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CMCs General Physics (6)
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Colour, surface, L*a*b* (6)
IONIZING RADIATION
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United Kingdom (6)
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Your query 'United Kingdom' produced 6 results New search

 
United Kingdom, NPL (National Physical Laboratory)
Complete CMCs in Photometry and Radiometry for United Kingdom (.PDF file)
Colour, surface, L*a*b*. General material, L* = 0 to L* = 100
Absolute expanded uncertainty (k = 2, level of confidence 95 %): 0.15
Integrating sphere spectrophotometer
Specific measurement conditions: 0/d, 2 nm bandwidth
Type of material: non-fluorescent
Approved on 07 May 2007
 
Colour, surface, L*a*b*. General material, a*, b* = -200 to a*, b* = 200
Absolute expanded uncertainty (k = 2, level of confidence 95 %): 0.1
Integrating sphere spectrophotometer
Specific measurement conditions: 0/d, 2 nm bandwidth
Type of material: non-fluorescent
Approved on 07 May 2007
 
Colour, surface, L*a*b*. Fluorescent material, L* = 0 to L* = 160
Absolute expanded uncertainty (k = 2, level of confidence 95 %): 0.003
Reference spectrofluorimeter
Irradiation conditions: monochromator
Specific measurement conditions: 0/45
Type of fluorescent material: general
Approved on 07 May 2007
 
Colour, surface, L*a*b*. Fluorescent material, a*, b* = -200 to a*, b* = 200
Absolute expanded uncertainty (k = 2, level of confidence 95 %): 1.2
Reference spectrofluorimeter
Irradiation conditions: monochromator
Specific measurement conditions: 0/45
Type of fluorescent material: general
Approved on 07 May 2007
 
Colour, surface, L*a*b*. Diffusely reflecting material, L* = 0 to L* = 100
Absolute expanded uncertainty (k = 2, level of confidence 95 %): 0.15
Integrating sphere spectrophotometer
Specific measurement conditions: 0/d, 2 nm bandwidth
Other types of material can also be calibrated
Approved on 07 May 2007
 
Colour, surface, L*a*b*. Diffusely reflecting material, a*, b* = -200 to a*, b* = 200
Absolute expanded uncertainty (k = 2, level of confidence 95 %): 0.1
Integrating sphere spectrophotometer
Specific measurement conditions: 0/d, 2 nm bandwidth
Other types of material can also be calibrated
Approved on 07 May 2007