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Oct 30, 2015 at 6:00 comment added Michael C According to this blog entry from Roger Cicala, owner, CEO, and chief lens guru at lensrentals.com, how much dust on the rear lens will show up in a photo is aperture dependent. lensrentals.com/blog/2011/08/the-apocalypse-of-lens-dust
Oct 28, 2015 at 19:28 comment added Digital Lightcraft Thats a bit more complicated to explain, its a "circle of confusion" thing, note that they arent all the same darkness...
Oct 28, 2015 at 19:15 comment added Jim Garrison Why are they all the same size?
Oct 28, 2015 at 19:09 comment added ths @icor103 because the dust isn't really on the sensor itself, but a bit in front of it on the AA filter, see photo.stackexchange.com/questions/12087/…
Oct 28, 2015 at 19:00 comment added icor103 Why is sensor dust aperture-dependent?
Oct 28, 2015 at 18:51 history answered ths CC BY-SA 3.0