Dr. Yajun Niu Profile

Dr. Yajun Niu

at Beijing Institute of Technology

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Author

Publications (4)

Proceedings Article | 10 January 2018 Paper

Structural design of off-axis aspheric surface reflective zoom optical system

Ke Zhang, Jun Chang, Haiping Song, Yajun Niu

Proceedings Volume 10616, 106161J (2018) https://doi.org/10.1117/12.2296301

KEYWORDS: Mirrors, Zoom lenses, Off axis mirrors, Reflectivity, 3D modeling, Structural design, Imaging systems, Charge-coupled devices, Aspheric lenses

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Proceedings Article | 10 January 2018 Paper

Research on conformal dome of Karman-curve shape

Yunqiang Zhang, Jun Chang, Yajun Niu

Proceedings Volume 10616, 106161H (2018) https://doi.org/10.1117/12.2295591

KEYWORDS: Missiles, Domes, Optical design, Imaging infrared seeker

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SPIE Journal Paper | 12 September 2017

Optical design of a null test of a synthetic reflective mirror based on the subaperture test method

Yajun Niu, Jun Chang, Benlan Shen, Weilin Chen

OE, Vol. 56, Issue 09, 094106, (September 2017) https://doi.org/10.1117/12.10.1117/1.OE.56.9.094106

KEYWORDS: Mirrors, Zoom lenses, Reflectivity, Wavefront aberrations, Off axis mirrors, Monochromatic aberrations, Tolerancing, Aspheric optics, Optical design, Wavefronts

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Proceedings Article | 31 October 2016 Paper

Simultaneous null test of primary mirror and tertiary mirror in off-axis three-mirror optical system

Yajun Niu, Jun Chang, Weilin Chen, Benlan Shen

Proceedings Volume 10021, 100211I (2016) https://doi.org/10.1117/12.2246083

KEYWORDS: Off axis mirrors, Mirrors, Zoom lenses, Optical design, Lens design, Liquid lenses, Liquids, Phase modulation, Reflectivity, Wavefronts

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