Dr. Lifa Hu Profile

Dr. Lifa Hu

at CIOMP

SPIE Involvement:

Author

Publications (5)

SPIE Journal Paper | 27 May 2016

Hysteresis compensation of the piezoelectric ceramic actuators–based tip/tilt mirror with a neural network method in adaptive optics

Chongchong Wang, Yukun Wang, Lifa Hu, Shaoxin Wang, Zhaoliang Cao, QuanQuan Mu, Dayu Li, Chengliang Yang, Li Xuan

OE, Vol. 55, Issue 05, 054107, (May 2016) https://doi.org/10.1117/12.10.1117/1.OE.55.5.054107

KEYWORDS: Adaptive optics, Mirrors, Control systems, Ceramics, Actuators, Neural networks, Computer simulations, Lithium, Wavefronts, Optical engineering

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Proceedings Article | 26 January 2016 Paper

Fine calibration of pyramid wavefront sensor

Yong Liu, Quanquan Mu, Zhaoliang Cao, Lifa Hu, Li Xuan

Proceedings Volume 9796, 979602 (2016) https://doi.org/10.1117/12.2225876

KEYWORDS: Wavefront sensors, Calibration, Adaptive optics, Liquid crystals, Turbulence, Modulation, Sensing systems, Wavefronts, Cameras, Sensors, Photovoltaics, CCD cameras

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Proceedings Article | 15 October 2012 Paper

Applications of liquid crystal adaptive optics for larger aperture telescope

Zhao-liang Cao, Li Xuan, Quan-quan Mu, Li-fa Hu, Zeng-hui Peng, Yong-gang Liu, Li-shuang Yao

Proceedings Volume 8415, 841513 (2012) https://doi.org/10.1117/12.963470

KEYWORDS: Liquid crystals, Adaptive optics, Telescopes, Wavefronts, Astronomical telescopes, Stars, Liquid crystal on silicon, Atmospheric turbulence, Phase modulation, LCDs

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SPIE Journal Paper | 1 March 2010 Open Access

Shack-Hartmann wavefront sensor with large dynamic range

Mingliang Xia, Chao Li, Lifa Hu, ZhaoLiang Cao, QuanQuan Mu, Xuan Li

JBO, Vol. 15, Issue 02, 026009, (March 2010) https://doi.org/10.1117/12.10.1117/1.3369810

KEYWORDS: Wavefronts, Detection and tracking algorithms, Wavefront sensors, Eye, Monochromatic aberrations, Adaptive optics, Algorithms, Time metrology, Charge-coupled devices, Retinal scanning

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SPIE Journal Paper | 1 December 2006

Correction for large aberration with phase-only liquid-crystal wavefront corrector

YongJun Liu, ZhaoLiang Cao, Dayu Li, QuanQuan Mu, Lifa Hu, Xinghai Lu, Xuan Li

OE, Vol. 45, Issue 12, 128001, (December 2006) https://doi.org/10.1117/12.10.1117/1.2405356

KEYWORDS: Liquid crystals, Wavefronts, Point spread functions, Phase shift keying, Phase modulation, Photovoltaics, Interferometers, Optical engineering, Adaptive optics, Computer generated holography

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