coefficient of light absorption是什么意思

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Discussion on ultra-long span optical communication engineering construction;

超长站距光通信工程建设问题探讨

Influence on optical fiber differential protection devices from operation and maintenance of optical communication equipment;

光通信设备的运维对光纤差动保护装置的影响

Discussion on the optical communication program in Fujian Power Company during the 11th Five-Year Plan period;

“十一五”期间福建电力光通信规划方案探讨

A design and analysis for a system of intersatellite optical communications;

卫星间光通讯中一种光路设计及分析

The applications of lens in laser optics, optical communication and medicine instruments fields are discussed.

在理论上分析了光纤透镜聚焦、成像和准直的光学原理,介绍了它们在激光光学、光电子、光通讯、医药器械等领域的应用。

The relations between the maximum communication distance and basic parameters (the radiation power of a transmitting antenna,the antenna s cross radius and the sensitivity of a receiving system),which influence the volume and weight of a system of intersatellite optical communications,are analyzed in theory.

在卫星间光通讯系统中，发射天线辐射功率、天线横向半径及接收系统灵敏度是影响系统的体积和重量的基本因素。

Optical fiber technologies: development and applications in optical communications;

光纤技术的发展及其在光通信中的应用

Progress of VCSEL for optical communications;

光通信用垂直腔面发射激光器的进展

In this article,we discussed the basic structure and physical characteristics of liquid crystal and gives a description about the application and research status of liquid crystal technology in the field of optical communications.

概述了液晶的基本结构、物理特性及液晶技术在光通信领域的应用及研究现况。

Technological transformation to luminous flux of DTG160 single-pan analytical balance;

对DTG160型单盘分析天平光通量的技术改造

The paper points out the pathogeny which affects people′s health,analyzes the advanced light scattering theory in detail,builts the mathematics model for on axis lighting on the basis of the theory,and studies the relationship between luminous flux and particle size of single particle.

文中指出影响人体健康的致病因子 ,并详细分析先进的光散射理论 ,在此基础上建立异轴采光数学模型 ,分析单个微粒的光通量和粒径之间的关系。

Based on the principle of equalization of the distribution ratio of the luminous flux of incident rays to reflective ones in certain area of the surface, the direction of the corresponding reflective ray to each incident ray is to be ascertained.

采用灯具曲面上一定区域内入射光通量分布比例与反射光通量分布比例对等的原则，确定出每一条入射光线所对应的反射光线方向，进而求出为实现该目的所需的切点（切线），并用例子说明了其设计过

This paper described and reviewed three methods with regard to absolute measuring the tatol flux of light sources,explain their strong and weak points.

本文介绍了三种光源总光通量的绝对测量方法。

According to the basic data of atmospheric wind field measurement,some main performance of the modified Sagnac interferometer were analyzed and calculated for atmospheric wind field measurement,including the system transmission,optical flux,spectral resolution and responsibility of the detector.

根据目前大气风场探测的基本数据,分析计算了用于大气风场探测的改形Sagnac干涉仪的主要性能,包括系统透过率、系统的光通量、光谱分辨率以及探测器的响应率,说明改形Sagnac干涉仪具有良好的性能,可以用于大气风场探测。

On nonideal condition, the weakening parameter for incident intensity with Wollaston splitter and polarizer and the optical flux of spectrometer based on double Wollaston prisms is discussed, and the accurate optical flux expression is presented.

光通量是偏振干涉成像光谱仪的关键参量之一 。