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。
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。
The results are helpful to the research of the focus of partially coherent annular beam.
这些结果对研究部分相干环形光束的聚焦性质是有帮助的。
These crystals are ideal for the creation of lightsabers as they focus the energy released from a saber's power cell into the tight blade-like beam.
这种水晶是制造光剑的理想原材料，它们把从光剑的能量电池中释放出的能量聚焦成为紧密的、剑刃般的光束。
A calculation model of accelerator beam envelope has been developed. It can predict beam envelope in linear induction accelerator from the injector to the final focus region.
给出的直线感应加速器束输运的计算模型，能够计算束流从注入器经加速器直到最后聚焦的束包络。
In the middle of high beam shadow, there is a focus block which can make more brightness and further irradiation.
远光灯影中间有块聚光团，让驾驶者视觉更加明亮、照射距离更远。
The collinear load can bring convenience to fix the focus coils and cooling system and enhance the quality of beam.
同轴负载结构的实现可使聚焦线圈和加速管冷却系统的安装变得方便，使束流品质得以提高。
To detect whether a substrate is in a focal plane of an inspection apparatus, an optical focus sensor is arranged to receive a radiation beam via an objective lens.
为了探测衬底是否处在检查设备的焦平面上，一种光学聚焦传感器被布置为通过物镜接收辐射光束。
The influence of input beam size on the maximum intensity in the focus of singlet lens and achromat was compared.
比较了消色差透镜及单透镜中脉冲初始光腰尺寸对聚焦的影响。
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。
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。
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。
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。
This article introduces many kinds of ultrasonic transducers, transducer focus, and digital beam forming technology.
概述了各种超声医学成像换能器现状，以及换能器聚焦和数字波束成像技术。
Firstly, a telescope system is made up with a concave lens and a long-focus convex lens, by which the angle of the parallel beam from the collimator can be change.
该方法借助一个焦距较长的凸透镜与被测凹透镜组成无焦系统，可以使准直管出射光束的张角发生改变；
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。
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。
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 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）。
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 Yamato cannon is a terrifying weapon that USES an intense magnetic field to focus a nuclear detonation into a cohesive beam of energy.
大和炮是一种威力极大的武器，它通过强大的磁场将核爆炸的能量以波的形式发射出去。
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。
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。
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