从亥姆霍兹方程出发,导出了自聚焦光纤中传导模在圆柱坐标系中的场分布形式,并给出了几个低阶模的分布图。
The propagation modes in selfco fiber, which features the laguerre Gauss distributions, are derived by solving the helmholtz wave equation incylindrical coordinates.
为了提高双包层光纤激光器泵浦光的耦合效率,对泵浦光采用直角棱镜组进行了光束整形、空间滤波、非球面镜聚焦。
In order to raise the couple efficiency of pumping double cladding fiber laser, the beam is reshaped with rectangular prisms, spatial filtered and focused with aspheric lens.
本文从一个新的途径研究了激光器阵列与光纤阵列的耦合,即采用自聚焦柱透镜阵列作激光束整形器件。
This article has studied the coupling of the laser array and the optical fiber array by a new way, namely using a selfoc column-lens array as the component of the laser beam shaping.
文中还介绍了采用光学对中法将光纤与自聚焦透镜耦合成自聚焦透镜光纤软线的制作过程及其应用。
The manufacturing process of fiber cord coupled with self-focusing lens by using optical alignment is presented, its application is described as well.
根据激光二极管和光纤的相关参数设计了聚焦透镜组。
The focusing lens set is designed with the related technical data of fiber and LD.
本文分析了光纤无源器件中使用的自聚焦透镜产生耦合损耗的原因,并提出了解决办法。
This paper analyses the causes of coupling loss produced by self-focusing lens used in passive fiber components, solutions are proposed to such causes.
本文报道了对大芯径石英光纤中皮秒脉冲激光自聚焦现象的实验研究和理论分析。
In this paper, experimental observation and theoretical analysis of self-focusing of picosecond laser pulses in large-core silica fibers are reported.
采用计算机控制技术、激光器调制技术、光纤耦合技术、微透镜聚焦技术,研究了半导体激光器的线阵。
Based on computer, laser modulation, fiber coupling and microlens focusing technology, fiber coupled laser diode array is researched.
自聚焦透镜与多模光纤的折射率分布都遵从平方律分布,基于这个事实,进行了以多模光纤生产工艺制造微型准直透镜的研究和设计。
Based on this fact, the research and design of micro align lens which is fabricated by means of multimode fiber fabrication techniques is carried out.
本文根据近轴子午光线方程,研究了自聚焦透镜光纤加速度计的工作原理;
Based on paraxial meridian-ray equation, the principle of fibre accelerometer using self-focussing lens is studied;
将激光束耦合进入光纤,聚焦于工件上实施焊接,采用光纤传输非接触焊接,具有更大的灵活性。
Will laser beam optical fiber laser coupling will enter. Focusing at implementation of workpiece on welding. By using optical fiber transmission non-contact welding, Have more flexibility.
用光线矩阵方法推导了光纤-自聚焦棒-反射器在共轴耦合情况下的后向耦合系数;
The expression of retroooupling coefficient of fiber-GRIN rod-reflector in coaxial coupling is derived by ray-matrix method.
用卤化银多晶光纤制成在关节式导光臂上使用的卤化银光纤手术刀头。 手术刀头由耦合器、光纤连接器、柔性金属管、聚焦透镜座等组成。
As a means for CO 2 laser beam, the handpiece for articulated arms was consisted of couple, fiber connecter, flexible metallic tube, lens.
用卤化银多晶光纤制成在关节式导光臂上使用的卤化银光纤手术刀头。 手术刀头由耦合器、光纤连接器、柔性金属管、聚焦透镜座等组成。
As a means for CO 2 laser beam, the handpiece for articulated arms was consisted of couple, fiber connecter, flexible metallic tube, lens.
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