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披露了一种适用于改变光信号的模式场的透镜装置。A lensed apparatus for altering the mode field of an optical signal is disclosed.

通过这项技术，可以有效提高光纤输出光束的光亮度。The use of the lensed fiber can improve the fiber output beam brightness greatly.

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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 use of the lensed fiber can improve the coupling efficiency and alignment tolerance greatly.

天文学家需要不同的颜色来拍摄于星系的距离估计并研究他们的更多细节。Astronomers need the diverse colors to estimate the distances to lensed galaxies and study them in more detail.

对采用锥形光纤微透镜的保偏光纤与超辐射发光二极管的耦合进行了理论分析。Theoretically, the coupling of cone lensed polarization maintaining fiber with superluminescent diodes is analyzed.

在图中还有其他背景性的透镜星系，而天文学家正是通过它们计算出了146-IG的质量。There are other lensed background galaxies in the image as well, and the astronomers used those to get the mass of 146-IG.

透镜光纤耦合系统因为其结构简单、加工方便、便于封装等特点成为比较热门的耦合方式。Lensed fibers are very popular at present because of their simple structures, easy product and integrated packaging properties.

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该星系发出的光受到阿贝耳2667引力透镜的影响，看上去就像是透过酒杯看远处的人一样。Light from this galaxy is gravitationally lensed by Abell 2667, appearing much like a distant person would appear through a wine glass.

还披露了一种适用于改变光信号的模式场的透镜装置和光学组件的制造方法。A method of manufacturing a lensed apparatus for altering the mode field of an optical signal, and an optical assembly are also disclosed.

透镜光纤可以应用在光纤和半导体激光器的耦合，光纤和波导的耦合，传感器探测方面以及医疗和生物应用等等。The lensed fiber can be used for fiber to LD coupling, fiber to waveguide coupling, detection in sensor, medical and biological applications and so on.

本文主要讨论大功率宽发射域半导体激光器的多模光纤微透镜耦合。The main topic in the thesis is the coupling the coupling between the high power single emitter broad area diode laser and micro lensed multimode fiber.

仔细观察上面的图像就会发现实际上在2点和4点上的弧状星系是相同星系的引力镜像图像。Close inspection of the above image will reveal that the arced galaxies at 2 and 4 o'clock are actually gravitationally lensed images of the same galaxy.

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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。The mostly used techniques to improve the coupling efficiency and alignment tolerance include using micro single lens, micro lens group and lensed fiber.

提高半导体激光器与光纤的耦合方法有很多，但目前比较广泛采用的就是光纤透镜法。A lot of methods are used to improve the ability of coupling between semiconductor laser and optic fiber, but lensed fiber is more extensively applied at present.

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 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.

本文介绍一些目前较为成熟实用的光纤透镜制作技术，并讨论这些制作技术的特性、限制与应用。This paper is to introduce some practical fabrication techniques of lensed fibers, and discuss the performances, limitations, and applications of these techniques.

光子晶体光纤射出的光在自由空间的传播特性上与高斯光束有类似的行为，但量测的数据与理论预测的数值仍有差异。The beams from the lensed photonic crystal fibers have similar behaviors as Gaussian beams, but the data gotten from the measurement and the theory are still discrepant.

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此外，该图像部分的透镜星系出现红色-大的距离，这些星系的红移介绍，轮班其光红色部分频谱。In addition the images of some of the lensed galaxies appear red — the large distance to these galaxies introduce redshift, which shifts their light to the red part of the spectrum.

为了提高半导体激光器与光纤耦合的耦合效率和失配容忍度，提出了利用带柱状楔形微透镜的多模光纤与大功率单片式宽发射域半导体激光器进行耦合的新技术。A novel technique that a broad-area diode laser is directly coupled to a cylindrical lensed multimode fiber is presented to improve the fiber coupling efficiency and alignment tolerance.

对几种典型的半导体激光器与光纤的耦合特性进行分析，提出提高耦合效率所采用的微透镜光纤的结构。Through analyzing the different typical coupling properties of semiconductor laser to optical fiber, the structures of lensed fiber is presented to enhance the coupling efficiency largely.