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Calibration and Measurement Capabilities
Photometry and Radiometry
In the CMCs uncertainty statements, the notation Q[a, b] stands for the root-sum-square of the terms between brackets: Q[a, b] = [a2 + b2]1/2
 
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Your selection : Photometry and Radiometry
 
Romania, INM (National Institute of Metrology)
Complete CMCs in Photometry and Radiometry for Romania (.PDF file)
Absorbance, regular, spectral. Spectrally neutral material, 2  to 3 
Absolute expanded uncertainty (k = 2, level of confidence 95%): 0.005 to 0.015, varies with measurand
Reference spectrophotometer
Wavelength range: 400 nm to 900 nm
Bandwidth: 1 nm to 5 nm
Approved on 31 January 2012
 
Absorbance, regular, spectral. Spectrally neutral material, 1  to 2 
Absolute expanded uncertainty (k = 2, level of confidence 95%): 0.003 to 0.005, varies with measurand
Reference spectrophotometer
Wavelength range: 400 nm to 900 nm
Bandwidth: 1 nm to 5 nm
Approved on 31 January 2012
 
Absorbance, regular, spectral. Spectrally neutral material, 0  to 1 
Absolute expanded uncertainty (k = 2, level of confidence 95%): 0.005
Reference spectrophotometer
Wavelength range: 400 nm to 900 nm
Bandwidth: 1 nm to 5 nm
Approved on 31 January 2012
 
Illuminance. Tungsten lamp, 10 lx to 4000 lx
Relative expanded uncertainty (k = 2, level of confidence 95%) in %: 2
Reference photometer
Correlated Colour Temperature: 2800 K
Approved on 20 April 2017
 
Illuminance responsivity. Illuminance meter. Measurand unit,  A/lx
Relative expanded uncertainty (k = 2, level of confidence 95%) in %: 1.2
Reference radiometer, monochromator
Correlated Colour Temperature: 2800 K
Illuminance level: 10 lx to 10000 lx
Approved on 20 April 2017
 
Irradiance, spectral. Tungsten lamp, 0.02 (W/m2)/nm to 0.25 (W/m2)/nm
Relative expanded uncertainty (k = 2, level of confidence 95%) in %: 5
Reference lamp and spectroradiometer
Wavelength: 400 nm to 900 nm
Bandwidth: 2 nm to 5 nm
Approved on 20 April 2017


 
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