Fiftyyears ago this Sunday, Theodore Maiman and his fellow scientists atHughes Research Laboratory shined a high-power flash lamp on a rubyrod, triggering a beam of coherent light: the first laser.
50年前的这个星期天，休斯研究实验室的西奥多.梅曼和科学家用高功率闪光灯照射红宝石棒，引发光束相干：第一台激光器 。
Every main beam or dipped beam emitted by a headlamp or fog lamp carried by a vehicle shall be a beam of white or yellow light.
由安装在车辆上的大灯或雾灯发出的每束主光或低光，须是一束白光或黄光。
That would mean the running man should be able to overtake the beam of light from a signal lamp.
这就意味着这个奔跑的人应该可以超过信号灯光束的速度了。
Structural and fixing parts that can prevent lamp body from damage, small power legerity, high effective distribution of light beam.
防损坏灯体结构和固定件，小功率、轻巧，高效光束分布。
After emerging from the lamp reflector, the p-polarized light would pass through a half-wave retarder that would occupy half of the beam cross section.
反射后的p偏振光将通过一个半波纠正器，将占用一半的光束截面。
Combined lamp tray with high quality can be combined in luminous beam. It has the excellent optics and decoration effectiveness.
高质量组合式灯盘，可组合成光带等图形，具有极佳的光学及装饰效果。
Continuing along its path, this portion of s-polarized light would be reflected twice by the lamp reflector, and would finally be reflected perpendicularly, by the beam splitter, toward the LCD panel.
继续沿其路径，这部分的s偏振光将灯泡反光罩反射两次，最终由偏振分光镜得到垂直反射到液晶面板。
In this paper, the xenon lamp radiation light beam surface hardening technology, which was developed abroad in the early 1990's, was summarized.
本文介绍了国际上90年代初新兴的氙灯辐射聚焦光束表面强化技术。
In this device, a lamp and laser beam were used as light sources.
该装置采用白炽灯和激光做光源。
The unpolarized light from a lamp would be concentrated by a reflector and directed to a polarizing beam splitter.
灯发出的散射光将集中到一个反射面，并指向一偏振分光镜。
The unpolarized light from a lamp would be concentrated by a reflector and directed to a polarizing beam splitter.
灯发出的散射光将集中到一个反射面，并指向一偏振分光镜。
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