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Without the misalignment, coupling efficiency increases with the decreasing of taper length. 失配不存在时，耦合效率随著锥长的增加而减小。
In order to improve coupling efficiency, the bottom-truncated and top-truncated are put forward. 为提高耦合效率，提出了截底法和截顶法。
And the calculation method of effective transmissivity and the calculation formulas for coupling efficiency with spherical aberration being considered are given. 给出了微透镜有效透过率的计算方法和考虑球面像差时耦合效率的计算公式。
Using field coupling theory, the coupling efficiency of LD at different fiber inclined surface is discussed, and experimental results are presented too. 摘要应用场耦合方法模拟计算了不同光纤斜端面角度下半导体激光器的耦合效率，并进行了实验测量。
A new scheme to enhancing coupling efficiency and alignment tolerance andreducing insert loss for LD and fiber by cascading GRIN and SMF is reported. 提出采用GRIN与普通光纤级联,进一步提高耦合效率和失调容差的新思路。
A new scheme to enhancing coupling efficiency and alignment tolerance and reducing insert loss for LD and fiber by cascading GRIN and SMF is reported. 提出采用GRIN与普通光纤级联，进一步提高耦合效率和失调容差的新思路。
During laser penetration welding,the laser induced plasma above the keyhole will influence the coupling efficiency between laser beam and workpiece. 激光深熔焊接过程中,小孔上方的等离子体会影响激光和工件之间的耦合效率。
The effect of relative position between light source and tapered fiber on coupling efficiency of tapered fibers is also studied. 仿真试验研究了光源与光纤的相对位置、锥形光纤的尖端半径、锥形光纤的锥角大小对锥形光纤耦合效率的影响。
In addition, for this newly designed lensed fiber, the graph of coupling efficiency vs. offset and eccentricity is given. 对于新设计的熔锥形透镜光纤，文章还给出了偏移和偏心与耦合效率的关系曲线图。
A kind of flat box-like resonator for reactor-pumped lasers (RPL) is presented here, which has a zigzag propagation inside and high coupling efficiency with the reactor. 针对反应堆抽运激光(RPL),介绍了一类具有多折光路、与反应堆有较高耦合效率的谐振腔。
To achieve higher coupling efficiency between laser diode and fiber, the hyperbolic-end lensed fiber is used.A coupling efficiency of up to 86% has been demonstrated. 在光纤与雷射之间的耦合采用本实验室自行研制高耦合效率双曲线型光纤透镜，实验证明此双曲线光纤透镜耦光效率可达86%25。
The phase holograms are expected to be able to guide the emission straight out from the OLED device and hence the external light coupling efficiency can be improved. 这种相位全像术可以预期将发射出来的光直线导出有机发光二极体元件因此可以改善外部发光耦合效率。
In addition, this GTMA used as optical film can offer a 100 % fill factor and a simulation of optical coupling efficiency of 66.7% to improve luminance of backlight module (BLM). 此外三角无间隙微阵列透镜具100%25的填充系数而且模拟结果具66.;67%25的光学耦合效率，以改善背光模组亮度。
In this thesis, a novel fiber structure with advantages of high coupling efficiency, long working distance and better alignment tolerance has been presented. 中文摘要本篇论文提出一种同时具有高耦合效率、工作距离长、以及对准容忍度佳等优点之新型光纤架构。
As a combiner, with low insert loss, this component could be used in optical communication and double cladding fiber laser to improve coupling efficiency of pumping light. 作为低插入损耗合波器件可广泛应用于光通信以及双包层光纤激光器抽运光的注入。
Of these three error sources, it is found that the tilt of the TO-cap has the greatest effect on the coupling efficiency of the packaging subassemblies. 发现在芯片横向偏移、芯片倾斜和管帽倾斜这三种操作误差中，管帽倾斜对封装组件的耦合效率影响最大。
In order to improve the out coupling efficiency, we considered the total internal reflection (TIR) between air and substrate interface is a key place to be modified. 本篇论文主要是利用光学模拟的方法，模拟不同形状的微结构阵列贴附于有机发光原件时的光学特性。
In order to obtain good beam quality and high coupling efficiency, the lensed fiber is used for the coupling between semiconductor laser and single mode fiber. 通过采用透镜光纤，不但能获得半导体激光器与单模光纤之间高的耦合效率，而且还能获得好的光束质量。
The simulation results show that the optical coupling efficiency is determined by fiber position, the lens design of the photodiode chips, and the shape of the light source. 模拟结果显示，耦合效率的大小由光纤位置、芯片透镜尺寸和激光光源光斑形状共同决定。
But the study on the theory of Maxwell fisheye microspheric lens shows that on certain condition it has fine image formation ability and coupling efficiency. 但通过对麦克斯韦鱼眼微球透镜的理论研究表明,在一定条件下,它具有良好的成像性能和耦合效率。

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