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Your query 'Finland' produced 369 results New search
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Finland, MIKES (VTT Technical Research Centre of Finland Ltd, Centre for Metrology / Mittatekniikan keskus)
Complete CMCs in Time and Frequency for Finland (.PDF file)
Time scale difference. Local clock vs UTC, -1 s to 1 s
Absolute expanded uncertainty (k = 2, level of confidence 95 %) in ns: 200
Time interval measurement
Prediction time: 20 days
Fractional part of modulo 1 second difference, integer part can be provided also
Approved on 08 June 2007
Internal NMI service identifier: MIKES/1
 
Frequency. General frequency source, 10 Hz to 5E+09 Hz
Absolute expanded uncertainty (k = 2, level of confidence 95 %) in Hz: [(1E-11)f + 1E-05], f frequency in Hz
Counter
Averaging time: 100 s
Approved on 08 June 2007
Internal NMI service identifier: MIKES/6
 
Frequency. Frequency counter, 1 Hz to 8E+07 Hz
Absolute expanded uncertainty (k = 2, level of confidence 95 %) in Hz: [(1E-11)f + 1E-05], f frequency in Hz
Synthesised source
Averaging time: 100 s
Approved on 08 June 2007
Internal NMI service identifier: MIKES/9
 
Time interval. Period meter, 1E-08 s to 1E+04 s
Absolute expanded uncertainty (k = 2, level of confidence 95 %) in s: [(3E-12)T + 1E-09], T in s
Generator: pulse waveform, counter
Pulse amplitude: 0.5 V to 5 V
Slew rate at least 0.5 V/ns to stated uncertainty
Approved on 08 June 2007
Internal NMI service identifier: MIKES/12
 
Time interval. Period source, 1E-08 s to 1E+04 s
Absolute expanded uncertainty (k = 2, level of confidence 95 %) in s: [(3E-12)T + 1E-09], T in s
Counter: pulse waveform
Pulse amplitude: 0.5 V to 5 V
Slew rate at least 0.5 V/ns to stated uncertainty
Approved on 08 June 2007
Internal NMI service identifier: MIKES/14
 
Time interval. Time difference source, 1E-08 s to 1E+04 s
Absolute expanded uncertainty (k = 2, level of confidence 95 %) in s: [(3E-12)T + 1E-09], T in s
Counter: pulse waveform
Pulse amplitude: 0.5 V to 5 V
Slew rate at least 0.5 V/ns to stated uncertainty
Approved on 08 June 2007
Internal NMI service identifier: MIKES/15
 
Time interval. Time difference meter, 1E-03 s to 86400 s
Absolute expanded uncertainty (k = 2, level of confidence 95 %) in ms: 10
Stopwatch calibrator
Time base only, uncertainty does not include start-stop actions
Approved on 08 June 2007
Internal NMI service identifier: MIKES/16
 
Frequency. Local frequency standard, 1 MHz
Relative expanded uncertainty (k = 2, level of confidence 95 %) in Hz/Hz: 3E-12
Phase time measurement
Averaging time: 1000 s
Approved on 08 June 2007
Internal NMI service identifier: MIKES/2
 
Frequency. Local frequency standard, 5 MHz
Relative expanded uncertainty (k = 2, level of confidence 95 %) in Hz/Hz: 3E-12
Phase comparator
Averaging time: 1 s
Approved on 08 June 2007
Internal NMI service identifier: MIKES/3
 
Frequency. Local frequency standard, 10 MHz
Relative expanded uncertainty (k = 2, level of confidence 95 %) in Hz/Hz: 3E-12
Phase comparator
Averaging time: 1 s
Approved on 08 June 2007
Internal NMI service identifier: MIKES/4
 
Frequency. General frequency source, 1 Hz to 1E+07 Hz
Relative expanded uncertainty (k = 2, level of confidence 95 %) in Hz/Hz: 3E-12
Programmable divider, PPS comparison
Averaging time: 1000 s
Approved on 08 June 2007
Internal NMI service identifier: MIKES/5
 
Finland, MIKES-Aalto (VTT Technical Research Centre of Finland Ltd, Centre for Metrology-Aalto University)
Complete CMCs in Photometry and Radiometry for Finland (.PDF file)
Absorbance, regular, spectral. Spectrally-neutral material, 0 to 1
Absolute expanded uncertainty (k = 2, level of confidence 95 %): 0.0009
Comparison with air or reference filters
Wavelength: 250 nm to 1700 nm
Bandwidth: 0.5 nm to 5.7 nm
Beam: parallel
Geometry: near-normal
 
Absorbance, regular, spectral. Spectrally-neutral material, 1 to 2
Absolute expanded uncertainty (k = 2, level of confidence 95 %): 0.002
Comparison with air or reference filters
Wavelength: 250 nm to 1700 nm
Bandwidth: 0.5 nm to 5.7 nm
Beam: parallel
Geometry: near-normal
 
Absorbance, regular, spectral. Spectrally-neutral material, 2 to 3
Absolute expanded uncertainty (k = 2, level of confidence 95 %): 0.009
Comparison with air or reference filters
Wavelength: 250 nm to 1700 nm
Bandwidth: 0.5 nm to 5.7 nm
Beam: parallel
Geometry: near-normal
 
Absorbance, regular, spectral. Spectrally-neutral material, 3 to 4
Absolute expanded uncertainty (k = 2, level of confidence 95 %): 0.022
Comparison with air or reference filters
Wavelength: 250 nm to 1700 nm
Bandwidth: 0.5 nm to 5.7 nm
Beam: parallel
Geometry: near-normal
 
Correlated colour temperature. Tungsten source, 2800 K to 3250 K
Absolute expanded uncertainty (k = 2, level of confidence 95 %) in K: 5
Spectral measurement
 
Colour, emitted, x, y. General source, 0.1 to 0.9
Absolute expanded uncertainty (k = 2, level of confidence 95 %): 0.0005
Filter radiometers, spectroradiometer
Bandwidth: 1 nm to 20 nm
Type of source: tungsten lamp-based sources
Uncertainty for tungsten lamp close to standard illuminant A
 
Wavelength. Fibre optic source, 700 nm to 1650 nm
Absolute expanded uncertainty (k = 2, level of confidence 95 %) in nm: 0.01
Spectrum analyser, wavemeter
Wavelength range: 700 nm to 1650 nm
 
Wavelength. Optical spectrum analyser. Measurand unit, nm
Absolute expanded uncertainty (k = 2, level of confidence 95 %) in nm: 0.01
Measurement of lasers with known wavelength
Wavelength range: 780 nm, 1310 nm, 1480 nm to 1630 nm
 
Luminous intensity. Tungsten lamp, 1 cd to 10000 cd
Relative expanded uncertainty (k = 2, level of confidence 95 %) in %: 0.5
Reference photometer
Colour temperature: 2000 K to 3200 K