| 单词 | optic angle |
| 释义 | optic anglenoun 1The angle formed by notional lines from the extremities of an object to the eye, or by lines from the eyes to a given point. 2 Crystallography The angle between the optic axes of a biaxial doubly refracting crystal.However, it was identified by Kile and Modreski as phlogopite; the optic angle was recently determined to be 16.7 degrees at a wavelength of 589. |
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