Radiometriaa
Radiometriaa is a field of measurement science focused on the quantitative assessment of radiant energy across the electromagnetic spectrum. It emphasizes obtaining accurate, traceable values of radiometric quantities such as radiant flux, irradiance, radiance, and spectral radiance, using standardized units and procedures to ensure comparability across instruments and laboratories.
Core concepts in Radiometriaa include the distinction between radiant quantities and those used in vision or
Instrumentation and methods revolve around calibrated detectors and controlled light sources. Common instruments include radiometers for
Applications of Radiometriaa span remote sensing, astronomy, solar energy metrology, material testing, and quality control in
Calibration, standards, and uncertainty management are central to the discipline. Institutions provide SI-traceable calibrations and characterize
See also Radiometry, Spectroradiometry, and Radiometric calibration.