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bn:00009316n
Noun Concept
Categories: Light, Articles with short description, Geometrical optics, All articles needing additional references, Fiber optics
EN
beam  beam of light  light beam  ray  ray of light
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EN
A column of light (as from a beacon) WordNet 3.0
English:
optics
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A column of light (as from a beacon) WordNet 3.0 & Open English WordNet
A light beam or beam of light is a directional projection of light energy radiating from a light source. Wikipedia
In optics, a ray is an idealized geometrical model of light or other electromagnetic radiation, obtained by choosing a curve that is perpendicular to the wavefronts of the actual light, and that points in the direction of energy flow. Wikipedia
An idealized narrow beam of light Wikipedia Disambiguation
Abstract model of light used in optics. Wikipedia Disambiguation
Term in optics Wikidata
Projection of light energy Wikidata
An idealized narrow beam of light. OmegaWiki
An act of irradiating, or state of being irradiated. Wiktionary
A beam of light or radiation. Wiktionary
Beam of light or radiation. Wiktionary (translation)
A path a photon or a group of photons takes through space, visible as a column of light. Wiktionary
Column of light. Wiktionary (translation)
A beam or ray of light. Wiktionary
Beam or ray of light. Wiktionary (translation)
EN
I saw a ray of light through the clouds. Wiktionary
Isn't that shaft of light from that opening in the cave beautiful? Wiktionary