【英文标准名称】:Videocameras(PAL/SECAM/NTSC)-Methodsofmeasurement-Part4:Automaticfunctionsofvideocamerasandcamera-recorders
【原文标准名称】:摄像机(PAL/SECAN/NTSC)测量方法第4部分:摄像机和摄像记录器的自动功能
【标准号】:IEC61146-4-1998
【标准状态】:现行
【国别】:国际
【发布日期】:1998-05
【实施或试行日期】:
【发布单位】:国际电工委员会(IX-IEC)
【起草单位】:IEC/TC100
【标准类型】:()
【标准水平】:()
【中文主题词】:摄象机;测头;测量;测量技术;照像机;视频设备;电视工程;摄影机;传感器
【英文主题词】:Automaticsystems;Camera-recorders;Cameras;Controlfunctions;Definitions;Environmentalcondition;Functions;Measurement;Measuringtechniques;NTSC;PAL;Picturerecording;Properties;SECAM;Sensors;Videocameras;Videoengineering;Videoequipment
【摘要】:ThispartofIEC61146appliestotheassessmentofcharacteristicsofautomaticfunctionswhichareimplementedincolourvideocamerasandcamera-recorders.Theperformancetobeassessedinthisstandardislimitedtoautomaticfunctionsrelatingtolightinputfromthelensandtotheelectronicoutputfromvideocamerasandthevideocameraportionsofcamera-recorders.Thisstandarddefinestestpatterns,measurementconditions,methodsofmeasurementandthepresentationofmeasuredresultssoastomakepossiblethecomparisonofthemeasurementresults.Thisstandardintendstoprovideanobjectivemethodofmeasurementforeachcharacteristicoftheautomaticfunctionsbuttheresultsofobjectivemeasurementsmaynotcorrelatewellwiththesubjectiveassessmentofautomaticfunctions.Itdoesnotspecifylimitingvaluesforthevariouscharacteristicsrelatedtoautomaticfunctions.
【中国标准分类号】:M73
【国际标准分类号】:33_160_40
【页数】:
【正文语种】:英语