Prof. Zhengji Ni Profile

Prof. Zhengji Ni

at Univ of Shanghai for Science and Technology

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Publications (3)

SPIE Journal Paper | 13 September 2018

Absolute optical flatness testing by surface shape reconstruction using Zernike polynomials

Haoyu Lyu, Yuanshen Huang, Bin Sheng, Zhengji Ni

OE, Vol. 57, Issue 09, 094103, (September 2018) https://doi.org/10.1117/12.10.1117/1.OE.57.9.094103

KEYWORDS: Zernike polynomials, Optical testing, Error analysis, Optical engineering, Interferometry, Nickel, Optical components, Testing and analysis, Iterative methods, Fizeau interferometers

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Proceedings Article | 11 March 2008 Paper

The optimization of zero-order diffractive filters for security imaging applications

Dawei Zhang, Yuanshen Huang, Zhengji Ni, Jiabi Chen, Songlin Zhuang, Hongbo He

Proceedings Volume 6984, 69843V (2008) https://doi.org/10.1117/12.792249

KEYWORDS: Reflectivity, Image filtering, Optical filters, Polarization, Diffraction, Diffraction gratings, Waveguides, Solids, Mechanics, Resistance

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Proceedings Article | 21 November 2007 Paper

Ratio measurement of reactive ion beam etching rate using optical interferometry

Da-wei Zhang, Yuan-shen Huang, Zheng-ji Ni, Song-lin Zhuang

Proceedings Volume 6723, 67230C (2007) https://doi.org/10.1117/12.782719

KEYWORDS: Etching, Ion beams, Reactive ion etching, Optical interferometry, Optical testing, Interferometry, Ions, Charge-coupled devices, Holography, Photoresist processing

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