The coupling efficiency comes to 3%.
耦合效率达到3%左右。
We have obtained a coupling efficiency of 90% experimentally.
实验上获得了90%的耦合效率。
A high coupling efficiency was obtained by developing coupled technology.
通过改进耦合技术获得了较高的耦合效率。
We measured coupling efficiency of coupling interface, and analysed result.
测试了耦合接口的耦合效率，对测试结果进行了分析。
The results show that this novel coup-lor can greatly increase the coupling efficiency.
结果表明：这种新型的耦合器可显著增加耦合效率。
Coupling efficiency can be maximized by optimizing the relative aperture of coupling lens.
通过优化耦合透镜相对孔径，可以实现较高效率的耦合。
Without the misalignment, coupling efficiency increases with the decreasing of taper length.
时，耦合效率随著锥长的增加而减小。
The use of the lensed fiber can improve the coupling efficiency and alignment tolerance greatly.
通过这项技术，可以有效提高光纤输出耦合效率和容忍度。
The coupling efficiency of the amplifier and the factors affecting the output power improvement are investigated.
研究光纤放大器的耦合效率以及影响输出功率的因素。
Modulation depth and coupling efficiency were calculated in the range where LP03 mode are cut-off and LP02 mode are guided.
在少模光纤的LP03模截止且LP02导通的参数范围内，计算了调制深度和耦合效率与少模光纤参数的关系。
The mechanism and the application method was first introduced, then the theoretical coupling efficiency was given (about 90%).
介绍了微型棱镜耦合的原理和具体使用方法，理论计算所得的耦合效率约为90 %。
The simulated intensity distribution for the first-order TM mode shows that the coupling efficiency in the waveguide reaches 53%.
通过模拟计算一阶TM模的场强分布，我们得到耦合到输出波导中的效率达到53%。
With this model, all kinds of factors on the coupling efficiency and collimation degree of the muti-mode fiber collimator were analyzed.
利用所建立的模型，分析了各种因素对光纤准直器耦合效率和准直度的影响。
The numerical simulation shows that the first-order transverse modes have fairly high Q factor and high coupling efficiency to the output waveguide.
数值计算结果证明一阶横模具有很高的品质因子和很高的耦合输出效率。
The mostly used techniques to improve the coupling efficiency and alignment tolerance include using micro single lens, micro lens group and lensed fiber.
通常采用单个透镜，透镜组或者光纤微透镜的方式来改善半导体激光器的出射光束质量，提高耦合效率和容忍度。
Some factors that affect the coupling efficiency have been discussed and related methods to overcome those obstacles have been introduced in present review.
本文综述了影响多肽缩合效率的因素以及提高“困难序列”缩合效率的有效方法。
Based on mode field coupling theory, a model to calculate the butt-joint coupling efficiency between a multi-mode fiber and a single-mode fiber is presented.
采用模场耦合理论，推导出多模光纤与单模光纤的直接耦合效率表达式，计算得到耦合效率与所选用的多模光纤和单模光纤的纤芯芯径之间的模拟关系。
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。
The relation between coupling efficiency and mode field stimulated by SLD, fiber structures, shape of fiber butt and coupling operation parameters was analyzed.
分析了耦合效率与光源激发的光模场、光纤结构及光纤头部形状、耦合工作参数等因素的关系。
It acquired coupling power 7.23w and coupling efficiency better than 70%, when the fused side-coupler was pumped by a high-power laser diode arrays in experiments.
在将该熔接型侧面耦合器用于高功率半导体激光器阵耦合实验中，获得的耦合功率达到7.23W，耦合效率优于70%。
The coupling between butt fiber and cone lensed fiber is described in this paper. A theoretical model is presented and the formula of coupling efficiency is given.
建立了平端光纤与锥端微透镜光纤对耦合的理论模型，得到耦合系数的计算公式。
The coupling efficiency distribution along the probe taper and the transmission efficiencies versus the taper length, the tip diameter and the wavelength are given.
给出了光在探针锥中传输时耦合效率的分布情况，以及传输效率随锥长、针尖直径和光波长变化的特性。
It is also evident that for metallic and non-metallic microbeads the momentum coupling efficiency has different variation tendencies versus the focused beam spot diameter.
实验中还发现，金属小球和非金属小球的动量耦合系数随脉冲焦斑直径的变化趋势完全不同。
The alignment of laser beam to fiber end face and degradation of beam quality can increase the coupling losses. This paper analyzes their effects to the coupling efficiency.
激光与光纤的机械对准误差和光束质量下降导致了耦合损失，本文分析了它们对耦合效率的影响。
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。
It is found that both the momentum coupling efficiency and the overall energy conversion efficiency from light energy to kinetic energy are greater for shorter laser pulses.
实验测得的动量耦合系数和能量转换效率均随脉冲宽度的减小而增大。
This kind of coupling method is much more simple in manufacture technic, relatively easy to assemble, and it can obtain high coupling efficiency and has good practical value.
这种耦合方法制作工艺比较简单，耦合组装相对容易，可获得较高的耦合效率，具有较好的实用价值，目前在国内还没有这方面的报道。
Based on this analysis we have designed two type lens ducts and the coupling efficiency as high as 84% with quasi CW laser diode array was obtained for ar uncoated lens duct.
基于这种分析，我们设计了两种结构的透镜导管，用激光二极管阵列实验测得未镀抗反膜的透镜导管的耦合效率高达84%。
The coupling efficiency of laser with semiconductor power amplification, output power of laser with semiconductor power amplification and operating lifetime have been improved.
提高了半导体功率放大激光器的光耦合效率以及输出的光功率。
The quantity in relation to the coupling efficiency of an optical fiber:lasing mode, divergence angle, numerical aperture, focal diameter and precision optical fiber coupler are discussed.
围绕光纤耦合效率相关的量：激光模式、发散角、数值孔径、焦斑直径、精密光纤耦合器等问题进行了讨论；
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