+Radiometry is the science of measuring radiant energy, across the [Electromagnetic Spectrum](/wiki/electromagnetic_spectrum). It quantifies the power and spatial distribution of radiation, from [Ultraviolet](/wiki/ultraviolet) to infrared, providing a foundation for understanding light's interactions.
+## See also
+- [Photometry](/wiki/photometry)
+- [Light](/wiki/light)
+- [Energy](/wiki/energy)
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