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Your query 'cenam' produced 307 results
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| | | Mexico, CENAM (Centro Nacional de Metrologia) | | | Complete CMCs in Electricity and Magnetism for Mexico (.PDF file)
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| Capacitance: dielectric capacitors. Fixed capacitor (mica), 1 nF | | Relative expanded uncertainty (k = 2, level of confidence 95%) in µF/F: 10 | | Substitution using an 8-digits capacitance meter | | Frequency: 1 kHz | | Voltage: 0.75 V | | Approved on 28 April 2011 | | Internal NMI service identifier: CENAM/E009-004-01 |
| | | Capacitance: dielectric capacitors. Fixed capacitor (mica), 10 nF | | Relative expanded uncertainty (k = 2, level of confidence 95%) in µF/F: 35 | | Substitution using an 8-digits capacitance meter | | Frequency: 1 kHz | | Voltage: 100 mV | | Approved on 28 April 2011 | | Internal NMI service identifier: CENAM/E009-004-02 |
| | | Capacitance: dielectric capacitors. Fixed capacitor (mica), 100 nF | | Relative expanded uncertainty (k = 2, level of confidence 95%) in µF/F: 40 | | Substitution using an 8-digits capacitance meter | | Frequency: 1 kHz | | Voltage: 10 mV | | Approved on 28 April 2011 | | Internal NMI service identifier: CENAM/E009-004-03 |
| | | Capacitance: dielectric capacitors. Fixed capacitor (mica), 1 µF | | Relative expanded uncertainty (k = 2, level of confidence 95%) in µF/F: 45 | | Substitution using an 8-digits capacitance meter | | Frequency: 1 kHz | | Voltage: 1 mV | | Approved on 28 April 2011 | | Internal NMI service identifier: CENAM/E009-004-04 |
| | | Inductance: self inductance, low values. Fixed inductor, 100 µH | | Relative expanded uncertainty (k = 2, level of confidence 95%) in mH/H: 0.60 | | Substitution using an LCR meter | | Frequency: 1 kHz | | Current: 30 mA | | Approved on 28 April 2011 | | Internal NMI service identifier: CENAM/E009-010-01 |
| | | Transmittance, diffuse, spectral. Spectrally-neutral material, 0 to 1 | | Absolute expanded uncertainty (k = 2, level of confidence ~95%): 0.003 | | Spectrophotometer | | Wavelength: 240 nm to 900 nm | | Bandwidth: 1 nm to 5 nm | | Specific measurement conditions: normal incidence | | Best measurement capability is valid only using PTB-certified white reference standard; the uncertainty increases for NPL certified references. | | Internal NMI service identifier: CENAM/520-D006-004 |
| | | Reflectance, diffuse, spectral. Spectrally-neutral material, 0.003 to 1 | | Absolute expanded uncertainty (k = 2, level of confidence ~95%): 0.002 to 0.003, varies with measurand | | Spectrophotometer | | Wavelength range: 380 nm to 780 nm | | Bandwidth: 1 nm to 5 nm | | Specific measurement conditions: 8°/d, 8°/t | | Best measurement capability is valid only using PTB-certified white reference standard; the uncertainty increases for NPL certified references. | | Internal NMI service identifier: CENAM/520-D006-003 |
| | | Colour, surface, x, y, Y. General material. x and y, 0.0001 to 1 | | Absolute expanded uncertainty (k = 2, level of confidence ~95%): 0.006 | | Spectrophotometer | | Specific measurement conditions: 8°/d, 8°/t | | Type of material: reflecting material | | Internal NMI service identifier: CENAM/520-D006-003 |
| | | Colour, surface, x, y, Y. General material Y, 0 to 100 | | Absolute expanded uncertainty (k = 2, level of confidence ~95%): 0.21 | | Spectrophotometer | | Specific measurement conditions: 8°/d, 8°/t | | Type of material: reflecting material | | Internal NMI service identifier: CENAM/520-D006-003 |
| | | Wavelength. Optical spectrum analyser, 600 nm to 1600 nm | | Absolute expanded uncertainty (k = 2, level of confidence ~95%) in nm: 0.03 | | Approved on 21 September 2005 | | Internal NMI service identifier: CENAM/520-D003-008 |
| | | Correlated color temperature. Tungsten lamp, 2000 K to 3200 K | | Absolute expanded uncertainty (k = 2, level of confidence ~95%) in K: 50 to 100, varies with measurand | | Spectroradiometer | | Internal NMI service identifier: CENAM/520-D005-003 |
| | | Color, emitted, x, y. General source, no range given | | Absolute expanded uncertainty (k = 2, level of confidence ~95%): 0.006 | | Spectroradiometer | | Bandwidth: 2.5 nm | | Type of source: tungsten lamp | | Internal NMI service identifier: CENAM/520-D005-003 |
| | | Fibre optics. Length. Single-mode optical fibre, 1 km to 15 km | | Absolute expanded uncertainty (k = 2, level of confidence ~95%) in m: 0.1 | | Phase shift method | | Wavelength: 1310 nm, 1550 nm, 1625 nm | | Standard used: vectorial network analyzer | | Approved on 29 June 2010 |
| | | Luminous intensity. Tungsten lamp, 1 cd to 10000 cd | | Relative expanded uncertainty (k = 2, level of confidence ~95%) in %: 1 | | Photometric bench and reference photometer | | Correlated colour temperature: 2856 K | | Internal NMI service identifier: CENAM/520-D008-001 |
| | | Illuminance. Tungsten lamp, 1 lx to 20000 lx | | Relative expanded uncertainty (k = 2, level of confidence ~95%) in %: 1 | | Photometric bench and reference photometer | | Correlated colour temperature: 2856 K |
| | | Illuminance responsivity, tungsten source. Illuminance meter. Measurand unit, A/lx or V/lx or Reading/lx | | Relative expanded uncertainty (k = 2, level of confidence ~95%) in %: 1 | | Photometric bench and reference photometer | | Illuminance: 50 lx to 3000 lx | | Correlated colour temperature: 2856 K | | Internal NMI service identifier: CENAM/520-D008-002 |
| | | Luminous flux. Tungsten lamp, 10 lm to 100 lm | | Relative expanded uncertainty (k = 2, level of confidence ~95%) in %: 1.4 | | Integrating sphere | | Correlated colour temperature: 2600 K to 3100 K | | Internal NMI service identifier: CENAM/520-D008-005 |
| | | Luminous flux. Tungsten lamp, 100 lm to 5000 lm | | Relative expanded uncertainty (k = 2, level of confidence ~95%) in %: 1.2 | | Integrating sphere | | Correlated colour temperature: 2600 K to 3100 K | | Internal NMI service identifier: CENAM/520-D008-005 |
| | | Luminance. Tungsten-based source, 10 cd/m2 to 40000 cd/m2 | | Relative expanded uncertainty (k = 2, level of confidence ~95%) in %: 1 to 1.6 | | Integrating sphere source | | Correlated colour temperature: 2856 K | | Internal NMI service identifier: CENAM/520-D008-006 |
| | | Luminance responsivity. Luminance meter. Measurand unit, A/(cd/m2), V/(cd/m2) | | Relative expanded uncertainty (k = 2, level of confidence ~95%) in %: 2.5 | | Integrating sphere source | | Luminance: 10 cd/m2 to 40000 cd/m2 | | Type of source used: Integrating sphere source | | Internal NMI service identifier: CENAM/520-D008-003 |
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