查询词典 beam splitter

In this system, the gratings are inscribed by the UV interference fringes of 248 nm derived from a rotatable biprism, where the phase mask is used as a beam splitter, and the biprism is rotated to change the intersection angle of two beams.

在该系统中，光纤光栅是由来自可旋转双棱镜所形成的波长为248 nm的紫外干涉条纹写入的，其中，相位掩模被用作1级衍射光的分束器，通过双棱镜的旋转可改变两写入光束的交叉角。

In one embodiment of the present invention, the beam splitter is in the shape

在目前的发明中，光束分离器是一种截面为直角三角形的装置。

The most advantage of this kind of beam splitter is being fabricated and integrated easily.

这种分束器的最大优点在于容易加工和集成。

The measured transmittance of the new beam splitter is about 85% with measurement error of about 0.91%.

通过测量其透射比得到新设计的分束器的透射在85%左右，测量误差在0.91%左右。

Design and fabrication of polarizing beam splitter for projection display system.

应用于投影显示系统的偏振分光镜的设计和制备。

Simulation results based on beam propagation method of the splitter is also presented.

在论文中，也将讨论利用BPM软体所模拟结果。

In this paper,we use differential-integral algorithm for optimal design of the binary-optics beam splitter.

提出将微分-积分法用于二元光学分束器的设计，以改善其输出对输入变化的敏感性。

The influence of excessive etching on the performance of the beam splitter/combiner during fabrication is analyzed deeply.

深入分析了制作中的过刻蚀对性能产生的影响。

ABSTRACT In this paper,we use differential-integral algorithm for optimal design of the binary-optics beam splitter.

摘 要 提出将微分-积分法用于二元光学分束器的设计，以改善其输出对输入变化的敏感性。

The finite-difference time-domain method is adopted to simulate the propagation of the optical wave in the beam splitter.

采用时域有限差分法模拟了光波在分束器中的传播行为，并计算了分束器的传输效率。

The work of this paper is as follows: 1. Looking back the progressing history of the linear motor, introducing the features of the elevator driven by linear induction motor, radicating the topic of this paper "the digital frequency variable control of the elevator bi-side direct driven by linear induction motor". The research of this paper covers the conventional VVVF control, space vector based VVVF control, vector control and DTC.

本文主要开展了以下几个方面的工作： 1 回顾了直线电机发展历史，电机的驱动技术演变，特别是针对直线电机的驱动，简要介绍了直线感应电机驱动电梯的优点和不同结构类型，对传统的v／f控制，基于空间矢量法的v／f控制，矢量控制，和基于电压空间矢量的直接转矩控制进行了比较，确立了本课题的研究主题：直线感应电机双边直推式驱动电梯的全数字变频控制。

The article combines with the treatment of a superficial civil air defense work to introduce how the grouting method to improve the performance of the backfill soil.

文章从治理漂浮人防工事的角度提出了注浆技术在改善回填土性质方面的应用，并详细阐述了注浆技术的施工流程。