This paper suggests a new method of rapid and automatic measuring the spectral diffraction efficiency curve of plane grating.
本文提出了一种快速自动测试平面光栅光谱衍射效率曲线的新方法。
Compared with other similar optical switches, it has the advantages of short switching time, high diffraction efficiency and low operating voltage.
与同类光开关相比，这种开关具有开关时间短、衍射效率高和工作电压低的优点。
Photopolymer is a new material for holographic storage; it has a number of compelling properties such as high diffraction efficiency, relatively simple fabrication process, and long persistence.
光致聚合物是一种用于激光全息存储的新型材料，它具有衍射效率高、制作工艺相对简单、易于保存等优点。
Studied the read method for equal diffraction efficiency image.
研究了等衍射效率全息图的读出方法。
Its diffraction efficiency tested in experiments is more than 68%.
实验测出其衍射效率大于68%。
The LiNbO3's diffraction efficiency is over 14%. Dumping ratio is 50%.
而铌酸锂的衍射效率可达14%以上，倒空比为50%。
So the proper diffraction efficiency delay rate is selected for our practical need.
因此，可以根据实际应用的需要选取符合要求的衍射延迟速率。
The influence of absorption of crystal on reading diffraction efficiency is negligible.
另外，晶体的吸收对衍射效率的影响可以忽略。
The diffraction efficiency was 6.8 % from the laser holography images recorded by the coating.
使用该涂料所复制的彩虹全息图衍射效率可达到6.8%。
A holographic lens is developed and its reconstruction diffraction efficiency is as high as 63%.
实验研制了一个全息透镜，其再现衍射效率达到63%。
Meantime, the diffraction efficiency of the BSG is discussed based on rigorous coupled-wave theory.
还利用严格耦合波 理论对取样光栅的衍射效率问题进行了深入的研究。
The diffraction efficiency in the formula is just the minimum one to effectively compress the pulse .
关系式中的衍射效率即为能够有效地压缩脉宽的最小衍射效率。
A method of increasing the diffraction efficiency of hologram by using dilute development is presented.
本文介绍用稀释显影提高全息图衍射效率的方法。
With the increase of Mn doping amount, the diffraction efficiency firstly decreased and then increased;
各样品的衍射效率随锰量的增加先减少后增加；
The polarization state and the diffraction efficiency in different polarization holography were analyzed.
分析了不同偏振全息衍射光的偏振态以及衍射效率。
This paper suggests a new method for rapid and automatic measuring the spectral diffraction efficiency of gratings.
提出了一种快速自动测试光栅光谱衍射效率的新方法。
Adopting a method of four light beam exposure at the same time, the diffraction efficiency of the gratings is increased.
采用四光路同时曝光，提高了光栅的衍射效率。
Well uniform gratings can be obtained and diffraction efficiency can be greatly enhanced by using this optimization scheme.
结果表明双侧紫外光照射能够实现均匀性较好的光栅，是提高衍射效率的有效途径之一。；
This is mainly influenced by the filtering process in Fourier plane and the low diffraction efficiency of the encoding grating.
说明傅里叶频谱面的滤波处理及编码光栅的衍射效率对图象输出信噪比的影响。
A new method for measuring the spectral diffraction efficiency of plane grating with double-beam and single detector is suggested.
本文提出了一种双光束检测器测试平面光栅衍射效率的新方法。
The effect of the diffraction efficiency delay rate on the establishing time of laser pulse and the pulse shape is mainly discussed.
主要讨论了衍射效率延迟速率对输出脉冲的建立时间以及脉冲形状的影响。
The holographic diffraction efficiency spectrum was theoretically calculated from the photoinduced refractive index change spectrum.
由光致折射率变化曲线理论计算出了衍射效率随波长变化曲线。
It is verified experimentally that higher diffraction efficiency and resolution can be obtained by optical fiber image plane hologram.
认为光纤象面全息图可以获得较高衍射效率和分辨率，并对此进行了实验验证。
Characteristic curve of dilute development, relation between the developing time, the exposure and the diffraction efficiency are given.
给出了稀释显影的特性曲线以及衍射效率与显影时间、曝光量之间的关系。
The principle and method to improve the diffraction efficiency of relief holographic gratings by plasma etch is presented in this paper.
本文提出了用等离子体蚀刻法提高浮雕全息光栅衍射效率的原理和方法。
Based on the diffraction optical principle, a formula of the diffraction efficiency and etching depth error of the microlens is obtained.
基于衍射光学原理，获得了微透镜的衍射效率与蚀刻深度误差之间的关系式。
The absorption spectra, exponential gain coefficient, diffraction efficiency and effect carrier concentration of the crystal were measured.
测试晶体的吸收光谱、指数增益系数、衍射效率和有效载流子浓度。
The characteristics of the diffraction efficiency, compression, cross modulation, and intermodulation intensities are analysed theoretically.
分析了多维声光衍射的衍射效率、压缩、交叉调制和互调制强度等特性。
Furthermore, in two-center holographic recording, the effects of microcosmic optical parameters on diffraction efficiency are also important.
此外在双中心全息记录中，微观光学参量的优化对衍射效率影响也很重要。
The results show that diffraction efficiency of a lossless grating increases with the higher ratio of reference beam width to object beam width.
对于无吸收的光栅，参考光束相对物光束越宽，衍射效率将越高。
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