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"In theory, theory and practice are the same. In practice, they are not." ..."Albert Einstein (1879~1955, Mathematical physicist, Nobel Prize 1921-Physics)"

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 Author Topic: Intensity of reflected light and index of refraction  (Read 35889 times) 0 Members and 1 Guest are viewing this topic. Click to toggle author information(expand message area).
Fu-Kwun Hwang
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 « Embed this message on: June 08, 2005, 09:55:19 am »

For normal incident light from air to glass, only 4% light were reflected.
I=(n1-n2)2/(n1+n2)2=(1-1.5)2/(1+1.5)2=1/25=4%
The intensity of reflected light changed with index of refraction and the incident angle.

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"In theory, theory and practice are the same. In practice, they are not." ..."Albert Einstein (1879~1955, Mathematical physicist, Nobel Prize 1921-Physics)"
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