Home    Key and supplementary comparisons    Calibration and Measurement Capabilities - CMCs
The BIPM key comparison database
Refine your search
CMC AREA
CMCs General Physics (235)
CMCs Chemistry (1)
PHYSICS >
Dimensional metrology (42)
Sound in air (23)
DC voltage, current, and resistance (22)
AC voltage, current, and power (21)
Pressure (17)
Mass, mass standards (16)
High voltage and current (13)
Vibration (11)
Radio frequency measurements (11)
Photometry (10)
Torque, Viscosity, Hardness and Gravity (10)
Frequency (8)
CHEMICAL MATERIAL
air (1)
CHEMICAL ANALYTE
ozone (1)
GEOGRAPHIC LOCATION
APMP (236)
India (236)
Result of the search
Your query 'India' produced 236 results New search
1  2  3 [Next >>]

 
India, NPLI (CSIR National Physical Laboratory of India)
Complete CMCs in Photometry and Radiometry for India (.PDF file)
Correlated colour temperature. Tungsten lamp, 2000 K to 3000 K
Absolute expanded uncertainty (k = 2, level of confidence 95 %) in K: 20
Colorimeter
Approved on 29 September 2001
 
Luminous intensity. Tungsten lamp, 1 cd to 100 cd
Relative expanded uncertainty (k = 2, level of confidence 95 %) in %: 1.6 to 1.4, varies with measurand
Reference lamps and photometers
Correlated colour temperature: 2000 K to 3000 K
Approved on 29 September 2001
 
Luminous intensity. Tungsten lamp, 100 cd to 1000 cd
Relative expanded uncertainty (k = 2, level of confidence 95 %) in %: 1.4
Reference lamps and photometers
Correlated colour temperature: 2000 K to 3000 K
Approved on 29 September 2001
 
Illuminance responsivity, tungsten lamp. Illuminance meter. Measurand unit, nA/lx
Relative expanded uncertainty (k = 2, level of confidence 95 %) in %: 1.4
Reference lamps and photometers
Correlated colour temperature: 2000 K to 3000 K
Approved on 29 September 2001
 
Luminous flux. Tungsten lamp, 1 lm to 100 lm
Relative expanded uncertainty (k = 2, level of confidence 95 %) in %: 2.0 to 1.8, varies with measurand
Integrating sphere, goniophotometer
Correlated colour temperature: 2000 K to 3000 K
Approved on 29 September 2001
 
Luminous flux. Tungsten lamp, 100 lm to 20000 lm
Relative expanded uncertainty (k = 2, level of confidence 95 %) in %: 1.8 to 1.9, varies with measurand
Integrating sphere, goniophotometer
Correlated colour temperature: 2000 K to 3000 K
Approved on 29 September 2001
 
Illuminance. Tungsten lamp, 1 lx to 1000 lx
Relative expanded uncertainty (k = 2, level of confidence 95 %) in %: 1.6
Photometer
Correlated colour temperature: 2000 K to 3000 K
Approved on 29 September 2001
 
Illuminance. Tungsten lamp, 1000 lx to 5000 lx
Relative expanded uncertainty (k = 2, level of confidence 95 %) in %: 1.6 to 2.0, varies with measurand
Photometer
Correlated colour temperature: 2000 K to 3000 K
Approved on 29 September 2001
 
Luminance. Tungsten lamp, 1 cd/m2 to 10 cd/m2
Relative expanded uncertainty (k = 2, level of confidence 95 %) in %: 2.0 to 1.8, varies with measurand
Calibrated integrating sphere diffuser and telephotometer
Correlated colour temperature: 2000 K to 3000 K
Approved on 29 September 2001
 
Luminance. Tungsten lamp, 10 cd/m2 to 1000 cd/m2
Relative expanded uncertainty (k = 2, level of confidence 95 %) in %: 1.8 to 1.6, varies with measurand
Calibrated integrating sphere diffuser and telephotometer
Correlated colour temperature: 2000 K to 3000 K
Approved on 29 September 2001
 
Luminance. Tungsten lamp, 1000 cd/m2 to 10000 cd/m2
Relative expanded uncertainty (k = 2, level of confidence 95 %) in %: 1.6 to 2.0, varies with measurand
Calibrated integrating sphere diffuser and telephotometer
Correlated colour temperature: 2000 K to 3000 K
Approved on 29 September 2001
 
Irradiance, spectral. Tungsten lamp, 0.001 W/(m2 nm) to 0.2 W/(m2 nm)
Relative expanded uncertainty (k = 2, level of confidence 95 %) in %: 6.0 to 1.9, varies with wavelength
Spectral irradiance comparator
Wavelength range: 280 nm to 400 nm
Bandwidth: 10 nm
Approved on 29 September 2001
 
Irradiance, spectral. Tungsten lamp, 0.001 W/(m2 nm) to 0.2 W/(m2 nm)
Relative expanded uncertainty (k = 2, level of confidence 95 %) in %: 1.9
Spectral irradiance comparator
Wavelength range: 400 nm to 800 nm
Bandwidth: 20 nm
Approved on 29 September 2001
 
Irradiance, spectral. Tungsten lamp, 0.001 W/(m2 nm) to 0.2 W/(m2 nm)
Relative expanded uncertainty (k = 2, level of confidence 95 %) in %: 3.3 to 5.2, varies with wavelength
Spectral irradiance comparator
Wavelength range: 800 nm to 2500 nm
Bandwidth: 50 nm
Approved on 29 September 2001
 
Time scale difference. Local clock vs UTC(NPLI), -0.5 s to 0.5 s
Absolute expanded uncertainty (k = 2, level of confidence 95 %) in ns: 2
Time interval measurement
1 pps amplitude: > 1 V (50 ohm)
Number of measurements: 100
Excluded DUT's effect
Approved on 15 June 2011
Internal NMI service identifier: NPLI/9
 
Time scale difference. Local clock vs UTC, -0.5 s to 0.5 s
Absolute expanded uncertainty (k = 2, level of confidence 95 %) in ns: 38
Time interval measurement
1 pps amplitude: > 1 V (50 ohm)
Number of measurements: 100
Prediction time: 20 days
Excluded DUT's effect
Approved on 15 June 2011
Internal NMI service identifier: NPLI/10
 
Time interval. Time difference meter, 1 s to 1740 s
Absolute expanded uncertainty (k = 2, level of confidence 95 %) in ms: 1.4E+02
Time interval measurement
Trigger level: manual press switch
Included DUT's effect and operator response time
Approved on 15 June 2011
Internal NMI service identifier: NPLI/11
 
Frequency. General frequency source, 1 Hz
Relative expanded uncertainty (k = 2, level of confidence 95 %) in Hz/Hz: 9.0E-14
Time interval measurement
Measurement time: 86400 s
Amplitude: > 1 V (50 ohm)
Excluded DUT's effect
Approved on 15 June 2011
Internal NMI service identifier: NPLI/1
 
Frequency. General frequency source, 1.0E+05 Hz
Relative expanded uncertainty (k = 2, level of confidence 95 %) in Hz/Hz: 9.0E-14
Time interval measurement
Measurement time: 86400 s
Amplitude: > 1 V (50 ohm)
Excluded DUT's effect
Approved on 15 June 2011
Internal NMI service identifier: NPLI/2
 
Frequency. General frequency source, 1.0E+06 Hz
Relative expanded uncertainty (k = 2, level of confidence 95 %) in Hz/Hz: 9.0E-14
Time interval measurement
Measurement time: 86400 s
Amplitude: > 1 V (50 ohm)
Excluded DUT's effect
Approved on 15 June 2011
Internal NMI service identifier: NPLI/3