单词 | quarter-wave plate |
释义 | > as lemmasquarter-wave plate quarter-wave plate n. Optics and Crystallography a plate of a birefringent substance cut parallel to the optic axis and of such a thickness that it introduces a phase difference of 90 degrees between ordinary and extraordinary rays passing normally through it. ΘΚΠ the world > matter > physics > electromagnetic radiation > light > refraction > [noun] > double refraction > substance quarter-wave plate1872 1872 J. D. Everett Deschanel's Elem. Treat. Nat. Philos. IV. lxv. 1048 When circularly-polarized light is transmitted through a Fresnel's rhomb, or through a quarter-wave plate, it becomes plane-polarized. 1970 D. W. Tenquist et al. Univ. Optics II. iii. 109 Quarter-wave plates are usually made of quartz or of mica (sandwiched between glass plates). 1992 S. P. Maran Astron. & Astrophysics Encycl. 195/1 The quarter-wave plate has the effect of mapping the elliptical polarized states following the crystal into linear polarization states. < as lemmas |
随便看 |
|
英语词典包含1132095条英英释义在线翻译词条,基本涵盖了全部常用单词的英英翻译及用法,是英语学习的有利工具。