发射光纤

发射光纤位于中心，周围均布多组接收光纤。

The transmitting fiber lies in the center , and multi-bundle receiving fibers are around it .

光纤拉曼激光器，是一种基于受激拉曼散射效应，能够得到较宽范围内的激光发射的光纤激光器。

Fiber Raman laser which is based on the stimulated Raman scattering effect can be obtained within a wide range of laser emission fiber lasers .

根据格雷互补码的产生原理，利用FPGA为硬件基础，设计产生了码元长度可变、码元宽度可调的高速率格雷互补码，可应用于光时域发射计及光纤拉曼温度传感器中提高其性能。

An optical time domain reflectometer ( OTDR ) and distributed optical fiber Raman temperature sensor ( DOFRTS ) using correlation technique may has much better performance than conventional ones . This paper using FPGA designs a variable length and width adjustable of high speed Golay complementary code .

叶尖定时传感器采用单根光纤发射、多光纤接收的Y型结构，并用高性能专用集成芯片完成弱光信号的放大检测，使传感器信噪比大于500，信号带宽大于50MHz。

With the Y type structure of single fiber transmitting and fiber bundles receiving , the tip-timing sensor can realize detecting faint light signals by using high performance integrated chip . This design makes the SNR bigger than 500 and the bandwidth bigger than 50 MHz .

作为将声发射检测和光纤传感技术结合起来的光纤声发射检测技术有着更为重要的研究意义和广泛的应用前景。

As the combination of the fiber-optic acoustic emission testing and the fiber optic sensing , the acoustic emission testing would have more widely application in future .

利用数值模拟对在空间不同三点设立抽运点的几种典型抽运条件下包含放大自发发射的掺Yb光纤高功率激光器特性进行了分析。

Based on the numerical analysis of spatial different three-position-pumped situations , the research was carried out on the Yb-doped double-cladding fiber laser containing amplified spontaneous emission .

讨论并建立了一种基于平行光束发射光强调制的光纤位移传感器，该传感器的入射和接收光纤的端部都用渐变折射率光纤（GRIN）制成的透镜耦合。

A fiber optic displacement sensor based on the principle of collimated beam reflective intensity modulation is constructed . Both emitting fiber and receiving fiber are connected to graded-index ( GRIN ) lenses .

垂直腔面发射激光器与多模光纤的直接耦合

Direct Coupling between VCSEL and Multimode Fiber

从激发源到样品的激发光，以及从样品到光度计的发射光均由光纤进行传导。

The light from stimulating source to the pigment sample and the emitting light from the pigment sample to the photometer are transmitted by optical fibres .