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Dispersion = Abbe Number or Constringency Value and Nu Value

- Point -  Dispersion is categorized by Abbe Number or as it is also known by Constringency Value or Nu Value. - Point Word- Dispersion Abbe Number Constringency Value Nu Value - Explanation -  Dispersion refers to the state in which light is scattered or spread out. It refers to the separation of the constituent colors of light, like a rainbow.  Abbe Number is an optical property that describes how much a transparent material scatters light. It is a measure of chromatic dispersion. A higher Abbe Number indicates less dispersion and less chromatic aberration.
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Crown glass lens reflects


- Point -

  The front surface of a crown glass lens reflects 4.28% of the incoming light.



- Point Word-

  • Crown glass lens reflects
  • Front surface
  • 4.28%


- Explanation -



When 100% of light passes through the crown glass lens, 4.28% is reflected from the front surface. Only 95.72% of light passes through.

 When 100% of light passes through the crown glass lens, 4.28% is reflected from the front surface. Only 95.72% of light passes through.





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