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Your query 'United Kingdom' produced 63 results
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| | | United Kingdom, NPL (National Physical Laboratory) | | | Complete CMCs in Photometry and Radiometry for United Kingdom (.PDF file)
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| Transmittance, regular, spectral. Spectrally-neutral material, 1E-03 to 1 | | Absolute expanded uncertainty (k = 2, level of confidence 95 %): 2.7E-05 to 1.6E-03, varies as the logarithm of the measurand | | Reference spectrophotometer | | Wavelength: 200 nm to 209 nm | | Bandwidth: < 3 nm |
| | | Transmittance, regular, spectral. Spectrally-neutral material, 1E-03 to 1 | | Absolute expanded uncertainty (k = 2, level of confidence 95 %): 4E-05 to 6E-04, varies as the logarithm of the measurand | | Reference spectrophotometer | | Wavelength: 210 nm to 219 nm | | Bandwidth: < 3 nm |
| | | Transmittance, regular, spectral. Spectrally-neutral material, 1E-03 to 1 | | Absolute expanded uncertainty (k = 2, level of confidence 95 %): 3E-05 to 4E-04, varies as the logarithm of the measurand | | Reference spectrophotometer | | Wavelength: 220 nm to 249 nm | | Bandwidth: < 3 nm |
| | | Emittance, spectral. General material, 0 to 1 | | Absolute expanded uncertainty (k = 2, level of confidence 95 %): 0.003 to 0.001, varies with wavenumber | | Spectrophotometer with reflectometer | | Wavelength range: 4000 cm-1 to 180 cm-1 | | Bandwidth: 2 cm-1 to 10 cm-1 | | Specific measurement conditions: regular reflectometer | | Regular reflectance measurements
Approved on 07 May 2007 |
| | | Emittance, spectral. General material, 0 to 1 | | Absolute expanded uncertainty (k = 2, level of confidence 95 %): 0.04 to 0.004, varies with wavenumber | | Spectrophotometer with reflectometer | | Wavelength range: 4000 cm-1 to 180 cm-1 | | Bandwidth: 2 cm-1 to 10 cm-1 | | Specific measurement conditions: hemispherical reflectometer |
| | | BRDF. General material, 0.0008 sr-1 to 1000 sr-1 | | Absolute expanded uncertainty (k = 2, level of confidence 95 %): (0.00003 + 0.0034R) | | Reference reflectometer | | Wavelength range: 350 nm to 400 nm | | Bandwidth: 10 nm to 20 nm | | Uncertainty values are for 0/45 geometry and white Spectralon. Uncertainty varies with scattering geometry and angular dependence of scattering properties of material
Approved on 07 May 2007 |
| | | BRDF. General material, 0.0003 sr-1 to 1000 sr-1 | | Absolute expanded uncertainty (k = 2, level of confidence 95 %): (0.00003 + 0.0019R) | | Reference reflectometer | | Wavelength range: 400 nm to 1000 nm | | Bandwidth: 10 nm to 20 nm | | Uncertainty values are for 0/45 geometry and white Spectralon. Uncertainty varies with scattering geometry and angular dependence of scattering properties of material
Approved on 07 May 2007 |
| | | Reflectance factor. General material, 0.25 % to 300000 % | | Absolute expanded uncertainty (k = 2, level of confidence 95 %): (0.01% + 0.0034R) | | Reference reflectometer | | Wavelength range: 350 nm to 400 nm | | Bandwidth: 10 nm to 20 nm | | Uncertainty values are for 0/45 geometry and white Spectralon. Uncertainty varies with scattering geometry and angular dependence of scattering properties of material
Approved on 07 May 2007 |
| | | Reflectance factor. General material, 0.1 % to 300000 % | | Absolute expanded uncertainty (k = 2, level of confidence 95 %): (0.01% + 0.0019R) | | Reference reflectometer | | Wavelength range: 400 nm to 1000 nm | | Bandwidth: 10 nm to 20 nm | | Uncertainty values are for 0/45 geometry and white Spectralon. Uncertainty varies with scattering geometry and angular dependence of scattering properties of material
Approved on 07 May 2007 |
| | | Wavelength. Spectrally-selective transmitting material, 200 nm to 2500 nm | | Absolute expanded uncertainty (k = 2, level of confidence 95 %) in nm: 0.1 | | Scanning spectrophotometer | | Wavelength range: 200 nm to 2500 nm | | Bandwidth: 0.1 nm to 5 nm | | Approved on 07 May 2007 |
| | | Wavenumber. Spectrally-selective transmitting material, 1028 cm-1 to 3060 cm-1 | | Absolute expanded uncertainty (k = 2, level of confidence 95%) in cm-1: 0.2 to 0.3 (depending on wavenumber) | | Scanning spectrophotometer | | Wavenumber values: 3060 cm-1, 2850 cm-1, 1943 cm-1, 1601 cm-1, 1583 cm-1, 1154 cm-1, 1028 cm-1 | | Bandwidth: 2 cm-1 to 10 cm-1 | | Approved on 07 May 2007 |
| | | Colour, surface, x, y, Y. General material, x, y = 0 to x, y = 0.9 | | Absolute expanded uncertainty (k = 2, level of confidence 95 %): 0.0002 | | Integrating sphere spectrophotometer | | Specific measurement conditions: 0/d, 2 nm bandwidth | | Type of material: non-fluorescent | | Approved on 07 May 2007 |
| | | Colour, surface, x, y, Y. General material, Y = 0 to Y = 1 | | Absolute expanded uncertainty (k = 2, level of confidence 95 %): (0.0005 + 0.0035Y) | | Integrating sphere spectrophotometer | | Specific measurement conditions: 0/d, 2 nm bandwidth | | Type of material: non-fluorescent | | Approved on 07 May 2007 |
| | | Colour, surface, x, y, Y. Fluorescent material, x, y = 0 to x, y = 0.9 | | Absolute expanded uncertainty (k = 2, level of confidence 95 %): 0.003 | | Reference spectrofluorimeter | | Type of source used: monochromator | | Specific measurement conditions: 0/45 | | Type of fluorescent material: general | | Approved on 07 May 2007 |
| | | Colour, surface, x, y, Y. Fluorescent material, Y = 0 to Y = 300 | | Absolute expanded uncertainty (k = 2, level of confidence 95 %): 0.003 | | Reference spectrofluorimeter | | Type of source used: monochromator | | Specific measurement conditions: 0/45 | | Type of fluorescent material: general | | Approved on 07 May 2007 |
| | | Colour, surface, x, y, Y. Diffusely reflecting material, x, y = 0 to x, y = 0.9 | | Absolute expanded uncertainty (k = 2, level of confidence 95 %): 0.0002 | | 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, x, y, Y. Diffusely reflecting material, Y = 0 to Y = 1 | | Absolute expanded uncertainty (k = 2, level of confidence 95 %): (0.0005 + 0.0035Y) | | 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*. 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 |
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