【英文标准名称】:Lasersandlaser-relatedequipment-Testmethodsforlaserbeamwidths,divergenceanglesandbeampropagationratios-Part3:Intrinsicandgeometricallaserbeamclassification,propagationanddetailsoftestmethods
【原文标准名称】:激光和激光相关设备.激光束宽度、发散角度和束扩散率.第3部分:内在和几何激光束分类、扩散和试验方法细节
【标准号】:ISO/TR11146-3-2004
【标准状态】:现行
【国别】:国际
【发布日期】:2004-02
【实施或试行日期】:
【发布单位】:国际标准化组织(IX-ISO)
【起草单位】:ISO/TC172
【标准类型】:()
【标准水平】:()
【中文主题词】:分类;直径;参数;光学仪器;坐标系;射流;激光工程;尺寸;定义;分散;辐射质量;基本术语;功率密度;能量密度;测量单位;激光器;试验;测量装置;衍射;额定值;光学;光学设备;激光辐射;辐射;激光设备;发散角度;传导因数;测量技术;测量;设备;布置;符号;激光束
【英文主题词】:Basicterms;Classification;Coordinatesystems;Definitions;Diameter;Diffraction;Dimensions;Dispersion;Divergenceangles;Energydensity;Jets;Laserbeams;Laserengineering;Laserequipment;Laserradiation;Lasers;Layout;Measurement;Measurementset-up;Measuringtechniques;Opticalequipment;Opticalinstruments;Optics;Parameters;Plant;Powerdensity;Propagationfactors;Radiation;Radiationquality;Ratings;Symbols;Testing;Unitsofmeasurement
【摘要】:ThispartofISO11146specifiesmethodsformeasuringbeamwidths(diameter),divergenceanglesandbeampropagationratiosoflaserbeamsinsupportofISO11146-1.Itprovidesthetheoreticaldescriptionoflaserbeamcharacterizationbasedonthesecond-ordermomentsoftheWignerdistribution,includinggeometricalandintrinsicbeamcharacterization,andoffersimportantdetailsforproperbackgroundsubtractionmethodsrecommendableformatrixdetectorssuchasCCDcameras.Italsopresentsalternativemethodsforthecharacterizationofstigmaticorsimpleastigmaticbeamsthatareapplicablewherematrixdetectorsareunavailableordeliverunsatisfyingresults.
【中国标准分类号】:L51
【国际标准分类号】:31_260
【页数】:22P.;A4
【正文语种】:英语