A new optical interferometer suitable for using in the scanning force microscope is presented. The cantilever itself is used as a micro interferometer element.
目前在扫描力显微镜中经常用到的氮化硅三角形探针本身可以作为一个基于点微射干涉的微干涉元件。
With using absolute optical interferometer for measuring length of block gauge, it is necessary to solve the problem of phase jump for reflecting of light on its surface.
在用绝对光波干涉法测量量块长度时,必须解决光在量块表面反射时的位相跃变问题。
A new equipment of dynamic aiming is described. Both optical interferometer principle and circuit construction are described. Experiments prove its rationality and feasibility.
介绍了一种新型的动态瞄准装置,描述了其光学原理、电路组成等,通过实验验证了其合理性和可行性。
On the assumption of wavefront prolongation, a new optical phase retrieval algorithm by conventional lateral shear interferometer with wavelet transform is introduced.
在常规横向剪切干涉仪的基础上,利用波前周期延拓的假设,基于小波变换的方法实现了波前重构。
Influences of input optical pulses including the control pulse and probe pulse on the switching window of ultrafast nonlinear interferometer (UNI) are studied by numerical simulation and experiment.
就超快非线性干涉仪(UNI)的输入光特性对其开关窗口的影响进行了数值模拟和实验研究,输入光包括控制光脉冲和探测光脉冲。
A piezoelectric ceramic, based on the converse piezoelectric effect, was used as optical phase modulator to design a fiber differential interferometer.
基于压电陶瓷的逆压电效应,采用压电陶瓷作为光相位调制器设计了光纤微分干涉仪。
The optical parameters of grating and intensity ratio among three beams in interferometer are derived from the view of optimization design.
从优化设计的角度求出了光栅的最佳参数以及干涉仪三束光的最佳光强之比;
The basic optical path of scatter plate interferometer is strictly analysed by using the principles of Fourier optics and statistical optics.
从傅里叶光学与统计光学原理出发,对散射板干涉仪的基本光路进行了严格分析。
A new kind of fiber temperature sensor combined fiber interferometer with electrooptic hybrid optical bistable device is proposed in this paper.
本文提出一种光纤干涉仪与光电混合光双稳装置相结合的新型光纤传感器。
The influence of the reflection phase shift and its dispersion on the optical performance of the short-cavity (SC) F-P interferometer was analyzed in details.
以此为基础,较为系统地研究了高反射镜面的反射相移及其色散对短腔长的F-P干涉仪光学性能的影响。
The mode discrimination and loss characteristics of unstable optical resonators with higher Fresnel number are analysed using theories of geometric-optics and interferometer.
采用几何光学和干涉仪理论,分析了较大菲涅尔数情况下,非稳腔内不同波型的区分方法以及它们彼此间的损耗率差异;
A new laser interferometer method is presented and used to quick measurement of parallelism of optical flat.
文章提出了一种新的检测方法即用数字波面干涉仪检测平晶的平行度。
This paper is concerned with the principle of a non - contact optical instrument for measuring the surface roughness of a magnetic disk with an opto-heterodyne interferometer.
根据外差干涉计量术的原理,研制了非接触式的光外差干涉磁盘表面粗糙度测量仪。
The cryogenic optical experiment equipment was comprised of cryogenic vacuum chamber, vacuum set, ZYGO interferometer, proof vibration sub-system and controlled measuring temperature 'sub-system.
该实验装置包括低温真空腔体、真空抽气系统、ZYGO干涉仪和防震平台以及监控测温系统。
The resolution of the laser interferometer is improved by using optical path difference doubling technique.
采用光程差放大技术,提高了干涉系统的分辨力。
In this paper, conventional testing methods were summarized. An interferometer was designed based on the schematic of zone-plate with a total optical path for testing aspheric surfaces.
本文针对非球面高精度检测,在总结现有检测方法的基础上,设计了基于波带板干涉法的共光路干涉系统。
Most of traditional methods of angular measurement based on a Michelson Interferometer or its modifications have the same principle: the rotation is transformed into an optical path difference (OPD).
传统激光干涉测角方法,大多采用迈克尔逊干涉仪光路或其变形,将角度测量转变为光程测量。
This paper present optical false heterodyne method. It's modulator of phase is constructed by LN crystal in Michelson's interferometer.
本文报导光学赝外差方法,它是利用LN晶体放置在迈克尔逊干涉仪的参考臂中做电光相位调制。
The principle measuring the spatial coherence and the temporal coherence of the optical field by Young's interference arrangement and Michlson interferometer respectively is described.
本文叙述用杨氏双缝干涉装置测量光场空间相干性和由迈克尔逊干涉仪测量光场时间相干性的原理。
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。
This paper describes a measuring system basing on an optical heterodyne interferometer, which utilizes a multi-mode laser diode and coupled optical fibers to adjust the coherent length of the system.
研究了一种采用多模半导体激光与耦合光纤、采取声光调制及调节相干长度的外差干涉系统。
A fringe locking phenomenon in a laser diode feedback interferometer with optical feedback in a certain extent can be observed, which is studied in this paper.
在激光反馈干涉中,当反馈光强度达到一定程度时,可以观察到条纹锁定现象的产生。
Digital laser plane interferometer is used to measure the surface of optical components and the wavefront aberration of non-confocal optical system.
数字式激光平面干涉仪是用于测量光学元件面形和无焦光学系统波像差的光学仪器。
Based on the principle of the differentiating interferometer, a novel optical fiber sound sensor was presented.
基于微分干涉仪原理,建立了一套新型光纤声传感器系统。
An all fiber Weak coherent optical fiber sensor (OFS) system for displacement measurement with a fiber Young's decoding interferometer is proposed and demonstrated.
提出并演示了一种由两光纤构成的杨氏干涉解调系统的全光纤低相干光纤位移传感系统。
The node is used as sampling flag and the beat-wave fringe fraction is measured with double frequency interferometer combined by optical components.
该装置以拍波合成的场强信号的节点为对准标志,以光路组合形成的双频激光干涉仪测量尾数部分。
The dynamic parameters of the micro tactile sensor are tested by using the self feedback optical fiber interferometer.
并采用自反馈光纤式麦克尔逊干涉仪测试了其动态特性参数。
The sensing signal is detected by means of compensating the optical path difference of the two orthogonal polarization modes by two arms path difference of Michelson interferometer.
用迈克尔逊干涉仪两臂光程差来补偿两个偏振模的光程差的方法探测传感信号。
The cantilever itself can be used as a point diffraction interferometer element, and a new optical interference probe based on this is set up to measure the deflection or amplitude of the cantilever.
发现了由于V形微探针的结构特点而引起的点衍射干涉现象,并据此构成了一种基于点衍射干涉的微探针振幅测量的干涉光探针,这种干涉光探针在国内外至今未见相同的报导。
Based upon the quasi-optical technique consideration, the dependence of the performance of a polarizing interferometer on the Gaussian beam parameters is analysed.
本文从准光技术考虑出发,分析了高斯光束参数对于极化干涉仪性能的影响。
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