摘要
在相干时间内,研究迅速、灵活地完成波前测量和调控操作的光场调控系统意义重大。这种快速光场调控系统在生物医学和光通信等领域具有重要的应用价值,它为相干光在急变散射介质中的有效应用提供了重要的研究基础,而数字微镜器件与计算全息法则为这一技术的实现提供了切实可行的研究思路。介绍了快速光场调控技术的研究意义及其在光学相干领域中的应用进展,并对当前用于数字微镜器件实现快速波前调控的多种二值化计算全息算法进行综述,具体论述了它们的原理和特点,同时对这些全息算法所存在的问题进行总结,最后展望了计算全息法的未来发展趋势。
The wavefront modulation system,which swiftly and flexibly performed the wavefront measuring and shaping in a coherent time,is vital in biomedical and optical communications.This high-speed wavefront modulation system,in particular,sets the basis for the effective application of coherent beams in the rapidly-changing scattering media,and digital micromirror devices combined with computed holography are an efficient method for the implementation of this technology.In this study,first,the importance,research advancement,and the application of high-speed wavefront modulation at coherent optical areas were introduced;thereafter,various binary computed holographic methods used in the current wavefront modulation technique were reviewed.The principles and the features of the holographic methods were specifically discussed,existing challenges in the holographic algorithm were summarized,and the trend of the binary computed holography was forecasted.
作者
方兆翔
赵娟
肖振中
师少光
孙瑞
朱礼彦
Fang Zhaoxiang;Zhao Juan;Xiao Zhenzhong;Shi Shaoguang;Sun Rui;Zhu Liyan(Shenzhen Institutes of Advanced Technology,Chinese Academy of Sciences,Shenzhen,Guangdong 518055,China;Shenzhen Orbbec Co.,Ltd.,Shenzhen,Guangdong 518057,China;College of Physics and Optoelectronic Engineering,Shenzhen University,Shenzhen,Guangdong 518060,China;School of Information Science Technology,University of Science and Technology of China,Hefei,Anhui 230026,China)
出处
《激光与光电子学进展》
CSCD
北大核心
2022年第2期41-54,共14页
Laser & Optoelectronics Progress
基金
国家自然科学基金青年基金(61805162)
广东省重点领域研发计划资助(2019B010149002)。
关键词
物理光学
快速光场调控
散射介质
数字微镜器件
二值化计算全息算法
physical optics
high-speed wavefront modulation
scattering media
digital micromirror device
binary computed holography
