Mr. Lei Wang Profile

Lei Wang

at Xi'an Institute of Optics & Precision Mechanics CAS

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Author

Publications (5)

Proceedings Article | 5 November 2020 Paper

Algorithm research on image processing for crack identification of round wood

Xiaofeng Bai, Xulang Chen, Lu Han, Lei Wang, Kun Han, Shuning Yang, Wei Cheng, Xiaogang Dang

Proceedings Volume 11567, 1156714 (2020) https://doi.org/10.1117/12.2576388

KEYWORDS: Image processing, Image enhancement, Image filtering, Detection and tracking algorithms, Electronic filtering, Digital filtering, Nonlinear filtering, Image quality, Feature extraction

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Proceedings Article | 5 November 2020 Paper

Uncertainty for measuring the luminance gain of low light level image intensifier assembly

Xiaofeng Bai, Kun Han, Shuning Yang, Junguo Li, Xiaogang Dang, Wei Cheng, Xulang Chen, Lei Wang

Proceedings Volume 11567, 115670M (2020) https://doi.org/10.1117/12.2575442

KEYWORDS: Image intensifiers, Measurement devices, Light sources, Light, Error analysis, Time metrology, Infrared technology, Image enhancement, Integrating spheres, Lamps

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Proceedings Article | 11 January 2019 Paper

Optical design of off-axis three-mirror system with long focal length and wide field of view

Lei Wang, Xuewu Fan, Dongwei Ni, Yuming Wang

Proceedings Volume 10837, 1083710 (2019) https://doi.org/10.1117/12.2504962

KEYWORDS: Mirrors, Monochromatic aberrations, Optical design, Imaging systems, Modulation transfer functions, Image quality, Diffraction, Remote sensing, Reflectivity, Off axis mirrors

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Proceedings Article | 11 January 2019 Paper

Design of off-axis three-mirror freeform optical system with wide field of view

Xuyang Li, Dongwei Ni, Zhiguang Ren, Yuming Wang, Lei Wang, Chunlin Tian

Proceedings Volume 10837, 108370Z (2019) https://doi.org/10.1117/12.2504915

KEYWORDS: Mirrors, Imaging systems, Zernike polynomials, Optical design, Image quality, Modulation transfer functions

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Proceedings Article | 11 January 2019 Paper

Optical design of long transmission type ultraviolet detection system

Xuewu Fan, Lei Wang, Dongwei Ni, Yuming Wang

Proceedings Volume 10837, 1083705 (2019) https://doi.org/10.1117/12.2504873

KEYWORDS: Ultraviolet radiation, Optical design, Ultraviolet detectors, Tolerancing, Imaging systems, Image quality, Monte Carlo methods, Aspheric lenses, Charge-coupled devices, Missiles

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