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一种新型的散斑干涉实验
A NEW-TYPE SCATTERED-SPOT INTERFERENCE EXPERIMENT
【摘要】 本文介绍一个用CCD摄像机代替常规的全息干版记录图像,并存储在计算机里进行计算机处理,在电视屏幕上实时观察到干涉散斑场的相关条纹,从而测量出物体微小位移。是一个光、电与计算机相结合的综合实验。
【Abstract】 This paper introduces an experiment of recording pictures by CCD pickup camera instead of conventional holographic dry plate,which are stored in computers to be treated, realizing the observation of relative fringes of interference scattered-spot field on TV screen.so as to measure tiny movement of object. It is a comprehensive experiment with the combination of light,electricity and computer.
【关键词】 散斑干涉;
电子耦合器件(CCD);
计算机;
相关条纹;
位移;
【Key words】 scattered-spot interference; electron coupling device; computer; relative fringe; bit shift;
【Key words】 scattered-spot interference; electron coupling device; computer; relative fringe; bit shift;
- 【文献出处】 大学物理实验 ,PHYSICAL EXPERIMENT OF COLLEGE , 编辑部邮箱 ,1994年04期
- 【分类号】O436
- 【下载频次】59