critical angle

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Related to critical angles: Total internal reflection

crit·i·cal an·gle

the angle of incidence at which a ray of light, in passing between two media, changes from refraction to total reflection.
Synonym(s): limiting angle
References in periodicals archive ?
i']), the analysis of which demonstrates that hysteresis by critical angle of attack occurs in different values of inability to calculate the flow at [bar.
Therefore, all of the critical angles lie in the range [pi]/2 < [[theta].
n] together with their corresponding critical angles [[theta].
Table 1: Branch Points and Critical Angles n [[delta].

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