全息摄像
- 网络Holographium;Holographic Vidicon;holography
全息摄像-
采用非接触声激励和非接触式激光全息摄像精确地测量出了CD光盘从零节圆到三节圆五节径的振动模态，最高模态频率达6300Hz。
The vibration modes of the disk from 0 order node-circle to three order node-circles and five order node-diameters are measured exactly through non-contact sound exciting and non-contact TV-Holography recording , the highest modal frequency measured is up to 6 230 Hz .