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.
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。
The dispersive and nonlinear properties of the microstructure fiber with hexagonally distributed air-holes in the cladding are numerically simulated by using the vectorial beam propagation method.
采用矢量光束传输法对空气孔包层呈正六边形分布的微结构光纤的色散和非线性特性进行了数值模拟。
In the cladding while counting in the phase change, using the transverse shift and the phase change of the total reflected light, we derive the beat length formula of the isotrope fiber.
利用全反射光在光纤包层中的横向偏移和相位变化导出了全反射拍长计算公式。
A new refractive index sensing scheme based on the cladding modes of fiber Bragg grating (FBG) is presented.
提出了基于光纤布拉格光栅(FBG)包层模式的折射率传感方案。
In order to improve radiation resistivity, the elements with smaller atomic number should be selected as dopants in both core and cladding of the fiber.
指出选用原子序数小的元素作光纤掺杂剂会有利于光纤抗辐照性能的提高。
In this paper, microstructure D-shape and hexagon inner cladding ytterbium doped fiber was designed and fabricated based on requirements of high power fiber laser.
文章作者根据高功率光纤激光器的性能要求,设计和制备了内包层为D形和六边形的微结构掺镱双包层光纤。
The method is compared with the simple analysis for loss characteristics of cladding modes propagating through the fiber and the measured results are in good agreement with theoretical curves.
该方法与以往所做的对沿光纤传播的包层模式功率的损失特性的简单分析对比,测量结果与理论曲线十分相符。
The optical fiber cladding serves as an important part of the fiber connector, an optical passive component of the greatest demand in optical communications field.
光纤陶瓷插针是光纤连接器的重要组成部分,后者是近年来光纤通信实用领域需求量最大的无源器件。
A simplified theoretical model of double-cladding fiber laser is presented.
提出了双包层光纤激光器简化的理论模型。
The waveguide is preferably in the form of an optical fiber having a cladding that contains a photonic band gap structure which in turn envelopes a light conducting, hollow core portion.
所述波导采用的形式最好是具有包含光子带隙结构的包层而 该结构又包住传导光的空芯部分的光纤。
As the refractive index of the overlay is higher than that of the cladding, the Long Period fiber Grating (LPG) element exhibits high sensitivity.
对于涂覆长周期光纤光栅(LPG)传感元件,涂覆层折射率大于包层折射率时将具有很高的灵敏度。
In order to calculate the equivalent step index of the periodic structure of the cladding holey optical fiber, all-vectorial fundamental space filling mode approach was utilized.
为了计算周期结构包层多孔光纤的等效阶跃折射率,采用了全矢量基本空间充填模式法。
Meanwhile the absorption and fluorescence spectrums and gain characteristic of the double-cladding plastic optical fiber amplifier (DC POFA) that we had made were tested.
实验测试了所制作出的双包层塑料光纤放大器(DCPOFA)的吸收谱、荧光谱和增益特性。
By the theory of ray optics, the bend losses of fiber as function of fiber parameters such as core index, cladding index, core radius and bend radius are set up.
利用光线理论研究光纤弯曲损耗与弯曲半径、纤芯折射中以及包层折射率的关系。
The spinning technology of fabricating polymer segmented cladding fiber by bicomponent spinning is studied in this paper.
文中对复合纺丝法制备聚合物瓣状光纤的纺丝工艺进行了研究。
The design, fabrication and properties of the ytterbium-erbium co-doped double-cladding fiber are reported, which is made by method of a combination of the MCVD and solution doping technique.
文中主要介绍了用MCVD工艺结合溶液掺杂技术制备铒镱共掺双包层光纤的设计、制作及性能。
The side-coupling technology for double-clad fiber can transfer pumping light into inner cladding through the side of the fiber.
双包层光纤侧面耦合技术将泵浦光从光纤侧面耦合进入内包层,与端面耦合技术相比,更有利于高功率光纤激光器的实现。
The covering material that encases the core of an optical fiber. the cladding material usually has a lower index of refraction than the core material and may be either glass or plastic.
一种包装光纤芯的保护材料。保护材料的折射率通常比光纤芯的折射率低,它一般是玻璃或塑料。
The possibility of using a hollow-core Bragg fiber with cobweb- structured cladding to obtain low-loss transmission in wavelength range 0.
提出并分析了利用蜘蛛网结构包层空芯布喇格光纤在0。
Furthermore, we analysis the effect of difference inner-cladding structures on the absorption efficiency of pump light, and the fiber length has a significantly impact on output power.
分别介绍了单包层光纤和双包层光纤的结构,分析它们的传输特性,讨论了内包层形状对泵浦光吸收效率的影响以及光纤长度对输出功率的影响。
The advent of double cladding fiber technology has made high power fiber lasers and amplifiers possible.
双包层掺镱光纤技术使高功率光纤激光器和放大器成为可能。
This method can be applied in the side-pumping of double-cladding fiber.
该方法可用于双包层光纤的侧面抽运。
The side-coupling technology of micro-prism and double-cladding fiber was studied.
对微棱镜与双包层光纤侧面耦合技术进行了研究。
A new type of fiber grating, cladding index modulated fiber grating, is presented in this paper.
本文提出了一种新型结构的光纤光栅——包层折射率调制光纤光栅。
Thermal effects of high power double-cladding fiber laser severely limit the output power and beam quality.
高功率双包层光纤激光器的热效应严重制约光纤激光器的输出功率和光束质量。
Thermal effects of high power double-cladding fiber laser severely limit the output power and beam quality.
高功率双包层光纤激光器的热效应严重制约光纤激光器的输出功率和光束质量。
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