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- Fiber digital holography 光纤数字全息术
- In order to record and reconstruct digital hologram, a lensless Fourier digital holography setup device is bulit. 摘要为了有效的记录和再现物体的数字全息图，搭建了无透镜傅里叶变换数字全息装置。
- Reconstruction algorithms of digital holography are analyzed and experiment results are also given. 理论分析和实验结果均表明了该方法的可行性。
- A new method to protect the copyright of digital museum based on digital holography is proposed. 提出了一种基于数字全息术用于数字博物馆版权保护的水印方法。
- The studies of premagnification and phase- shifting lensless Fourier digital holography[J]. 引用该论文 袁操今;钟丽云;朱越;吕晓旭.
- Reconstruction of 3D object in off- axis lensless Fourier digital holography[J]. 引用该论文 谢建军;王大勇;王华英;陶世荃.
- Analysis and Experiment of Phase-Shifting Coaxial Lensless Fourier Digital Holography[J]. 引用该论文 吕晓旭;张以谟;钟丽云;罗印龙;佘灿麟.
- The analysis of the properties of recording and reconstructing in lensless Fourier digital holography[J]. 引用该论文 袁操今;钟丽云;朱越;王艳萍;吕晓旭.
- The last work is the applications of digital holography in the measurement of the displacement and deformation. 最后,介绍数字全息在位移和形变测量中应用。
- Digital holography is a novel optical branch compound of conventional optic holography and computer technology. 数字全息是光学全息与计算机技术结合的一种新的光学分支。
- It is discussed in theory that the feasibility of accomplishing in-line digital holography measurement, illuminated by spherical wave. 理论上讨论了球面波照明情况下实现同轴数字全息检测的可能性。
- In digital holography microscopy,the Fresnel approximation is no longer valid, when the object is placed near to the CCD. 在数字全息显微术中,当物体与CCD相当近时,菲涅耳近似条件将不再成立,对数字全息图必须用卷积法再现。
- With the traditional holographic theory, the record requirement, construction algorithm for lensless Fourier digital holography are analysed. 根据传统全息理论，分析了无透镜傅里叶变换数字全息的记录、再现原理和实验要点，并进行相应的数字图像处理。
- The study provides some theoretical and experimental guidance for the design and operation of a digital holography system. 这一研究为数字全息系统的设计和操作提供了一定的理论和实验指导。
- With the fast development of computer technology and the invention of CCD (Charged-coupled Device), more and more research was put on digital holography. 随着近年来计算机技术迅速发展和CCD(Charge-Coupled Device，电荷耦合器件)等高质量数字光敏元件的出现，近来对数字全息术研究工作逐渐增多。
- The method of particle digital holography with spherical wave recording and plane reconstructing is presented and its mathematical description is also given. 提出一种球面波数字记录平面波数字再现的粒子场数字全息方法，并给出了数学表达式。
- The progress situations of Optical 3D shape measurement technique are presented in this paper, especially Grating Projection Profilometry and Digital Holography Profilometry. 本文对现阶段被广泛采用的光学三维形貌测量技术的发展现状进行详细介绍，重点分析现已应用在三维形貌测量中的光栅投影技术和数字全息技术。
- In this paper, By use of the holographic theory and Fourier transform spectrum analysis, The impulse response and resolving power of Fresnel digital holography is presented. 本文依据全息理论和付里叶频谱分析，对菲涅尔数字全息系统的脉冲响应和分辩本领进行了理论分析。
- Conventional optical information encryption system can be divided into three kinds: double random phase encryption, iterative phase retrieve algorithm and digital holography. 常见的光学信息加密系统可以分为三类，一类是典型的双随机相位加密；
- With the development of computer technology, transducer technology, image processing technology and electron recording equipment, digital holography have been got more attention in recent years. 随着计算机技术、传感技术、图像处理技术及电子记录器材的发展，近年来数字全息术得到了国内外的密切关注。
