Critical angle definitions

critical angle

in optics, the greatest angle at which a ray of light, travelling in one transparent medium, can strike the boundary between that medium and a ... [1 related articles]
Found on http://www.britannica.com/eb/a-z/c/159

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critical angle

At a refractive boundary, the smallest angle of incidence at which total internal reflection occurs.
Found on http://www.daviddarling.info/encyclopedia/C/critical_angle.html

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critical angle

the greatest angle of incidence for which a wave propagating in a homogeneous medium of relatively high refractive index strikes an interface with a medium having a lower refractive index, and for which refraction is just possible NOTE - When light propagates in a homogeneous medium of relatively high refractive index (n_high)...
Found on http://www.electropedia.org/iev/iev.nsf/display?openform&ievref=731-03-23

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Critical Angle

The minimum angle of incidence at which Total Internal Reflection can occur. More details.
Found on http://www.encyclo.co.uk/local/20832

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critical angle

The angle of incidence at which a ray of light, in passing between two media, changes from refraction to total reflection. ... Synonym: limiting angle. ... (05 Mar 2000) ...
Found on http://www.encyclo.co.uk/local/20973

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Critical Angle

Greatest angle measured from normal at which light canbe refracted out of a stone. Small angle at which light istotally internally reflected.
Found on http://www.encyclo.co.uk/local/22148

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critical angle

The minimum angle at which a stone's pavilion facets can be cut to allow the light entering a gem to be reflected back out of the stone's crown, making the gem brilliant, instead of windowed. The proper critical angle varies, depending on a gem's refractive index.
Found on http://www.encyclo.co.uk/local/22290

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Critical Angle

The limiting angle at which a light ray will be totally internally reflected.
Found on http://www.encyclo.co.uk/visitor-contributions.php

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critical angle

Type: Term Definitions: 1. the angle of incidence at which a ray of light, in passing between two media, changes from refraction to total reflection. Synonyms: limiting angle
Found on http://www.medilexicon.com/medicaldictionary.php?t=4137

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Critical Angle

The critical angle is associated with refraction of light. This angle is the smallest angle of incidence at which total internal reflection (TIR) occurs
Found on http://www.users.zetnet.co.uk/computing/MainPage/SecDepts/Physics/Resources

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critical angle

[n] - the smallest angle of incidence for which light is totally reflected
Found on http://www.webdictionary.co.uk/definition.php?query=critical%20angle

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Critical Angle

The minimum angle of incidence for which total internal reflection occurs.
Found on https://www.encyclo.co.uk/local/20687

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critical angle

noun the smallest angle of incidence for which light is totally reflected
Found on https://www.encyclo.co.uk/local/20974

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critical angle

the minimum angle of incidence beyond which total internal reflection occurs for light traveling from a medium of higher to one of lower index of refraction; the angle of incidence for which refracted rays emerge tangent to the surface separating two media, the light traveling from the medium of higher to the medium of lower index of refraction.......
Found on https://www.infoplease.com/dictionary/critical-angle

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