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- The three-wavelength optical interferometric method was presented to measure the thickness of the nano-scale thin film. 给出三波长光干涉测量纳米级薄膜厚度的方法。
- Keywords three-wavelength;optical interferometric method;thin film measure;magnetic head; 三波长;光干涉法;薄膜测量;磁头;
- optical interferometric method 光干涉法
- A simple interferometric method for measuring the linear electro optic coefficients of poled polymer films is described. 报道了一种测量聚合物薄膜电光系数的简单方法。
- The accurate center location of fringe pattern is vital to measurement accuracy of interferometric method. 摘要 干涉条纹中心的定位精度对于干涉法的测量精度至关重要。
- A nonlinear interferometric method for diagnosis of phase aberrance of a laser radiation and its second harmonic is described. 阐述了超短激光光束位相差对相干控制光电流注入的控制作用,发展了一种诊断光束波阵面位相畸变的方案。
- Through analyzing two detecting methods of the BOTDR, we proposed the Brillouin scattering distributed sensing system based on optical interferometric detection as a fmial scheme. 论文在分析光纤传感器的分类和特点及布里渊散射分布式传感系统的传感原理的基础上,通过比较布里渊时域反射计法(BOTDR)的两种检测方式,最终选定了基于光相干检测的布里渊散射分布式传感系统设计方案。
- The theory of nonlinear refractive-index profile measurement of fibers using two-beam interferometric method is introduced, and the result of this experiment is given. 介绍了使用双光束干涉法测量变折射率光纤设备的原理及实验结果。
- Eight ERS1/2-SAR images recorded in the last ten years are used for determining the land-surface deformation in the Jungli Industry Park area by differential interferometric method. 摘要本研究选用八幅ERS1/2人造卫星所撷取的合成孔径雷达影像,以差分干涉法进行测量,成功获得中坜工业区过去十年内地表变形情形。
- FOIS Fiber Optic Interferometric Sensor 光纤干涉仪传感器
- fiber optic interferometric sensor 光纤干涉测量传感器
- fibre optic interferometric sensor 光纤干涉测量传感器
- An optic interferometer system based on optical multiplication for measuring absolute distance was presented. 介绍了一个基于光学倍乘原理的绝对距离干涉测量系统。
- The residual stress was evaluated by the Stoney’s equation and optical interferometer. 利用光学干涉仪测试得到了薄膜的残余应力;
- The X ray diffractometer, optical interferometer and scanning electronic microscope were used to observe the micro profiles of surfaces turned. 通过X射线衍射仪、白光干涉仪、扫描电镜对试件表面进行显微形貌观测,证实了振动车削时刀具对加工表面的强烈熨压效应。
- Testing asphere by subaperture stitching interferometric method 子孔径拼接干涉法检测非球面
- Using optical interferometry,elastohydrodynmic lubrication of films with an inlet-dimple was studied experimentally under ball-on-disc and spherical roller-on-disc contacts. 采用光干涉法对球-圆盘和椭圆滚子-圆盘形成弹流油膜的凹陷现象进行研究。
- Digital measurement of thickness was conducted by optical interferometry, assisted with a CCD camera to record fringes and a software package to analyze the fringes. 提出使用数字CCD拍摄光干涉条纹,使用图像处理软件进行灰度值扫描分析光干涉条纹的方法,对不透明薄膜进行光干涉法测厚。
- Coordinate measuring machine and optical interferometer are preferred instruments before and after polishing, respectively.Problems exist in both methods. 在抛光前后宜分别采用坐标测量机和光学干涉仪,两种方法都存在一些问题有待解决。
- Polarization-Mode Dispersion Meaurement for Single-Mode Optical Fibers by Interferometric Method 单模光纤极化模位移测量