通过控制拉锥后的末端光纤尺寸，实现了多模光束输入转换成单模光束输出。
By controlling the taper end size of the fiber, the unique tapered fiber can convert a multi-mode beam into a single-mode one.
输出的光束质量较好，为准单模输出。该光纤放大器输出脉冲能量高，具有全光纤化、结构简单的特点。
A near diffraction limited beam was produced from the amplifier with quasi-single mode output... the results shows that the high pulse energy fiber laser has advantage of simple all fiber structure.
通过这种谐振腔设计的单横模激光器能使介质充分利用，使单模运转体积增大，并有很好的光束质量。
The laser device with this style could make the single model volume turn over the full entire medium and the quality of the light beam very good.
采用单模光纤抑制激光束的角漂移。
Single mode fiber is used to decrease the angular drift of laser beam.
实验证明，采用本文设计的调节系统完全可以取代经典波片，从而实现单模光纤中传输光束偏振态的自调效果。
It is proved by experiment that using the optical device may be used instead of the fractional wave plates of classical optics.
提出了时空变换脉冲整形系统中光束复原的一种新方法：用单模光纤代替通常时空变换法中的第二个电光偏转器。
A novel method is presented for compensating deflection in temporal-spatial transform pulse shaping system, using single-mode optical fiber instead of a second electrooptic deflector.
采用二元光学位相调制的基本思想，用二元纯位相型光学系统将椭圆高斯型激光束与单模光纤最佳耦合。
Based on the phase modulation of binary optics, the binary phase only masks are used to couple the elliptical Gaussian beam to single mode fiber.
采用二元光学位相调制的基本思想，用二元纯位相型光学系统将椭圆高斯型激光束与单模光纤最佳耦合。
Based on the phase modulation of binary optics, the binary phase only masks are used to couple the elliptical Gaussian beam to single mode fiber.
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