The recent years, the diffraction grating technology is valued people's day by day.
近些年，光栅技术日益受到人们的重视。
The second kind angular dispersion and the analysis of characteristics of diffraction grating;
本文分析了斜射光波的光栅衍射特点，并在实验中得以验证。
By using ultraviolet (UV) imprint technology, the replication of micro-structure diffraction grating is studied.
研究了利用紫外压印技术复制微结构光栅的方法。
A reflecting hologram diffraction grating was fixed to the stage to form a closed loop displacement measuring system.
固定在工作台上的全息衍射光栅实现了对工作台位移的高精度闭环检测。
Finally adopted a diffraction grating monochromator spectral characteristics of optoelectronic devices as measuring equipment.
最终采用衍射光栅单色仪作为测量光电器件光谱特性的设备。
The characteristics of diffraction grating of oblique incidence light wave are analysed theoretically and verified in experiments.
本文分析了斜射光波的光栅衍射特点，并在实验中得以验证。
As the key device of a DWDM system, Etching Diffraction Grating (EDG) is one of the most potential types of planar waveguide DWDM devices.
作为波分复用中最关键的器件，蚀刻衍射光栅(EDG)是平面波导密集波分复用器件中很有发展潜力的一种。
Tuning mechanism consists of diffraction grating, trigger controller and high frequency stepping motor of monolithic microprocessor control.
调谐机构由单片机控制的高频步进电机、衍射光栅、触发控制器组成。
Emphasis is put on the experimental research on its tunable range and the bandwidth narrowing with a diffraction grating and a Fabry-Perot etalon.
重点介绍脉冲式染料激光器的波长覆盖范围及用光栅和法布里-珀罗标准具压缩谱线宽度等研究工作、实验结果及测试方法。
As one of the important technical specifications of diffraction grating, diffraction wave front aberration directly affects the grating resolution.
波前像差是衍射光栅的重要技术指标，它直接影响光栅的分辨率。
This paper presents a new non-contact displacement sensor with diffraction grating metrology system based on an improved Foucault focus detection method.
本文介绍了一种新型的基于改进傅科聚焦探测法且自带衍射光栅计量系统的非接触式位移传感器。
This paper quantitatively compares the spectrum characteristics between Fabry-Perot interferometer with gain medium and diffraction grating spectrometer.
对加入增益介质的F - P干涉仪的光谱特性与衍射光栅光谱仪的光谱特性作了定量对比。
The key problem of FBG sensor study is the optical fiber diffraction grating signal demodulation, namely, the detection of small shifting of wave length.
研究光纤光栅传感器的关键问题是光纤光栅的信号解调，即波长微小移位的检测问题。
Abstract : As one of the important technical specifications of diffraction grating, diffraction wave front aberration directly affects the grating resolution.
摘要 ：波前像差是衍射光栅的重要技术指标， 它直接影响光栅的分辨率。
In order to improve the convergence rate, a correct Fourier expand method was introduced to differential theory of the finite conductivity diffraction grating.
在有限电导率光栅的微分理论中引入校正傅里叶展开方法，改善了计算收敛性。
In this paper, the author describes the experimental installation and the principle of using diffraction grating to determine the refractive index of solid and liquid.
本文叙述了利用光栅衍射法来测定液体和固体折射率的实验装置及原理。
The structure light 3-d measurement system is based on the structure light scanning binocular vision measurement of machine vision diffraction grating code principle technology.
本文提出的结构光面扫描三维测量系统是基于机器视觉光栅编码原理的结构光扫描双目视觉测量技术。
According to metrological characteristics of diffraction grating, the measurement error models are built up and the equations between installation and measurement errors of grating are deduced.
根据衍射光栅的计量特点，建立了正交衍射光栅测量误差模型，推导了光栅安装误差与测量误差之间的关系。
Ruling with grating ruling engine is still the most important means for the fabrication of master grating. Hence, it is valuable to track the state-of-the-art of the diffraction grating ruling engine.
采用高精度的衍射光栅刻划机刻划依然是制作高质量母光栅最重要的手段，因此，跟踪世界光栅刻划机的最新技术进展具有重要的现实意义。
In this paper, the flat field polychromator (SPD - I) using an aberration - corrected flat fie1d holographic concave diffraction grating as both spectroscopic and oPtical imaging element is re-POrted.
报道一种利用象差校正平场全息凹面衍射光栅作为分光和成象元件的平场多色仪，该多色仪具有谱面平直、使用波段宽、集光本领强、体积小等优点。
A lot of grating messages including its profile can be derived from diffraction spectrum of grating according to Fourier optical theory.
根据傅立叶光学理论从光栅的衍射频谱中可以反推光栅本身的多种信息，包括其形貌特征。
The on - off of the first diffraction order of the grating is 87:1. The sample shows good switch ability.
制得的光栅其第一衍射级次的开关比为87：1，显示了较好的开关能力。
The diffraction characteristics of the phase mask for UV-written fiber grating is investigated using rigorous coupled-wave theory.
本文利用严格耦合波理论对用于光纤光栅制作的相位掩模的衍射特性进行了深入的研究。
What remain to be improved are the effect of the general noise in grating-making on the output quality and the imbalance of diffraction order intensity.
光栅制作时引入的综合噪音对输出质量的影响及各衍射级能量的不均衡问题尚待进一步改进。
The rigorous coupled-wave theory is used to analyze the characteristics of grating diffraction, and the results indicate that this method produces no phase distortion.
运用严格的光栅衍射耦合波理论分析光栅的衍射特性，发现该方案不会引入相位畸变。
Using the method of rigorous coupled-wave theory to compute the diffraction efficiency of a grating, the program for calculating diffraction efficiency for both te and TM polarization is made.
通过利用严格的耦合波理论计算光栅衍射效率的方法，分别编制出了计算te波和TM波的衍射效率程序。
Based on discrete diffraction light, an algorithm of holographic grating bandwidth compression is proposed.
提出一种基于离散衍射光的全息光栅的带宽压缩算法。
A numerical approach based on finite difference time domain (FDTD) method was presented for investigating the diffraction effect of a metal grating fabricated in QWIP.
本文给出了一种基于时域有限差分法(FDTD)的数值方法，计算制备在QWIP器件上的金属光栅的衍射效应。
According to the refractive index ellipsoid of uniaxial crystal, the relationship between diffraction efficiency of volume grating and polarization state of readout beam is theoretically analyzed.
根据单轴晶体的折射率椭球，从理论上分析了光折变体光栅的衍射效率与读出光偏振态的关系。
According to the refractive index ellipsoid of uniaxial crystal, the relationship between diffraction efficiency of volume grating and polarization state of readout beam is theoretically analyzed.
根据单轴晶体的折射率椭球，从理论上分析了光折变体光栅的衍射效率与读出光偏振态的关系。
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