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CMC AREA
CMCs General Physics (3)
PHYSICS
Photometry
Properties of detectors and sources
Properties of materials (3)
Reflectance, regular, spectral (3)
IONIZING RADIATION
Emission rate
GEOGRAPHIC LOCATION
EURAMET (3)
United Kingdom (3)
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Your query 'United Kingdom' produced 3 results New search

 
United Kingdom, NPL (National Physical Laboratory)
Complete CMCs in Photometry and Radiometry for United Kingdom (.PDF file)
Reflectance, regular, spectral. Spectrally-neutral material, 0.003 to 1
Absolute expanded uncertainty (k = 2, level of confidence 95 %): 0.002 to 0.003, depending on wavelength and reflectance
Reference reflectometer
Wavelength range: 320 nm to 1600 nm
Bandwidth: < 20 nm
Specific measurement conditions: as required
Other types of material can also be calibrated
Approved on 20 April 2017
 
Reflectance, regular, spectral. General material, 0 to 1
Absolute expanded uncertainty (k = 2, level of confidence 95 %): 0.001 to 0.003
Spectrophotometer with V-only reflectometer
Wavenumber range or wavelength range: 4000 cm-1 to 180 cm-1 or 2.5 µm to 56 µm
Bandwidth: 2 cm-1 to 10 cm-1
Specific measurement conditions: 10 °
Approved on 07 May 2007
 
Reflectance, regular, spectral. General material, 0 to 1
Absolute expanded uncertainty (k = 2, level of confidence 95 %): 0.0003 to 0.006 (depending on polarisation and angle)
Spectrophotometer with variable angle reflectometer
Wavenumber range or wavelength range: 4000 cm-1 to 180 cm-1 or 2.5 µm to 56 µm
Bandwidth: 2 cm-1 to 10 cm-1
Specific measurement conditions: 10 ° to 85 °
Approved on 07 May 2007