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By using Yb 3+ doped double clad fiber with rectangular inner cladding and a set of back cavity mirrors with different transmission ratio , the double clad fiber lasers are constructed.

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Then double refraction and double reflection along the sequential interfaces in a crystal are discussed.

并討論了光在晶體內(nèi)沿多個界面的連續(xù)雙折射雙反射。

Double refraction and/or double internal reflection in a crystal along multiple successive interfaces can be seen as a cascade of that along two successive interfaces, and thus may also be calculated.

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First, based on Huygens' principle, formulas for double refraction and internal double reflection with different directions of propagation vector and wave vector are given.

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The general formulation of double refraction or internal double reflection at a single interface is analyzed in terms of Huygens'principle and surface boundary conditions.

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Information optics ; 1×N optical switch ; double refraction ; double reflection ; sequential interfaces ; integration

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With the relations between the output of the former interface and the input of the latter, double refraction and/or double internal reflection in a crystal along two and multiple successive interfaces can be calculated.

并討論了在晶體內(nèi)沿多個面的連續(xù)雙折射雙反射，分析了前一界面輸出量和后一界面輸入量之間的聯(lián)系狂野欧美AA片免费播放视频，得到多次雙折射雙反射后的光線方向和光波法線方向日本特级永久黄色网站?。