The Global Earth Observation System of Systems ... - PMOD/WRC
The Global Earth Observation System of Systems ... - PMOD/WRC
The Global Earth Observation System of Systems ... - PMOD/WRC
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GEOSS and Metrological Support for MeasuringM<br />
Radiometric<br />
Properties <strong>of</strong> Objects<br />
<strong>of</strong> <strong>Observation</strong>s<br />
Solution for the 0.2 µm – 3 µm m region<br />
Transferring the spectral radiance unit dimension<br />
Traditional approach<br />
Filament tungsten<br />
Primary<br />
standard<br />
incandescence lamps<br />
Reproducibility ~ 1 %<br />
Integrating<br />
sphere<br />
Imager<br />
Suggested approach<br />
Eutectic alloy fixed-point<br />
blackbodies<br />
Reproducibility ≤ 0.03 %<br />
Integrating<br />
sphere<br />
Imager<br />
16
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