Design and application on an optical fiber angular displacemen t sensor

利用分叉光纤束和特殊设计的金属温度自补偿旋转杆件作为传感器的核心元件。当受力产生扭转矩 ,驱使杆件敏感变形 ,反射镜系统端面与光纤端面之间产生扭转角位移 ,光通量变化。经后续信号电路系统的技术处理 ,即可获得角位移的线性输出、显示。The key part of sensor made of forking fiber beam and metal revolving rod with temperature self-compensation is specially d esinged.When force is applied, torsion accurred,making the rod to be deformed.An angular displacement takes place between the end face of reflector system and t hat of optic fiber.The light flux also changes.Through the signal handling of af fer end circuit system,the linear output and display of angular displacement can be obtained

Study on Alloy Steels for Laser Welding

就合金钢 35Cr Mo的机械特性研究了激光焊接中的机理及特性效应和最佳焊接工艺参数 ,指出影响激光焊接的主要因素。The mechanical characteristic of alloy steels on 35CrMo,that the mechanism and characteristic effect and optimum technological parameter in laser welding is studied in this paper The main element of influence of laser welding is pointed out

A New Kind of Optical Structures to Gather the Radiate,Recrive,Observe and Collimate for Three Shared Coaxial System

根据激光测距的特点,介绍一种通过特殊设计的锥棱镜(Pyram idal prism)并以其互成锥角的棱镜斜面与物镜,分别构成激光测距特性所要求的集发射、接收与瞄准三共轴且共用一个物镜的新光学结构。该结构可以满足对固定或运动目标的快速搜索、跟踪和实时的标定测量的要求。Following the theory of the laser range system,a new kind of optical stracture is put forward.It uses a special design pyramid lens.The angular surfaces of the lense are pyramidal angle each other.The sufaces and objective respectively form the three shared coaxial which can radiate,receive,observe and collimate.The system is a new optical structure which uses a shared objective.This structure can satisfy quick movement,tracking,real time demarcation of fixed or motorial object

基于iPhone平台的成三棋博弈算法研究与实现

成三棋游戏是经典的"二人零和、全信息、非偶然"博弈。本文使用极大极小值搜索算法对博弈树进行搜索,并运用Alpha-Beta剪枝与迭代加深搜索进行优化。该游戏基于iPhone平台,将Cocos2d游戏框架设计应用于成三棋项目中。通过对成三棋游戏的研究与分析,在博弈算法方面进行了大量的设计与优化,游戏达到了较高的智能水平

The Design of Nonsphere Objective in Pulse Laser Range System

简要介绍了脉冲激光测距的工作原理及其光电特性。并以总体设计所确定的初始结构参数为基础,应用薄透镜系统的初级像差理论的P、W法实现非球面物镜的优化设计,给出了满足系统要求的非球面物镜的像差结果。The working principle and photoelectricity characteristics of the pulse laser range system are introduced.On the basis of the initial structure parameters which is defined by general design,the optimize design of nonsphere objective can be come true by using the P.W method of elementary aberration theory of the thin lens system.The objective structure and optical aberration which satisfy the system's demand are given

Design and Reserch of A New Type Military Laser Range System

报导了一种新型的军用随伴火炮激光测距系统。该系统具有便携且易于与火炮联机使用和技术集成。战术展开后 ,实时将激光测距信息自动、快速转换为表尺装定密位 ,并同时赋予射击诸元。实现了各种野外气象条件下的精确测距This paper introdues a new type for laser range system of company with gun in military.It is easy the gun on line application and technical integration by the light and portable.After the deplogment for tactics,real time take the information of laser range can be used the auto and fast transformation on set the rear sight of closes,and at the time in entrust shoot order.The accurate range of under all kinds of meteorological conditions are realiged

Design and Research of Optical Structure for the Visible Light in the Coaxal

在激光技术的应用中,常常要对激光束实现某种实用空间界面的准确定位和聚焦。聚焦和定位的困难在于能够透过红外或紫外辐射的光学材料往往无法透过可见光,使得各种激光束的聚焦光斑的空间定位设计成为困难,阻碍了激光技术的应用。为此,结合课题的科研工作,研究设计了二种性能各异的同轴可见光导引光路结构,并在医疗临床应用中,获得了满意的效果。The main difficulty of pointing out of the visible light in the coaxal is can be transmission the optical material of infrared radiation but often unable to transmission.Given the space fixed position of focusing facula of lasers beam in difficulty.Same of the kinds of coaxied light system of point out are designed,through the clinical application of the exact of fixed position and quick and continues variable and the safe operation is reliable.The devolopings and applications of whole mechine system of the a way of technology is supplied for.福建省科技计划项目(No.2001I017)资

The Application of CCD Sensor to Focal Length Measuring

在透镜焦距测量中 ,利用线阵 CCD光电传感器作接收器 ,能够对透镜焦距实现在线自动测量和显示 ,并介绍该测量系统的工作原理、软硬件设计、测量误差及结果分析 .By using the CCD sensor as the detector,the focal length can be automatically measured and real time displayed.The principle of the focal length measuring system,the design of hardware and software,the measurement of error,and the analysis of results are described

Optical Fiber Sensor and its Application

本文阐述了光纤传感器系统原理及其特性并介绍了其在工程测量中的具体应用。This paper expounds the principle of the measurement system and its characteristics with optical fiber sensor.And the application on the measurement engineering is also introduced

RESEARCH ON AUTO-MEASURING PRECISELY LENS CURVATURE REDIUS WITH LINEAR CCD

介绍一种自动测量和显示透镜曲率半径的系统。叙述该系统的工作原理 ,分析系统软、硬件设计及测量产生的误差。An automatic measurement and display system with the CCD sensor and Newton ring,which measures and shows the lens curvarure radius,is presented .The operating principle of the system is briefly narrated.The software and hardware designs of the system and the errors caused during the measurement are analyzed