Detection and control of the laser beam focus position is one of the key technologies to ensure laser beam cutting processing quality.
激光焦点位置的检测与控制是激光切割系统中的关键技术之一。
Since I had promised to focus on the economy like a laser beam, I began with that.
由于我曾许诺要像关注激光束一样关注经济，我就那样开始了。
However, many of us find great joy in our loved ones, and we can focus like a laser beam on our special interests for hours on end.
但是，我们中的很多人都非常享受和自己所爱的人在一起。如果对某件事有特别的兴趣，我们的精力会集中得像一束激光，干几个小时都不厌倦。
Starfire’s answer: Shoot a laser 56 miles into themesosphere and measure the distortion. Then adjust the laser’smirrors until the beam is back in focus.
星火的回答是：射出去6英里远的激光到大气中间层，测量失真，然后调整激光的反射镜直到光束背对焦点。
It is intended to focus in like a laser beam on a specific task: creating highly interactive Web applications.
它就像激光束一样集中到一项具体的任务：创建具有高度交互性的Web应用程序。
Since I had promised to focus on the economy like a laser beam , I began with that.
由于我曾许诺将“像一束激光那样”专注于经济，所以我先从经济入手。
Theory analysis and computer simulation show that the precision and focus of star tracker, the divergence angle of down beam influence the probability of laser link setting up.
理论分析和计算机仿真都表明，星敏感器的测量精度和焦距，下行信号光的束散角将影响激光链路成功建立概率。
A new type of focusing lens which can focus a laser beam into a line of any length and its possible applications are proposed.
提出了一种能把激光束聚焦成任意长度的新型直线聚焦透镜及其可能的应用。
By using ZEMAX to simulate the diode laser optical path, including beam shaping, collimation, focus, etc., several kinds of spot outputs with various sizes was implemented.
利用ZEMAX光学设计软件模拟半导体激光光路，包括光束整形、准直、聚焦等光束变换方式，实现了多种尺寸的光斑输出。
The laser beam passing through the focusing systems gets an facula, which consists of main spot and sidelobe on the focus plane.
由于光的衍射作用，使通过聚焦系统的激光束入射到特定靶面成一光斑（主光斑） ，而在主光斑以外还有次级光斑圈（旁瓣）。
This paper also introduces test results of spatial filter output and its action in laser focus system, by using a measuring apparatus for radial intensity distribution of laser beam.
文中还介绍了利用激光束径向强度分布测量装置对空间滤波器的输出及其应用于激光聚焦系统中的作用的测试结果。
A new method of measuring the lens focus is presented, which is based onthe principle of transformation of the Gauss laser beam.
根据透镜对高斯激光束束宽的变换原理，提出了一种由变换前后发散角的变化确定透镜焦距的新方法。
We use a space coordinate method to position and point the target and align the laser beam, and use an off-focus radius-finding technique to find the laser focus.
详细描述了神光装置激光聚变物理实验靶瞄准定位系统的原理和结构，提出了“空间坐标法”进行靶定位和靶瞄准，利用“离焦定半径”完成了激光调焦。
With respect to the incident laser beam with Gaussian intensity, the possibility of controlling the line focus profile by active optics system is discussed.
针对高斯型入射光强，探讨了用该系统控制激光焦线形态的可行性。
The diagnostic instrument can be used in the diagnosis of beam and focus of high power laser.
本诊断仪适用于激光加工用的大功率激光的光束光斑质量诊断。
Placing a diffractive optical element(DOE) on the incident laser beam to improve the depth of focus, the DOE'S aperture is variable.
在入射光束的孔径受限制的情况下，利用衍射光学元件来增加激光束的焦深。
The light paths of the diode laser was simulated by ZEMAX, including the designs of beam arrangement, collimation lens and focus units.
利用ZEMAX光学设计软件模拟半导体激光光路，包括光束整形、准直及聚焦透镜的设计等。
In fact, if you focus that light even more as a laser beam, it can actually cut through steel.
实际上，如果你将那束光聚集成射线光，它可以切断钢铁。
In fact, if you focus that light even more as a laser beam, it can actually cut through steel.
实际上，如果你将那束光聚集成射线光，它可以切断钢铁。
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