耦合镜 meaning in English
coupling mirror
Examples
- 2 . we design a configuration of frequency - doubler according to the optimum focus condition and the cavity stability condition | a + d | < 2 and optimize it based on " mode - matching " and " optimum coupling " . 99 . 96 % of optical impedance - match efficiency and over 95 % of spatial mode - matching efficiency are achieved eventually by using t = 10 % of input coupler in our experiment
( 2 )根据最佳聚焦条件和腔的稳定性条件( | a + d | 2 )对四镜环型倍频腔进行了设计，并分别从“模式匹配”和“最佳输入耦合镜透射率的选择”两方面着手对腔进行优化，在我们的实验中采用10的输入耦合镜，获得阻抗匹配效率为99 . 96 ，空间模式匹配效率高于95以上的模式。 - Based on the convergence criterion of root - mean - square ( rms ) of phase and output power , the actual intensity on reflectors are solved with fox - li iteration so that the deformations of mirrors and one - way phaseshifts are calculated . by simulating one - way phaseshifts with zernike polynomial , the laser modes are studied with method of iteration and geometriy . the evaluation factors of components influences on beam quality is discussed
根据相位均方根值迭代收敛准则和输出功率，用fox - li迭代法求出反射镜上实际的光强分布和热源，得到镜面的位移变形和单程附加相移，以zernike多项式拟合单程附加相移，分别用迭代法和几何法计算了腔镜变形时的腔模光场，建立了光学元件对光束质量影响的评价因子，研究腔镜冷却效果和冷却方式，对输出耦合镜的变形进行了分析。 - In this paper , some investigation and design as following . have been carried out on er - yb codoped phosphate glass waveguide laser first , three primary performance parameters of er - yb waveguide laser pump threshold power ; output power and slope efficiency have been commulated and analysed theoretically based on er ~ ( 3 + ) - yb ~ ( 3 + ) energy configuration ; rate equation of stable state and transmitting equation . the influences of er - yb ions concentration ; enabled waveguide length ; light dot radius of signal light and pump light ; reflectivity of output lens on three above parameters have been researched
首先,从er ~ ( 3 + ) - yb ~ ( 3 + )能级结构出发,结合激光稳态速率方程与传输方程,对铒镱波导激光器的三个主要性能参数:阈值功率、输出功率、斜率效率作了理论计算分析,并研究了铒、镱离子浓度、光波导激活长度、信号光与泵浦光光斑半径比例、输出耦合镜反射率对这三个关键性能参数的影响。