VIMitutoyo Metrological Standards Calibration Section (JCSS Accredited Cal. Lab. No. 0067)Frequency Standard Oscillator 〈Secondary Standard〉(As a standard of optical frequency comb)National Metrology Institute of Japan/National Institute of Advanced Industrial Science and Technology (NMIJ/AIST)The atomic clock synchronized to UTC 〈National (Primary) Standard〉National Metrology Institute of Japan/National Institute of Advanced Industrial Science and Technology (NMIJ/AIST)The atomic clock synchronized to UTC and the optical frequency comb 〈National (Primary) Standard〉Mitutoyo Miyazaki Plant(JCSS Accredited Cal.Lab. No. 0030)633 nm Iodine Stabilized He-Ne Laser〈Laboratory Reference Standard〉Mitutoyo Miyazaki Plant633 nm Stabilized He-Ne LaserOptical Flat/Optical ParallelOpticalMeasuringScale UnitsFormMeasurementSmall ToolInstrumentsPrecisionSensors ThermometerWorking StandardMeasuring InstrumentMitutoyo Metrological Standards Calibration Section(JCSS Accredited Cal. Lab. No. 0067)633 nm Iodine Stabilized He-Ne Laser〈Working standard〉Mitutoyo Utsunomiya Calibration Center(JCSS Accredited Cal.Lab. No. 0031)633 nm Stabilized He-Ne Laser〈Laboratory Reference Standard〉Mitutoyo Kawasaki Calibration Center(JCSS Accredited Cal. Lab. No. 0086)633 nm Stabilized He-Ne Laser〈Laboratory Reference Standard〉NMIJ/AISTReference atJEMICTemperature xed point〈National (Sub-Primary) Standard〉JCSS Accredited Cal.Lab.Temperature xed point/Platinum resistance thermometer〈Secondary Standard〉Mitutoyo Metrological StandardsCalibration Section(JCSS Accredited Cal. Lab. No. 0067)Temperature xed point(Triple point of water)/Platinum resistance thermometer〈Laboratory Reference Standard〉Traceability of Length FieldTraceability of TemperatureCoordinateMeasuring Machine Mitutoyo Utsunomiya Calibration Center(JCSS Accredited Cal.Lab. No. 0031)Standard Gauge Block/Micrometer Standard/Step Gage〈Working standard〉Mitutoyo Miyazaki Plant(JCSS Accredited Cal.Lab. No. 0030)Standard Gauge Block〈Working standard〉Mitutoyo Utsunomiya Calibration Center(JCSS Accredited Cal.Lab. No. 0031)Standard Gauge Block〈Laboratory Reference Standard〉VisionMeasuring MachineMitutoyo Sales and Service Division(JCSS Accredited Cal.Lab. No. 0186)Standard Gauge Block/Step Gage/ Standard Scale/633 nm Stabilized He-Ne Laser〈Laboratory Reference Standard〉Step GageRing GageGauge BlockStandard Scale Mitutoyo Hiroshima Calibration Center(JCSS Accredited Cal.Lab. No. 0109)Standard Gauge Block/Micrometer Standard/Step Gage〈Laboratory Reference Standard〉Dial Indicator TesterLaser LengthMeasuring MachineNote: This chart shows a simplied traceability system of Mitutoyo. Detailed traceability charts are published for each product. (As of July, 2021)NMIJ/AISTTemperature xed points〈National (Primary) Standard〉For the latest information, please refer to our website. https://www.mitutoyo.co.jpTraceability of Mitutoyo Standards Mitutoyo ensures and maintains traceability of various types of precision measuring instruments by holding standards of length and other physical quantities that are directly traceable to the national standards for use in calibrating the working standards used for the calibration of measuring instrument products supplied to industry. Furthermore, Mitutoyo offers a temperature calibration service which is indispensable for high-accuracy length measurement. In addition, Mitutoyo ensures and maintains traceability of its test equipment such as hardness testing machines and vibrometers. The Mitutoyo traceability system with the optical frequency comb at the top level, ensuring performance equivalent to that of the Japan’s national standard, and the calibration technology supporting this system are the basis of highly accurate and reliable products offered to customers.Certicate of JCSS accredited laboratory (Mitutoyo Metrological Standards Calibration Section)
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