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MIL-S-7393C, MILITARY SPECIFICATION: STEEL ALLOY CARBURIZING, BARS AND BILLETS, STEEL NICKEL-CHROMIUM (3310, 3316 AND 9310), AIRCRAFT QUALITY (28 AUG 1968)., This specification covers air melted nickel-chromium - molybdenum steels intended for use in carburized aircraft parts【英文标准名称】:Opticsandopticalinstruments-Testlensesforcalibrationoffocimeters-Part1:Testlensesforfocimetersusedformeasuringspectaclelenses
【原文标准名称】:光学和光学仪器.焦距计校正用检验镜头.第1部分:测量眼镜镜片的焦距计用检验镜头
【标准号】:ISO9342-1-2005
【标准状态】:现行
【国别】:国际
【发布日期】:2005-05
【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】:顶点屈光度;眼科光学;检验透镜;圆柱形;棱柱形;眼镜镜片;校正;光学设备;测量仪器;光学;公差(测量);光学仪器;前焦距测量仪;定义;球的;试验;规范(验收);光学测量
【英文主题词】:Calibration;Cylindricalshape;Definitions;Frontofocometers;Measuringinstruments;Ophthalmicoptics;Opticalequipment;Opticalinstruments;Opticalmeasurement;Optics;Prismaticshape;Specification(approval);Specifications;Spectaclelenses;Spherical;Testlenses;Testing;Tolerances(measurement);Vertexdioptricpower
【摘要】:ThispartofISO9342specifiesrequirementsfortestlensesforthecalibrationoffocimetersthatareusedforthemeasurementofspectacleformlenses.NOTEItisacceptedthatothertestlensescanalsobeusedwithpowerswithinthegivenrange,manufacturedtothesamestandardofaccuracyandform,butdifferentbackvertexpowers.However,onlylenseswithintegernominalpowers,asdescribedinAnnexA,canbeusedforthecalibrationofdigitally-roundingfocimeters.
【中国标准分类号】:N30
【国际标准分类号】:11_040_70
【页数】:9P;A4
【正文语种】:英语