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Purity or Saturation of Light

How washed out or how pure the color of the light appears

Ew : contribution of the other frequencies producing white light

Ed : Energy density of the dominant light component

 

Purity of 100% when Ew = 0

Purity of 0% when Ed = Ew

 

 

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Pascal Vuylsteker / eScience / Computer Science / ANU 		Last modified: 20/4/2004
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