Irradiance: Difference between revisions
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imported>Niek Sanders (Defn of irradiance.) |
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Irradiance is a term in radiometry. It is defined as the change in flux over the change in area: | {{subpages}} | ||
'''Irradiance''' is a term in [[Radiometry|radiometry]]. It is defined as the change in [[Radiant flux|flux]] over the change in area: | |||
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Typical units are [<math>\frac{W}{m^2}</math>]. Irradiance typically varies as a function of wavelength. | Typical units are [<math>\frac{W}{m^2}</math>]. Irradiance typically varies as a function of wavelength. | ||
The term "exitance" is used when talking about the irradiance leaving a surface. (E.g. the exitance from an area source). | The term "exitance" is used when talking about the irradiance leaving a surface. (E.g. the exitance from an area source).[[Category:Suggestion Bot Tag]] | ||
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Latest revision as of 07:00, 3 September 2024
Irradiance is a term in radiometry. It is defined as the change in flux over the change in area:
Typical units are []. Irradiance typically varies as a function of wavelength.
The term "exitance" is used when talking about the irradiance leaving a surface. (E.g. the exitance from an area source).