摘要
总结了用脉宽调制制造多级3-D计算全息图的方法、原理,给出了实验步骤和框图。
The method of making Computer - generated holograms with pulse - width medulation for mult - level 3- D images is discussed. And the experiment scheme and the flowchari are all given.
关键词
脉宽调制
计算全息图
3-D像
电子束
pulse-width modulation
computer-generated hologram
3-D
electron beam
