| 单词 | double refraction |
| 释义 | > as lemmasdouble refraction double refraction n. the fact of a ray of light being split up by certain minerals into two divergent, unequally refracted rays. ΘΚΠ the world > matter > physics > electromagnetic radiation > light > refraction > [noun] > double refraction double refraction1794 birefringence1889 1794 R. Kirwan Elements Mineral. (ed. 2) I. 241 It causes a double refraction. 1831 D. Brewster Treat. Optics xvii. 144 The refraction of the two pencils is called double refraction and the bodies which produce it are called doubly refractive bodies. double 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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