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Old 03-09-2012, 08:44 PM
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Paul Haese
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Join Date: Jan 2009
Location: Adelaide
Posts: 9,991
Thanks guys

Matt, newtons rings occur when the monochomatic light passes through a glass pane very close to the sensor. It becomes very evident with high magnification imaging.

For better explanations see this link

http://en.wikipedia.org/wiki/Newton's_rings

and this link

http://www.astro-nut.com/sun-ha-newtons-rings.html
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