Radiometer

Rarity: Uncommon

A topic a little better known than average, read and translated beyond its own country.

Rarity follows how well known the article is: its views on the French and English Wikipedia over a year, and the number of languages it exists in.

At a glance

Class

Notion

Domain

Science and technology

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What Wikipedia says

A radiometer is an instrument for measuring radiometric quantities such as radiant flux (power), irradiance, or radiance. Definitions typically limit radiometry to optical radiation, but some definitions include other kinds of electromagnetic radiation.

Excerpt from the Wikipedia article “Radiometer”, under the CC BY-SA 4.0 license. Read the article on Wikipedia

Image: The original uploader was Timeline at English Wikipedia., CC BY-SA 3.0, via Wikimedia Commons.