Why do Newton Rings Form in Circular Patterns?

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SUMMARY

Newton rings form in circular patterns due to the spherical symmetry of a convex lens placed over a flat plate. The interference of light rays traveling different distances results in the characteristic circular rings. This phenomenon is a direct consequence of the geometry involved in the interaction of light waves, specifically when a convex lens creates varying air gaps that lead to constructive and destructive interference.

PREREQUISITES
  • Understanding of optical interference
  • Familiarity with convex lenses and their properties
  • Basic knowledge of wave optics
  • Concept of light ray propagation
NEXT STEPS
  • Research the principles of optical interference in more detail
  • Explore the mathematical derivation of Newton's rings
  • Study the applications of Newton rings in optical testing
  • Learn about other interference patterns in wave optics
USEFUL FOR

Students of physics, optical engineers, and anyone interested in the principles of light interference and its applications in optics.

FizixFreak
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why are Newton rings observed in a circuler pattern?
 
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lol, I thought you are trying to advertise ringtones for mobiles.

I think it is a simple geometry - think about distances covered by different rays before they interfere.
 
FizixFreak said:
why are Newton rings observed in a circuler pattern?
Consider how those patterns are typically produced--by putting a convex piece of glass over a flat plate. The curved surface has a spherical symmetry that leads to circular rings.

http://www.citycollegiate.com/Newtons_rings.htm"
 
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