汽车前照灯作为光学系统对气体放电光源的光束形状和光通分布有严格的要求。
The headlamp have strict requirement on beam pattern and light flux distribution of gas discharge light source.
些许微粒光束围绕着它,如果你移动它可以改变他们的形状。
Particles of light orbit around them and if you shift positions you can change the shapes they make.
研究人员在2010年1月的报告中说,使用计算机控制的全息图像来扭曲激光的光束,使它成为成类似椒盐卷饼式的形状。
In January 2010 researchers reported using a computer-controlled hologram to twist beams of laser light into pretzel shapes.
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