Secondly, coupling theory of optical fiber and the application of optical fiber coupler in optical system are introduced.
其次,介绍了光纤耦合理论和光纤耦合器在光学系统中的应用。
A physical model of nonlinear evolution of chaotic signal propagation in optical fiber is presented by coupling chaotic laser system with optical fiber channel.
通过耦合激光混沌系统和光纤传输信道,提出光纤混沌信号传输的非线性演化物理模型。
For various types of LD and optical fiber, every coupling method has its advantages and disadvantages.
针对不同型号的LD和不同芯径的光纤,可选用合适的耦合方式。
The main polarization mode and coupling mode in PM fiber has some optical path difference because of internal birefringence.
保偏光纤内部的高双折射,使得其内部传播的偏振主模和耦合模之间存在着一定大小的光程差。
Optical coupling and transmission performing with optic fiber and fiber optic face plate, a new sector beam linear array scanning X-ray detector technique based on plane array CCD devices is proposed.
提出了一种基于面阵CCD器件,采用光纤和光纤面板进行光耦合及传输的扇形束线阵扫描X射线新型探测器技术。
The part of optic paths includes optical fiber strain sensor, lamp-house, optical fiber coupling instrument and light dispersion equipment.
光路部分包括光纤传感器、光纤、光源、光纤耦合器以及设计的解调光路部分。
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。
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;
The methods of coupling between LD and optical fiber can be divided into direct and indirect coupling according to whether optical devices exist between them.
LD与光纤的耦合,按照LD与光纤之间是否存在光学元件,耦合方式可分为两种,即直接耦合与间接耦合。
A design method of laser focusing optical system is described and the design examples of optical system used for coupling laser beam and optical fiber are given.
结合激光光学理论,提出一种激光聚光光学系统的设计方法,并给出激光光束与光纤之间的耦合光学系统的设计实例。
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.
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。
This thesis focuses on the coupling between semiconductor laser and the optical fiber.
本文主要讨论的问题是半导体激光器的光纤耦合。
Then we will analyze the coupling blue print of EOPCB, and compute the loss of fiber coupling with optical waveguide, it will be useful in experimentation.
对EOPCB的耦合接口方案进行了研究,针对直波导与多模光纤的耦合损耗进行了计算研究,为在实验过程中的具体操作提供了理论依据。
Optical coupling characteristic of using optical fiber measurement high speed turn object parameter from the theory and experiment both aspects is studied.
从理论和实验两方面研究了用光纤测量高速转动体参数的光耦合特性。
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.
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。
A tapered electro-optic polymer waveguide is proposed and designed for coupling light between single-mode optical fiber and polymer waveguide.
提出并设计了一种基于电光聚合物的锥形波导,可用于单模光纤与电光聚合物波导器件之间的连接。
A model for discrete mode-coupling centers with random coupling coefficients and equal intervals is proposed to simulate an actual single-mode optical fiber.
本文以一种离散、等间距的随机耦合模型来模拟实际单模光纤。
Free-space-to-fiber coupling technique investigated in this paper is the first challenge of applying fiber communication techniques to free space optical communications.
本文研究的空间光-光纤的耦合技术是自由空间光通信应用光纤通信技术的首要问题。
By splicing and tapering at the fusion point of single mode fiber and capillary optical fiber, an effective bi-tapered fiber coupling technique is implemented.
通过对单模光纤与毛细管光纤熔点处进行熔融拉锥实现了单模光纤与毛细管光纤之间的高效耦合。
While optical fiber Raman laser (RFL) can be a good pump of FRA. The coupling coefficient between FRL and the transmission fiber is very small, so the pump and the amplifier can be compatible easily.
而光纤拉曼激光器(RFL)又作为FRA的泵浦源,它与光纤的耦合损耗小,可以实现泵浦与放大的良好兼容。
The coupling of semiconductor laser and the optical fiber has vital significance to the semiconductor laser light beam quality improvement.
而半导体激光器与光纤的耦合,对半导体激光器的光束质量改善,有重要的意义。
The first chapter introduces the development, application of the semiconductor lasers and the relatively research of coupling between semiconductor lasers and optical fiber.
第二章讨论并归纳了半导体激光器光束特性,光纤传输特性以及影响耦合效率的因素。
Utilizing rectangular approximate in 3 dB fused-tapered optical fiber coupler, coupling ratio is analyzed theoretically.
利用矩形近似理论对用熔锥法制作的耦合器分光比进行了分析。
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.
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。
Optical fiber coupling technique is used in light sources and special optical system design is used in extender lens to make sure of more equal facula.
光源采用光纤耦合技术,扩束镜为专业光学设计,光斑更均匀;
To improve the output power of the single emitter diode laser, this paper proposed an optical fiber coupling method for single emitter diode lasers based on the polarization multiplexing.
为提高单管半导体激光器的输出功率,提出了基于偏振复用技术对多个单管半导体激光器进行光纤耦合的方法。
The results show that, its efficiency is higher and allowable error in assembling is increased. The coupling between the single-mode optical fiber with this kind of en…
具有这种形式端面的单模光纤在与光纤耦合中也能得到满意的结果。
The results show that, its efficiency is higher and allowable error in assembling is increased. The coupling between the single-mode optical fiber with this kind of en…
具有这种形式端面的单模光纤在与光纤耦合中也能得到满意的结果。
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