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【O07】Absolute Cryogenic Radiometer Measurement System (Service will be discontinued from 2025/08/06, with approval from BSMI, MOEA.)

Calibrated Device 

(1) Si Photodiode
(2) Ge Photodiode
(3) Trap Detector
(4) V(λ) Detector (detector-based scale realization)
(5) V(λ) Detector (substitution method)
(6) Luminous Intensity Standard Lamp

Range 

(1) Wavelength: 280 nm to 1100 nm
(2) Wavelength: 800 nm to 1700 nm 
(3) Wavelength: 330 nm to 1100 nm
(4)(5) Correlated color temperature: approximately 2856 K; illuminance: 40 lx to 6000 lx
(6) Correlated color temperature: approximately 2856 K; luminous intensity: 70 cd to 10000 cd

Uncertainty  

(1) Spectral responsivity: 0.38 % to 3.1 %(relative), depending on the wavelength
(2) Spectral responsivity: 0.36 % to 2.1 % (relative), depending on the wavelength
(3) Spectral responsivity: 0.18 % to 2.3 % (relative), depending on the wavelength
(4) Illuminance responsivity: 0.36 % (relative)
(5) Illuminance responsivity: 0.60 % (relative)
(6) Luminous intensity: 0.62 % (relative)