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irradiation
(redirected from light beam)

   Also found in: Dictionary/thesaurus, Encyclopedia, Wikipedia 0.01 sec.

irradiation

Subjecting anything to radiation, including cancer tumours (when it is a type of radiotherapy). See also food irradiation.

In optics, the term refers to the apparent enlargement of a brightly lit object when seen against a dark background.



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Mercedes also introduced its Intelligent Lighting System on E-Class models sold in Europe, which automatically adjusts light beam length and width depending on weather and driving conditions.
He explained a phenomenon called the photoelectric effect: When you shine a certain type of light beam on a metal plate, the light's energy causes the plate to eject electrons (negatively charged particles).
At Luhring Augustine, people stayed through several rounds, lounging in the chairs, pivoting between the various focal points, dipping their hands into the light beam that made the shadows.
 
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