Dr. Feng Gao Profile

Dr. Feng Gao

at Univ of Huddersfield

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Author

Publications (13)

Proceedings Article | 20 November 2024 Paper

Phase error analysis and reduction in near optical coaxial phase measuring deflectometry

Feng Gao, Yanling Li, Yongjia Xu, Zonghua Zhang, Xiangqian Jiang

Proceedings Volume 13241, 1324115 (2024) https://doi.org/10.1117/12.3033210

KEYWORDS: Beam splitters, Refraction, Mirror surfaces, Reflection, Mirrors, Error analysis, Refractive index, Calibration, Photovoltaics, Cameras

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Proceedings Article | 27 November 2023 Paper

Error compensation for form errors of plate beamsplitter in near optical coaxial phase measuring deflectometry with reflection error model

Feng Gao, Yanling Li, Yongjia Xu, Zonghua Zhang, Yang Yu, Xiangqian Jiang

Proceedings Volume 12769, 127690K (2023) https://doi.org/10.1117/12.2686345

KEYWORDS: Beam splitters, Reflection, Phase measurement, Deflectometry, Optical testing, Specular reflections, Imaging systems, Shadows, Optical surfaces, Optical simulations

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Proceedings Article | 1 April 2020 Paper

Robustness improvement for the calibration of stereo deflectometry based on a search algorithm

Yongjia Xu, Feng Gao, Xiangqian Jiang

Proceedings Volume 11352, 113521I (2020) https://doi.org/10.1117/12.2552738

KEYWORDS: Calibration, Cameras, Deflectometry, Distortion, Imaging systems, Image processing, Fringe analysis, Optimization (mathematics), Metrology

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Proceedings Article | 18 August 2018 Presentation + Paper

Single-shot RGB polarising interferometer

H. Muhamedsalih, S. Al-Bashir, F. Gao, X. Jiang

Proceedings Volume 10749, 1074909 (2018) https://doi.org/10.1117/12.2507354

KEYWORDS: Interferometers, RGB color model, Phase shifts, Polarization, Phase shifting, Linear polarizers, Cameras, Standards development, Optical filters, Interferometry

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Proceedings Article | 24 July 2018 Paper

Phase retrieval algorithm for line-scan dispersive interferometry

Dawei Tang, Prashant Kumar, Feng Gao, Xiangqian Jiang

Proceedings Volume 10827, 108270F (2018) https://doi.org/10.1117/12.2500918

KEYWORDS: Interferometry, Phase retrieval, Metrology, Fringe analysis, Light sources, Phase shifting, Fourier transforms, Interferometers

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Proceedings Article | 13 June 2017 Paper

Full-field 3D shape measurement of specular object having discontinuous surfaces

Zonghua Zhang, Shujun Huang, Nan Gao, Feng Gao, Xiangqian Jiang

Proceedings Volume 10449, 104490T (2017) https://doi.org/10.1117/12.2270172

KEYWORDS: 3D imaging metrology, Fringe analysis, 3D metrology, Phase measurement, Deflectometry, 3D displays, Calibration, 3D acquisition, Mathematical modeling, 3D modeling, Visual process modeling, Projection systems

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Proceedings Article | 24 November 2016 Paper

Full-field 3D shape measurement of specular surfaces by direct phase to depth relationship

Zonghua Zhang, Yue Liu, Shujun Huang, Zhenqi Niu, Jiao Guo, Nan Gao, Feng Gao, Xiangqian Jiang

Proceedings Volume 10023, 100230X (2016) https://doi.org/10.1117/12.2246144

KEYWORDS: 3D metrology, Fringe analysis, Calibration, CCD cameras, Mathematical modeling, Mirrors, LCDs, Cameras, Beam splitters, Imaging systems

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Proceedings Article | 31 October 2016 Paper

Full-field calibration and compensation of lateral chromatic aberration based on unwrapped phase

Xiaohong Liu, Shujun Huang, Zonghua Zhang, Feng Gao, Xiangqian Jiang

Proceedings Volume 10021, 1002119 (2016) https://doi.org/10.1117/12.2245839

KEYWORDS: Cameras, Calibration, Chromatic aberrations, Fringe analysis, Computing systems, Imaging systems, 3D acquisition, 3D metrology, LCDs, Color difference

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Proceedings Article | 5 August 2015 Paper

In-situ defect detection systems for R2R flexible PV barrier films

F. Gao, H. Muhamedsalih, D. Tang, M. Elrawemi, L. Blunt, X. Jiang, S. Edge, D. Bird, P. Hollis

Proceedings Volume 9622, 96220E (2015) https://doi.org/10.1117/12.2193140

KEYWORDS: Inspection, Photovoltaics, Defect detection, Environmental sensing, Interferometry, Interferometers, Objectives, Manufacturing, Metrology, CCD cameras

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Proceedings Article | 3 December 2014 Paper

The research of 3D small-field imaging system based on fringe projection technique

Yanqin Yu, Shujun Huang, Zonghua Zhang, Feng Gao, Xiangqian Jiang

Proceedings Volume 9297, 92972D (2014) https://doi.org/10.1117/12.2073051

KEYWORDS: Fringe analysis, 3D metrology, Imaging systems, Microscopes, 3D image processing, Projection systems, CCD cameras, Digital Light Processing, Cameras, Phase measurement

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Proceedings Article | 24 November 2014 Paper

Projector calibration method based on optical coaxial camera

Lili Xie, Shujun Huang, Zonghua Zhang, Feng Gao, Xiangqian Jiang

Proceedings Volume 9301, 93012M (2014) https://doi.org/10.1117/12.2072858

KEYWORDS: Projection systems, Calibration, Cameras, Digital Light Processing, Fringe analysis, Beam splitters, Distortion, CCD cameras, Imaging systems, Computing systems

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Proceedings Article | 18 August 2014 Paper

Absolute height measurement of specular surfaces with modified active fringe reflection photogrammetry

Hongyu Ren, Xiangqian Jiang, Feng Gao, Zonghua Zhang

Proceedings Volume 9204, 920408 (2014) https://doi.org/10.1117/12.2060203

KEYWORDS: LCDs, Fringe analysis, Reflection, CCD cameras, Mirrors, Photogrammetry, Mathematical modeling, Charge-coupled devices, Imaging systems, Cameras

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Proceedings Article | 27 May 2011 Paper

Comparison of fast Fourier transform and convolution in wavelength scanning interferometry

H. Muhamedsalih, X. Jiang, F. Gao

Proceedings Volume 8082, 80820Q (2011) https://doi.org/10.1117/12.889357

KEYWORDS: Convolution, Interferometry, Phase shifts, Charge-coupled devices, Fourier transforms, Surface finishing, Optical interferometry, Inspection, Interferometers, Halogens

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Showing 5 of 13 publications

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