这是利用望远镜展示名为“牛顿圈”的光学效应，折射光线彼此干涉，形成了这些条纹。
This is the view through a telescope demonstrating the optical effect known as Newton's Rings, whereby reflected light rays interfere with one another and produce a pattern.
每一个条纹就是膜上一切光学厚度为常数的点的轨迹。
Each fringe is the locus of all points in the film for which the optical thickness is a constant.
位相展开问题是所有基于条纹分析的光学测量技术都难以避免的问题。
The difficulty of phase unwrapping cannot be avoided in optical measurement based on fringe analysis.
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