beam modulator 光束调制器 ; 电子束调制器
annular beam control modulator [电子] 环状电极束流控制调制器
beam modulator of photoelectric pulse 光电脉冲束流调制器
In a LASER printer, a device that USES a modulator crystal to deflect a beam of light and effectively turn it on or off.
在激光印刷机中的一种装置，它利用一块调制晶体使光束偏转并将其接通或断开。
We experimentally produce this beam with a computer-generated hologram (CGH) displayed on a spatial light modulator (SLM).
利用计算全息方法和空间光调制器产生了环形平顶涡旋光束。
The key technology of measuring time-resolved spectrum is to design and make the special light beam modulator that is used to the time-resolved spectrum detecting.
瞬态时间分辨谱测量方法的关键技术：设计和研制了专用于时间分辨谱采集分析的光束调制器。
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