以明确的物理意义详细分析和讨论聚焦、扩束准直、扫描显示等光学系统的设计。
Design of optical system for the focusing, the collimating and the scanning is analysed and is discussed with precise physical meaning.
实现这种效果具代表性地是采用固定、圆形的准直器，它能够产生边缘锐利、高适形的治疗射束。
This is typically achieved using fixed, circular collimators that produce sharp-edged, highly conformal treatment beams.
研究成果表明了激光准直扩束和扩展的必要性和可行性。
The research and results have shown the feasibility and necessity of laser collimation and expanding.
介绍将原子束激光准直技术和驻波聚焦沉积技术用于制作纳米级图形的基本原理和实验系统设计。
The basic principle and experimental system design for applying laser cooling and focused atomic beams technique to fabrication nano-patterns are introduced.
该系统主要由半导体激光光源、准直扩束整形光学系统、主体精密机械系统、单片机控制系统和计算机实时数据处理系统等组成。
The system is composed of a semiconductor laser source, a main fine mechanic system and controller, a real-time controlling system with SCM and data processing system by PC.
利用平-凸透镜准直器作扩束耦合光学系统，采用低频斩光器实现光调制。
This sensor featuring plane-convex lens collimator for expanding beam and coupling, and a low frequency for light pulse modulation is introduced.
基于高斯光学理论，分析了无焦连续变倍准直扩束系统的原理，实现了无焦连续变倍准直扩束系统的设计，并得到了验证。
Based on Gauss optics, the theory of afocal zoom expander is analyzed, a afocal zoom expander is designed and successfully applied.
这些结果为优化调整铬原子束激光冷却准直实验提供了依据。
The results provide a basis for optimizing the chromium beam collimation by laser cooling.
介绍将原子束激光准直技术和驻波聚焦沉积技术用于制作纳米级图形的基本原理和实验系统设计。
The basic principle and experimental system design for applying laser focused atomic beams technique to fabricate nano patterns are introduced.
针对激光汇聚铬原子束沉积，提出了一种定性评价原子束横向准直度的多狭缝技术。
In this paper, we present a method of multiple slits for measure of laser collimation of atomic beam for laser-focused chromium (Cr) atomic deposition.
应用蒙特卡罗方法模拟了60Co辐射成像系统检测射线束的准直过程。
The Monte Carlo method is used to simulate inspection ray collimation process for 60co radiography system.
应用蒙特卡罗方法模拟了60Co辐射成像系统检测射线束的准直过程。
The Monte Carlo method is used to simulate inspection ray collimation process for 60co radiography system.
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