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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
 
Japan, NMIJ AIST (National Metrology Institute of Japan)
Complete CMCs in Acoustics, Ultrasound, Vibration for Japan (.PDF file)
Pressure sensitivity level. Measurement microphone type LS1P. Measurand unit, dB (reference: 1 V/Pa)
Absolute expanded uncertainty (k = 2, level of confidence 95 %) in dB: 0.05
IEC 61094-2:1992
Frequency: 63 Hz
Approved on 01 August 2004
 
Pressure sensitivity level. Measurement microphone type LS1P. Measurand unit, dB (reference: 1 V/Pa)
Absolute expanded uncertainty (k = 2, level of confidence 95 %) in dB: 0.04
IEC 61094-2:1992
Frequency: 80 Hz to 4 kHz
Approved on 01 August 2004
 
Pressure sensitivity level. Measurement microphone type LS1P. Measurand unit, dB (reference: 1 V/Pa)
Absolute expanded uncertainty (k = 2, level of confidence 95 %) in dB: 0.05
IEC 61094-2:1992
Frequency: 5 kHz
Approved on 01 August 2004
 
Pressure sensitivity level. Measurement microphone type LS1P. Measurand unit, dB (reference: 1 V/Pa)
Absolute expanded uncertainty (k = 2, level of confidence 95 %) in dB: 0.06
IEC 61094-2:1992
Frequency: 6.3 kHz to 8 kHz
Approved on 01 August 2004
 
Voltage sensitivity (modulus). Acceleration measuring chain. Measurand unit, V/(m/s2)
Relative expanded uncertainty (k = 2, level of confidence 95 %) in %: 0.3
ISO 16063-11
Acceleration: 10 m/s2 to 100 m/s2
Frequency: 40 Hz to 80 Hz
Approved on 01 August 2004
 
Voltage sensitivity (modulus). Acceleration measuring chain. Measurand unit, V/(m/s2)
Relative expanded uncertainty (k = 2, level of confidence 95 %) in %: 0.5
ISO 16063-11
Acceleration: 10 m/s2 to 100 m/s2
Frequency: 100 Hz to 200 Hz
Approved on 01 August 2004