a 2-D precision cutting focus system for high power CO2 laser is manufactured.
研制了高功率CO_2激光二维切割精密聚焦系统，应用结果表明：该系统稳定性高，提高了生产效率和产品质量。
Based on laser propulsion thrust vector control, a thrice reflecting focus system is put forward, designed and fabricated.
基于激光推进推力矢量控制,提出、设计并加工了一种三次反射激光聚焦系统。
But one can also evaluate the stress level with the focus system of a stepper if the instruments are not available.
结合NikonStepper聚焦系统的技术特点 ,说明了膜应力评价的原理和具体做法 ,对光刻机应力测量的优劣进行了讨论 ,并给出了具体的测量实
This paper presented a new laser focusing system which is composed of a spatial filter and 80× focusing objective lens.
提出一种新的激光聚焦系统，它由一个空间滤波系统和８０×聚焦物镜组成，后者为一个双反射式球面系统。
In order to control the focusing nature of incident laser beam exactly,twice reflecting laser focusing system was designed.
为实现对入射激光束聚焦特性的准确控制,设计了二次反射激光聚焦系统。
In this paper, Formulae for the focal spot size of gaussian bar beam with two-lens focusing system are derived by q (z ) of gaussian beam.
该文利用高斯光束ｑ（ｚ）参量推导出了反远距双透镜聚焦系统对高斯光束聚焦光斑的精确计算公式。
It is to deal with the design of high-brightness CRT photoelectronical system and to analyse and examine the characteristics and parameters of both the principal focus system and the transmission system.
介绍机载高亮度ＣＲＴ电子光学系统的设计，分析并验算了主聚焦系统和发射系统的性能和参量，对枪体结构设计也作了介绍。
In automatic focusing system, the focusing window directly affects the speed and veracity of auto-focusing.
在自动聚焦系统中,对焦窗口的选择直接影响对焦的速度和准确性。
Research of Accuracy and Real Time Performance of Auto Focusing System;
自动聚焦系统精确性和实时性的研究
Design and Implementation of an Autofocus System for Optical Microscope;
光学显微镜自动聚焦系统设计与实现
Study on Image Autofocusing System and Measuring Techniques;
图像式自动聚焦系统及其测量技术的研究
Research on Algorithm for Auto-Focus System Based on Digital Image Processing
基于数字图像处理的自动聚焦系统算法研究
focus-coil assembly
电磁聚焦组件;聚焦线圈系统;聚焦线圈系统
circular-focused dynode system
圆周聚焦式倍增系统
focusing coherent radar system
聚焦型相干雷达系统
Research of Focus Optical System Used in Ultraviolet Photolithography;
用于紫外光刻的聚焦光学系统的研究
Research of High Intensity Focused Ultrasound Tumour Treatment System;
高强度聚焦超声肿瘤治疗系统的研究
So how does the laser pickup system stay on track and in focus?
那么，激光拾取系统如何聚焦并实现轨道跟踪呢？
ON THE RELATIVISTIC ABERRATION THEORY OF A COMBINED FOCUSING-DEFLECTION SYSTEM WITH MULTI-STAGE DEFLECTORS
多级聚焦-偏转复合系统的相对论象差理论
Development of Liquid Metal Ion Source for Nanometer Focused Ion Beam System;
纳米聚焦离子束系统液态金属离子源的研制
Research on Focusing-deflection System for Nanometer-scale Electron Beam Lithography Machine;
纳米级电子束曝光机聚焦偏转系统的研究
Design and Realization of Application System of High Intensity Focused Ultrasound System;
高强度聚焦超声治疗系统应用软件设计与实现
Investigation of 5kW Solar Dish Stirling System Performances;
5kW点聚焦太阳能斯特林发电系统的性能分析
A Study on the Focusing Properties of Laser Beams Passing Through an Astigmatic Lens;
激光光束通过像散光学系统的聚焦特性研究
An Auto-focus Research Based on Portable Photo System;
基于手持式图像采集系统的自动聚焦研究