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occurred Apr 14, 2021 at 23:04

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edited Aug 30, 2011 at 2:05

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lens canon camera-basics canon-550d optics sun

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occurred Mar 9, 2011 at 14:23

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asked Mar 9, 2011 at 9:53

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What does a hexagonal sun tell us about the camera lens/sensor?

In this picture, we see that the sun comes out as a hexagon. I am sure it is not arbitrary. What does the hexagon tell us about the instrument that captured the image?

sunset @ pier39

lens canon camera-basics canon-550d