Measurement of refractive indices of ZF5 glass by auto-collimation method;
用自准直法测量ZF5玻璃的折射率
338μm) in the range from 30℃ to 170℃ were measured by auto-collimation method.
根据Er:Sr3Gd(BO3)3(Er:SGB)的透过率曲线粗略估计了该晶体的折射率,再利用自准直法,精确测量了30~170℃范围内,0。
In the system, both auto-collimating beam and position sensitive detector are introduced to detect tiny angle of electrical vibration table.
该系统采用自准直光路原理,利用位置敏感传感器对电振动台微小角度进行精密检测。
In the system,both auto-collimating beam and PSD which has high resolution of displacement are introduced to detect tiny angle of electrical vibration table.
该系统采用自准直光路原理,利用PSD对位置的高分辨能力特性,对电振动台微小角扭动进行精密测量。
Precise center location algorithm for circle target in CCD laser dual axis autocollimator;
激光CCD二维自准直仪中圆目标中心精确定位算法
Development and applications of the OEA 1 TV autocollimator;
OEA-1电视自准直仪的研制及应用
Research and Design of the Digital Optoelectronic Autocollimator;
数字光电自准直仪的研究与设计
Analysis of self-collimation and subwavelength imaging in one-dimensional metal-dielectric structure;
一维金属-介质周期结构的自准直特性和亚波长成像
The Research of Two Dimensional Photonic Crystal Devices Based on the Interference of Self-collimation Beams;
基于自准直光束干涉的二维光子晶体器件研究
A flat dispersion relation exists at this frequency, which is suitable for the self-collimation.
利用平面波展开方法计算了波状结构二维光子晶体(2DPC)的等频面,对等频面内矩形轮廓的等频线进行研究,提出了波状结构2DPC的自准直特性,运用时域有限差分(FDTD)方法模拟了波状结构2DPC在不同入射角情况下对所入射高斯光束的自准直作用。
Focused on the dynamic precision measurement of the optical moving target,a suit of experimental equipment of measuring the dynamic precision of the optical moving target by auto collimation was developed,and the principle and the process of it were proposed in this paper.
针对光学动态靶标动态精度的测量问题,研制了一套自准直法检测光学动态靶标动态精度的实验装置,对实验原理和实验过程进行了阐述,并对该系统进行仿真计算,结果表明该系统精度满足使用要求;介绍了光学动态靶标轴系精度的傅立叶级数展开的分析方法,对光学动态靶标动态精度进行了分析。
In order to solve the strong light interference during azimuth aiming process,an autocollimation angle measurement method based on moiré fringe was put forward combining the optoelectronic autocollimation principle with optical grating technique in dimensional metrology.
针对方位瞄准过程中的强光干扰问题,在结合光电自准直测角和光栅测长原理的基础上,提出了基于莫尔条纹的自准直测角方法。
The theory of the angle measurement based on optical autocollimation,internal reflection,interferometry and the ring laser geniomctor are described in detail.
通过综述光学自准直法、内反射法、激光干涉法和环形激光法等测角方法的测量原理,给出典型实验装置,比较了各种方法的优缺点,并对它们的使用场合进行了探讨。
In the light of abnormal automatic quasi-synchronizing connection with network at initial power generation stage in Lin- hekou hydropower plant,through the stability analysis of governor,exciting system,automatic quasi-synchronizing device,adjustment is made to partial parameter,setting of relative equipment.
针对蔺河口水电站发电初期机组自准并网不良情况,通过对机组自准并网时调速器、励磁系统及自动准同期装置的稳定性分析,对相应设备的部分参数、设置进行了调整,很好地解决了机组自准并网情况不良问题,并对相关设备运行中注意事项提出建议。