In projected grating method used for measuring 3d surface topography, parameter calibration is the most important factor which affects the measurement precision.
应用投影栅线法在现场检测三维物体的形状时，参数标定是影响测量精度最重要的一个因素。
The invention relates to a method and a device for demodulating a fiber grating sensing network.
本发明涉及一种光纤光栅传感网络解调的方法和设备。
The invention relates to a method and a device for demodulating a frequency domain fiber grating sensing network.
本发明涉及一种频域光纤光栅传感网络解调的方法和设备。
A transmit matrix method to analyze the characters of irregular refractive index grating are provided.
介绍了一种可以分析任意折射率分布的光纤光栅的传输矩阵方法。
A method of measuring visual acuity with holographic grating is described. The measurement may be performed with a slightly modified conventional ophthalmoscope.
本文概述了用全息位相光栅干涉法将原眼科用的裂缝灯稍做改进便能测定人眼视觉锐度的新技术。
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。
Grating project is a common method use for profilometry in Computer-Aided Design, Reverse Engineering and other fields.
光栅投影法是计算机辅助设计、逆向工程等领域用于物体轮廓测量的常用方法。
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。
This method is realized by using laser grating shearing interferometer and Talbot effect.
这种方法是利用激光光栅剪切干涉仪和塔宝效应实现的。
A method of digital coding of grating by using color strips is presented.
研究了一种用彩色条纹对光栅进行数字编码的方法。
The main devices of the method include a grating interferometer, which controls the ruling engine motion, and a phase scanning mechanism.
该方法的主要装置包括一个用于控制刻划机运动的光栅干涉仪和一个相位扫描机构。
The spectral characteristics of sampled superstructure grating DBR (SSGDBR) semiconductor lasers were modeled using transfer matrix method.
利用传输矩阵法模拟了超结构光栅dbr半导体激光器的光谱特性。
A new dynamic method for the measurement of grating encoder has been developed and conducted in this paper.
本文探讨了计量圆光栅的精度检测问题，提出了一种新的动态检测方法。
An accelerometer shock dynamic calibration method by using grating laser interference technique is described in this paper.
介绍利用激光光栅干涉技术进行冲击加速度动态特性校准的一种方法。
A method for subdividing the grating pulse signal by means of using computer clock pulse is presented in this paper.
本文介绍了一种利用计算机时钟脉冲细分光栅脉冲信号相位的方法——改进型时钟脉冲细分技术。
The article provides a method of making an equal-distant ring hologram grating.
本文提出一种制作等间距同心环形全息光栅的方法。
Reflective spectral properties of sampled fiber Bragg grating is theoretically calculated by transfer matrix method.
用传输矩阵法从理论上计算了取样光纤布拉格光栅的反射谱特性。
System form and demonstration method for a demonstrator of grating spectra are presented.
介绍了光栅光谱演示仪系统的组成及演示方法。
The process of black-white medical pictures by grating modulation decolorization method was described with analysing typical cases.
本文叙述了利用光栅调制漂白法对医学黑白图象的处理过程，并介绍了典型病例。
An accelerometer shock dynamic calibration method with a grating laser interference technique is described, and the differential acceleration evaluation is specially discussed.
介绍了利用激光光栅干涉技术进行冲击加速度校准的一种方法，并着重讨论微分加速度的动态特性校准。
Make the ruling experiments for VLS grating using the phase scanning method. Analyze the ruling error primarily.
采用相位扫描方法进行了变栅距光栅的刻划实验，并对刻划误差进行了初步的分析。
The authors show that using the half-wave strip method to deduce the bright and dark fringe conditions of Fraunhofer grating diffraction is simpler than the amplitude vector method.
本文用半波带法对夫琅禾费光栅衍射进行分析该方法和常用的振幅矢量法相比，分析衍射条纹的位置更要快捷，明了。
By a simple sensor system and the intensity demodulation method of matched fiber Bragg grating, the fiber Bragg grating strain sensor is studied theoretically and experimentally.
采用一种简单的传感装置和匹配光纤光栅强度解调的方法，对光纤光栅应变传感进行了理论分析和实验研究。
The cosine grating is taken as the projected grating and the referenced grating; the projection moire method is analyzed by the physical optics.
以余弦光栅作为投影光栅和参考光栅，对投影型莫尔法从物理光学的角度进行了理论分析。
First, grating is projected on measured free surface, and height data of each point on free surface is measured by the grating projection method.
首先将矩形光栅投影在被测表面上，利用光栅投影法测量自由曲面上每点高度信息。
Among the tunable filter technologies of optical fiber grating sensors, the peak method is an usual way, but it has poor precision and the result is unstable.
在光纤光栅传感悬臂梁调谐滤波技术中，峰值法进行波长检测误差大，精度低，测量结果不稳定。
This paper studied the new method of the polymer packaging grating to improving the optical fiber grating stress sensing sensitivity coefficient.
对提高光纤光栅压力灵敏度系数的聚合物封装光栅的新方法进行了研究。
A simple and novel method for transforming a uniform fiber grating into a linearly chirped grating is presented.
报道一个简单而新颖的、能将均匀光栅改变为线性啁啾光栅的方法。
A new method of microlens focal length measurement by rotation method based on grating diffraction is introduced.
介绍了一种利用光栅的多缝衍射分光代替传统转角法的角度测量的微透镜焦距测量方法。
A new method of microlens focal length measurement by rotation method based on grating diffraction is introduced.
介绍了一种利用光栅的多缝衍射分光代替传统转角法的角度测量的微透镜焦距测量方法。
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