Minimum deviation: Difference between revisions
From Glossary of Meteorology
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<div class="definition"><div class="short_definition">The minimum total [[deviation]], relative to neighboring deviations, of an incident [[wave]] (or [[ray]]) transmitted by a bounded, [[optically homogeneous]] body (e.g., prism, [[ice crystal]], [[raindrop]]).</div><br/> <div class="paragraph">The corresponding angle between the direction of the incident wave and that transmitted by the body is the [[angle of minimum deviation]]. [[Rainbows]] and [[arcs of 22°]] are, according to geometrical optics, formed at angles of minimum deviation.</div><br/> </div> | <div class="definition"><div class="short_definition">The minimum total [[deviation]], relative to neighboring deviations, of an incident [[wave]] (or [[ray]]) transmitted by a bounded, [[optically homogeneous]] body (e.g., prism, [[ice crystal|ice crystal]], [[raindrop]]).</div><br/> <div class="paragraph">The corresponding angle between the direction of the incident wave and that transmitted by the body is the [[angle of minimum deviation]]. [[Rainbows]] and [[arcs of Lowitz|arcs of 22°]] are, according to geometrical optics, formed at angles of minimum deviation.</div><br/> </div> | ||
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Latest revision as of 16:26, 25 April 2012
minimum deviation
The minimum total deviation, relative to neighboring deviations, of an incident wave (or ray) transmitted by a bounded, optically homogeneous body (e.g., prism, ice crystal, raindrop).
The corresponding angle between the direction of the incident wave and that transmitted by the body is the angle of minimum deviation. Rainbows and arcs of 22° are, according to geometrical optics, formed at angles of minimum deviation.