单词 | Newton's rings |
释义 | Newton's ringsplural noun Optics A set of concentric circular fringes seen around the point of contact when a convex lens is placed on a plane surface (or on another lens), caused by interference between light reflected from the upper and lower surfaces.If the film is not held tightly against the paper, the results will be disappointing because the print will either be out of focus or show Newton's rings....
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