Fig. 2. the structure of double grating monochromator.
图。2…双光栅单色仪结构图。
Based on Lau effect in double grating, the focal distance of lens is measured.
根据计量光栅的特点，可以利用双光栅效应测量透镜焦距。
Precise positioning using moire signal from double grating diffracting has high sensitivity and positioning accuracy.
利用双光栅衍射得到的激光莫尔信号进行精密定位具有很高的灵敏度和定位精度。
It consists of standard sources integrated sphere, double grating monochromator, detectors, and electronics-microcomputer system.
它由标准光源，积分球，双光栅单色仪，探测器及电子学—计算机系统组成。
The double grating monochromator structure of pure rotational Raman lidar is introduced and the corresponding lidar equation is deduced.
介绍了双光栅转动拉曼激光雷达的双光栅单色仪结构，并推导了相应的雷达公式。
In order to improve the processing speed and precision of the instrument, I have designed a fiber grating system, which is based on double ATMEL 89c52 8-bit SingleChip Microcontroller.
为了提高解调器的速度和精度，设计了基于双atmel 89c52的8位单片机的光纤光栅解调系统。
In the dispersion linearity aspect, the spectrometers with grating are linear. The nonlinear problem of shortwave for spectrometers with prisms can be solved through double-prisms.
在色散线性方面，光栅光谱仪基本线性，棱镜光谱仪的短波非线性问题可通过复合棱镜进行补偿。
A qualitative analysis of hologram with double beam interference and grating diffraction principles given in general physics is given.
基于普物光学的双光束干涉和光栅衍射，定性分析全息照相。
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 Angle spectrum analysis of self-image of double frequency grating is given. The grating duplication and the measurement of lens focus are obtained by Tablot effect of holographic phase grating.
本文给出了双频光栅自成象的角谱分析，并利用位相型的全息双频光栅的太保效应来进行复制光栅和测定透镜焦距等。
A new technique for measuring large displacement of object by non-contact optical method is presented. The method is called as single-grating double-image method.
提出了一种非接触光学法——单光栅双图像法测量物体大位移的新技术。
So a method of 3d measurement technology based on virtual grating of double frequency was present in the paper.
为解决该问题提出了利用双频虚拟光栅投影的三维测量方法。
So a method of 3d measurement technology based on virtual grating of double frequency was present in the paper.
为解决该问题提出了利用双频虚拟光栅投影的三维测量方法。
应用推荐