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- Study on Fast Ultra-Precision Measurement Model in Laser Heterodyne Interferometry[J]. 引用该论文 钟志;谭久彬;马洪文;孙文法.
- A symmetrical common-path heterodyne interferometry is proposed,which utilizes a traverse Zeeman laser and a high-speed phase measurement technology. 提出了一种对称共路双频外差干涉测量硬盘磁头飞行高度的方法,用于在线检测磁头飞行高度瞬态调制变化。
- Furthermore, the low environment effect common path Heterodyne Interferometry is perfectly used to work with the phase shift measurement for the D-shaped optical fiber SPR sensor. 最后,低环境影响之共路径外差干涉术被完美的使用来量测表面电浆共振之相位飘移。
- Optical heterodyne interferometry together with reflective ellipsometry,a fast measurement technology with high anti-interference performance was applied to nanometer film. 结合激光外差干涉术和反射式椭偏测量技术,设计了一种抗干扰能力强,快速、高精度测量纳米厚度薄膜光学参数的方法。
- Collimating Optical Component systems Using Heterodyne Interferometer[J]. 引用该论文 张琢;孙东松;乔立杰;南京达.
- Spatial carrier heterodyne interferometry 空间载频外差干涉术
- The AOM heterodyne interferometer can be used in the case of the accuracy beyond nanometer. 用双声光调制器的外差干涉仪可以实现纳米测量。
- The signal processing methods of heterodyne interferometer dynamic data collection using FPGA are discussed. 介绍了利用现场可编程门阵列(FPGA)来实现外差干涉仪动态数据采集的信号处理方案。
- An absolute distance heterodyne interferometer using a dual longitudinal mode He Ne laser is proposed. 提出了一种采用双纵模稳频激光器的新型绝对距离测量外差干涉仪。
- A micro-Gal absolute gravimeter based on high-precision and high-stability heterodyne interferometer is presented. 本文提出的微伽绝对重力仪基于高精度、高稳定的差动干涉仪。
- Study on Drift of Nonlinearity in Nanometer Precision Heterodyne Interferometers[J]. 引用该论文 戴高良;殷纯永;谢广平.
- Influence of Metal-Coated Mirrors on Measurement Accuracy in Heterodyne Interferometric Ellipsometry[J]. 引用该论文 Deng Yuanlong;Li Yuezhi;Wu Yubin;Xu Gang.
- To measure the nonlinearity in laser heterodyne interferometer, a novel method to measure the nonlinearity was proposed. 摘要为了精确测量激光外差干涉非线性误差,提出了一种新的激光外差干涉非线性误差测量方法。
- A method of collimating optical systems by a heterodyne interferometer is described and the errors of the system measurements are analyzed. 描述了基于外差干涉仪原理的用于精密空间光学的准直方法,分析了该方法进行光学系统准直的系统误差;
- To compensate of the nonlinearity error of heterodyne interferometers in nanometer measurement,a method for reducing the first harmonic nonlinearity is proposed. 为了补偿激光外差干涉纳米测量中的非线性误差,提出了一种减小非线性误差的一次谐波方法。
- Based on the optical heterodyne interferometer and transmission ellipsometry, a new fast measurement technique of nanometer film was presented computational. 结合激光外差干涉法和透射式椭偏测量原理,研究了一种快速、高精度测量纳米厚度薄膜光学参数的方法。
- Its error source and the way of changing are analyzed, especially for two factors, i.e., elliptic polarization of laser and installation error of Wollaston prism, which can cause frequency mixing errors in common path heterodyne interferometer. 重点分析了在共光路外差干涉仪中由激光光源的椭圆偏振化和Wolaston棱镜的安装方位角引起的频率混叠误差的大小及变化规律。
- Frequency mixing errors caused by the two factors existing at same time, which are elliptic polarization of laser source and installation azimuthal error of Wollaston prism, were analyzed especially in common path heterodyne interferometer. 着重分析了在共光路外差干涉仪中由激光光源的椭圆偏振化和沃拉斯顿棱镜的安装方位角误差同时存在的情况下,引起的频率混叠综合误差的大小及变化规律。
- The influences on the measuring accuracy of an AOM heterodyne interferometer are analyzed in detail. Methods to eliuminate the influences are proposed and identified: employing two AOMs and obtaining its reference signal from the interferometer. 分析了在外差干涉仪中应用它们对测量精度的影响, 提出了消除这些因素影响的方法: 利用双声光调制器外差干涉, 并在干涉仪的内部提取测量的参考信号。
- Among them, the novel common-path heterodyne interferometric system, which is built with a pair of quarter waveplates to improve the measurement sensitivity, is my original design. 其中改良式外差干涉术,为我们最新提出的量测方式,是在共光程外差干涉仪中,加入两个四分之一波片,藉此增加我们量测折射率的灵敏度。
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