Aspherical surface super smooth polishing technology, high precision aspherical surface detection technology

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(1) National Natural Science Foundation of China, Surface Project, 61975153, Mechanism of laser damage degradation of transmission elements in near-Earth space environment, 2020-01-01 to 2023-12-31, in progress, participate

(2) National Natural Science Foundation of China, Surface Project, 11873004, Research on Key Technologies of Wolter-I X-ray focusing Telescope based on negative pressure hot bending glass lens, 2019-01-01 to 2022-12-31, in progress, Participate

(3) National Natural Science Foundation of China, Joint Fund Project, U1731242, Research on Key Technologies of high-resolution nested X-ray imaging Telescope, 2018-01-01 to 2021-12-31, Concluded, Participated

Articles：

1. Pengfeng Sheng, Weicheng Gu, and Jun Yu. "Absolute measurement method for a spherical surface by random off-axis rotation based on Zernike polynomials." Appl. Opt., 2021, 60(30): 9333-9341.

2. Pengfeng Sheng, Zhengxiang Shen, Li Jiang, Shenghuan Fang and Zhanshan Wang. "Turning Parameters Optimization for Diffraction Effect Suppression of Diamond-Turned Surface Combining Surface Micro-Topography Model and Scattering Theory." J. Manuf. Sci. Eng., 2021, 143(11): 111011-1-111011-7.

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