用激光照射牛顿半环来演示薄膜台阶的等厚干涉现象和测定薄膜厚度。

Newton's half ring is rayed by laser to demonstrate the equivalent thickness interference phenomenon of film step and measure film thickness.

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本文介绍利用投影仪和透明胶片在大教室前的屏幕上动态演示干涉、偏振等波动光学现象及其规律的一些方法。

Transparent film projector is used to demonstrate interference, polarization and other wave optical phenomena and laws on large screen in big lecture halls.

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本文介绍了具有结构简单、体积小、操作方便、开放式、演示过程良好的激光干涉调制演示仪。

An open interference modulating demonstrator is introduced. It's simple in structure, small in volume, easy to operate and good in process demonstrating.

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