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CMC AREA
CMCs General Physics (27)
PHYSICS
Dimensional metrology (27)
CMM artifacts (6)
End standards (4)
Gear standards (4)
Surface texture (3)
Length instruments (3)
Line standards (2)
Index of refraction (2)
Angle by circle dividers (1)
Roundness standards (1)
Flatness standards (1)
GEOGRAPHIC LOCATION
APMP (27)
Japan (27)
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Your query 'Japan' produced 27 results New search
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Japan, NMIJ AIST (National Metrology Institute of Japan)
Complete CMCs in Length for Japan (.PDF file)
Length instruments. EDM instrument: displacement. Offset value, 5 m to 200 m
Absolute expanded uncertainty (k = 2, level of confidence 95 %) in mm: 0.05
Laser interferometer and seven pillars
Approved on 24 April 2014
Internal NMI service identifier: NMIJ/Length
 
Length instruments. EDM instrument: displacement. Proportional factor, 5 m to 200 m
Absolute expanded uncertainty (k = 2, level of confidence 95 %): 0.4E-06
Laser interferometer and seven pillars
Approved on 24 April 2014
Internal NMI service identifier: NMIJ/Length
 
End standards. Gauge block: central length L, 0.5 mm to 250 mm
Absolute expanded uncertainty (k = 2, level of confidence 95 %) in nm: Q[23.4, 0.104L], L in mm, values range from 23 nm to 35 nm
Laser interferometer
Approved on 2 January 2019
Internal NMI service identifier: NMIJ/Length
 
End standards. Gauge block: central length L, 150 mm to 1000 mm
Absolute expanded uncertainty (k = 2, level of confidence 95 %) in nm: Q[20.2, 0.170L], L in mm, values range from 33 nm to 171 nm
Laser interferometer
Material: Any but low thermal expansion coefficient
Approved on 2 January 2019
Internal NMI service identifier: NMIJ/Length
 
End standards. Gauge block: central length L, 150 mm to 1000 mm
Absolute expanded uncertainty (k = 2, level of confidence 95 %) in nm: Q[28.0, 0.056L], L in mm, values range from 29 nm to 63 nm
Laser interferometer
Material: Low thermal expansion coefficient material
Approved on 2 January 2019
Internal NMI service identifier: NMIJ/Length
 
End standards. Step gauge: face spacing, L, 0 mm to 1020 mm
Absolute expanded uncertainty (k = 2, level of confidence 95 %) in nm: Q[172, 480L], L in m, values rangefrom 172 nm to 519 nm
CMM with laser interferometer
Material: steel
Approved on 2 January 2019
Internal NMI service identifier: NMIJ/DM
 
Line standards. Line standard: line spacing L, 0 mm to 1000 mm
Absolute expanded uncertainty (k = 2, level of confidence 95 %) in nm: Q[58.2, 0.126L], L in mm, values range from 58.2 nm to 139 nm
Laser interferometer
Material: low thermal expansion substrate
Approved on 24 April 2014
Internal NMI service identifier: NMIJ/Length
 
Line standards. One-dimension grating: pitch, 0.023 Ám to 8 Ám
Absolute expanded uncertainty (k = 2, level of confidence 95 %) in nm: Q[0.034, 1.98E-05L], L in nm, values range from 0.034 nm to 0.162 nm
Metrological AFM with laser interferometers
Approved on 24 April 2014
Internal NMI service identifier: NMIJ/DM
 
Angle by circle dividers. Rotary encoder calibration instrument, 0 ░ to 360 ░
Absolute expanded uncertainty (k = 2, level of confidence 95 %) in ": 0.01
Self-calibration
Approved on 17 May 2005
Internal NMI service identifier: NMIJ/DM
 
Flatness standards. Optical flat, 0 Ám to 10 Ám
Absolute expanded uncertainty (k = 2, level of confidence 95 %) in nm: 10
Fizeau interferometer
Maximum diameter: 300 mm
Approved on 16 March 2009
Internal NMI service identifier: NMIJ/DM
 
Surface texture. Depth standards (ISO 5436-1, type A): groove depth D, 0.5 Ám to 10 Ám
Absolute expanded uncertainty (k = 2, level of confidence 95 %) in nm: Q[7.8, 2.8D], D in µm, values range from 8 nm to 29 nm
Stylus instrument with laser interferometry
Approved on 2 January 2019
Internal NMI service identifier: NMIJ/DM
 
Surface texture. Depth standards (ISO 5436-1, type A), SH, 0.02 Ám to 0.3 Ám
Absolute expanded uncertainty (k = 2, level of confidence 95 %) in nm: Q[0.45, 3.9E-03SH], SH in nm
Interference microscope
Approved on 17 May 2005
Internal NMI service identifier: NMIJ/DM
 
Surface texture. Roughness standards (ISO 5436-1, type D1): amplitude parameter Ra, 0.1 Ám to 3.0 Ám
Absolute expanded uncertainty (k = 2, level of confidence 95 %) in nm: Q[7.0, 2.8Ra], Ra in µm, values range from 7 nm to 11 nm
Stylus instrument with laser interferometry
Average parameter: Ra (ISO 4287)
Approved on 2 January 2019
Internal NMI service identifier: NMIJ/DM
 
Roundness standards. Sphere and hemispheres: roundness, 0 Ám to 2 Ám
Absolute expanded uncertainty (k = 2, level of confidence 95 %) in nm: Q[7.6, 4.0R], R nominal roundness in µm, values range from 8 nm to 11 nm
Multi-step, stylus on spindle roundness instrument
Diameter: 5 mm to 100 mm
Approved on 28 January 2010
Internal NMI service identifier: NMIJ/DM
 
CMM artifacts. Ball plate: ball center coordinates, L, 0 x 0 mm2 to 560 x 560 mm2
Absolute expanded uncertainty (k = 2, level of confidence 95 %) in nm: Q[240, 560L], L in m, values range from 240 nm to 395 nm
CMM with laser interferometer
Material: steel
Approved on 2 January 2019
Internal NMI service identifier: NMIJ/DM
 
CMM artifacts. Ball plate: ball center coordinates, L, 0 x 0 mm2 to 700 x 700 mm2
Absolute expanded uncertainty (k = 2, level of confidence 95 %) in nm: Q[360, 860L], L in m, values range from 360 nm to 702 nm
CMM and reference gauge
Material: steel
Approved on 2 January 2019
Internal NMI service identifier: NMIJ/DM
 
CMM artifacts. Hole plate: hole center coordinates, L, 0 x 0 mm2 to 560 x 560 mm2
Absolute expanded uncertainty (k = 2, level of confidence 95 %) in nm: Q[480, 880L], L in m, values range from 480 nm to 688 nm
CMM with laser interferometer
Material: low thermal expansion glass gauge
Approved on 2 January 2019
Internal NMI service identifier: NMIJ/DM
 
CMM artifacts. Hole plate: hole center coordinates, L, 0 x 0 mm2 to 700 x 700 mm2
Absolute expanded uncertainty (k = 2, level of confidence 95 %) in nm: Q[720, 1440L], L in m, values range from 720 nm to 1239 nm
CMM and reference gauge
Material: low thermal expansion glass gauge
Approved on 2 January 2019
Internal NMI service identifier: NMIJ/DM
 
CMM artifacts. Ball bar: ball spacing, L, 0 mm to 720 mm
Absolute expanded uncertainty (k = 2, level of confidence 95 %) in nm: Q[260, 340L], L in m, values range from 260 nm to 358 nm
CMM with laser interferometer
Material: steel
Approved on 2 January 2019
Internal NMI service identifier: NMIJ/DM
 
CMM artifacts. Ball bar: ball spacing, L, 0 mm to 1020 mm
Absolute expanded uncertainty (k = 2, level of confidence 95 %) in nm: Q[320, 680L], L in m, values range from 320 nm to 764 nm
CMM and reference gauge
Material: steel
Approved on 2 January 2019
Internal NMI service identifier: NMIJ/DM