiangtao Xi, Yanguang Yu, Limei Song, Lei Lu

Proceedings Volume 8563, 856304 (2012) https://doi.org/10.1117/12.1000086

KEYWORDS: Fringe analysis, Phase shifts, Error analysis, Phase shifting, Motion analysis, 3D metrology, Modulation, Phase shift keying, Reflectivity, Cameras

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Showing 5 of 12 publications

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