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。
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.
最后讨论并分析了影响固溶强化效果的四个主要因素，激光功率、扫描速度、光束质量以及光斑几何形状。
Finally, four main factors, laser power, scan speed, beam quality and geometric shape of spot are discussed which can can affect the result of laser solid solution.
同时，实验还表明，光源的光斑大小、形状对位置精度也有一定的影响。
At the same time, the experiments also show that the size and shape of the light speckle can also exert certain effects on the ultimate position precision.
获得精确的位置信息的同时不依赖于光斑强度、形状、对称性或尺寸。
Accurate position information is obtained independent of the light spot intensity profile, symmetry or size.
研究结果可为高功率光纤激光器、出射光斑为特定形状的光纤激光器的设计提供理论依据，对其他类似微结构光纤在激光器领域的应用具有借鉴意义。
The results may provide a basis for high power fiber lasers or for fiber lasers which have particular spot shape and are also helpful for similar microstructure fibers applied in laser areas.
研究结果可为高功率光纤激光器、出射光斑为特定形状的光纤激光器的设计提供理论依据，对其他类似微结构光纤在激光器领域的应用具有借鉴意义。
The results may provide a basis for high power fiber lasers or for fiber lasers which have particular spot shape and are also helpful for similar microstructure fibers applied in laser areas.
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