Definition of Newton's rings in English:

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Newton's rings

plural noun

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.
Example sentences
  • 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.
  • A typical example is the existence of alternating bands of light and darkness, which, ironically enough, had been exhibited by Sir Isaac himself in a phenomenon called Newton's rings.
  • Were the other encasements without Newton's rings still sealed?
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