| 单词 | double refraction |
| 释义 | double refraction in British Englishnoun the splitting of a ray of unpolarized light into two unequally refracted rays polarized in mutually perpendicular planes Also called: birefringencedouble refraction in American English birefringence double refraction in American Englishnoun Optics the separation of a ray of light into two unequally refracted, plane-polarized rays of orthogonal polarizations, occurring in crystals in which the velocity of light rays is not the same in all directions Also called: birefringence Word origin [1870–75]This word is first recorded in the period 1870–75. Other words that entered Englishat around the same time include: Victorian, asymmetric, billing, onshore, washout |
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