1) laser width finding
激光测宽
1.
This thesis designs a laser width finding system used for both-way range finding,which is an application of laser range finding.
本文所设计的激光测宽仪实际上是在激光测距的基础上实现双向测量,是激光测距的一个应用,旨在设计一套体形轻巧、性价比高、测距精度较高的双向测距系统,所采用的是相位法,即对半导体激光器直接调制使激光连续发射,通过测量往返信号之间的相位差实现距离的测量。
2) Broadband laser
宽带激光
1.
The study on the properties of the harmonic generation and the propagation of the broadband laser in the final optical system is one of the important contents in the research of Inertial Confined Fusion (ICF).
宽带激光在惯性约束聚变(ICF)激光驱动器靶场系统中的频率转换及传输特性是ICF研究中的一个重要内容，本论文具体针对这方面的问题展开了系统的研究，主要内容包括： 1)高强度谐波转换物理模型的建立及数值仿真软件的开发 建立了较为全面的高强度谐波转换的物理模型，详细考虑了近轴衍射、离散效应、群速度失配、三阶非线性效应(自相位调制和交叉相位调制效应)、入射基频光的振幅和位相变化、晶体吸收和表面反射等在内的诸多因素的影响，编写了相应的数值模拟程序。
2.
It is very important to reveal the characteristic of nonlinear small-scale self-focusing of broadband laser experimentally, and it is also of great theoretical and practical significance for the development of high-power laser system.
本文在利用解析和数值方法研究宽带激光自聚焦规律的基础上,通过搭建具体的实验平台,进一步从实验上研究了宽带激光小尺度自聚焦的动态传输过程。
3.
Base on physical amplification models established to describe the broadband laser pulse amplification processes,using numerical simulation methods,we analyse the amplification abilities of the Nd:glass laser system under different spectral linewidths.
通过宽带激光脉冲放大的物理模型,以数值模拟为工具,研究分析了激光系统对不同带宽脉冲的放大能力,以及交叉弛豫时间对脉冲放大特性的影响。
3) laser linewidth
激光线宽
1.
The effects on transient EIT of the duration of the interaction, Rabi frequencies of the pump and probe lasers, laser linewidth and dephasing collision are analyzed.
研究了原子梯形三能级系统的瞬态电磁感应透明特性 ,分析了系统各种参数 ,诸如瞬态作用时间、泵浦场和探测场的拉比频率、激光线宽及消相碰撞等因素对瞬态电磁感应透明的影响。
2.
In this paper we report our initial results on the measuremet of laser linewidth using a Fabry-Perot etalon and grating simultaneously for a CPM Nd:YAG laserLaser linewidth 0.
２５ｎｍ的激光线宽，表明了自相关调制在锁模激光脉冲线宽展宽中起着重要的作用；并对一些相关实验进行了观测。
4) laser pulse width
激光脉宽
6) laser beam width
激光束宽
1.
Adaptive measuring algorithm of laser beam width based on CCD;
基于CCD的激光束宽自适应测量算法
2.
To obtain the precise localization of laser welding beam and mitigate the influence of CCD noise on measuring result of the workpieces that needs laser welding,an adaptive measuring method of laser beam width is presented to define the welding trajectory of the workpieces through varying the integral part and integral area.
为了获取CCD激光焊接的精确定位并减小CCD噪声对激光加工件测量的影响,通过改变积分项及其范围,提出一种激光束宽的自适应方法来确定被焊接工件的轨迹。
补充资料：宝山钢铁(集团)公司热轧带钢厂粗轧机组的测宽仪
宝山钢铁(集团)公司热轧带钢厂粗轧机组的测宽仪
宝山钢铁(集团)公司热轧带钢厂 粗轧机组的测宽仪
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条