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Posted: Mon Jan 14th, 2019 12:21 |
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Eric
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Update. Since turning the in camera High ISO noise reduction back to the default NORM setting I have seen reduced noise in the out of camera images. Quelle suprise. I've also confirmed that at least one other D500 performs the same as mine. So I suspect I was being too ambitious thinking a LOW camera setting would suffice at, what I perceive to be, low ISO of 3000-4000. I've since seen similar noise generation on a D850...so it maybe over expectation. However, I've also noticed on some occasions noise not being significant on ISOs as high as 11000. So I am struggling to understand why sometimes it is evident at 2000 but on others it's ok at 5000 or even 11000? Is it purely the relative size of the subject in the frame...ie less cropping? Or are there subtle camera differences (eg exp comp) that play a much bigger part than we might imagine? I've deliberately avoided computer noise reduction techniques at this stage to try and understand what else influences noise generation at the time of exposure. (Apart from the obvious need to correct if they are underexposed images) Last edited on Mon Jan 14th, 2019 12:46 by Eric ____________________ Eric |
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