| 单词 | axis of refraction |
| 释义 | > as lemmasaxis of refraction b. axis of incidence: the line passing through the point of incidence perpendicularly to the refracting surface. axis of refraction: the continuation of the same line through the refracting medium. axis of double refraction: the line or direction on both sides of which double refraction takes place, but along which it does not exist. ΘΚΠ the world > matter > physics > electromagnetic radiation > light > refraction > [noun] > double refraction > axis of axis of double refraction1831 1734 Builder's Dict. Axis of Incidence, Refraction. 1796 in C. Hutton Math. & Philos. Dict. I. 178. 1831 D. Brewster Treat. Optics xvii. 147 An axis of double refraction..is not like the axis of the earth, a fixed line within the rhomb or crystal. It is only a fixed direction. 1836 Athenæum No. 448. 381 Like calcareous spar it has one axis of double refraction. axis of refraction angle of refraction, axis of refraction, index of refraction, plane of refraction, etc.; conical refraction, double refraction, seismic refraction, etc.: see the first element.extracted from refractionn.< as lemmas |
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