It's a bird

by Vian Esterhuizen

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No. You can imagine the micro4/3 to simply cut out the middle of the image. If you had a 25mm lens on a full frame camera and exposed it properly, the middle part of the frame is part of what's exposed properly. The definition of f-stop factors out the lens length so only f-stop and shutter speed determine the EV (exposure value). A 50mm lens or a 25mm ...


I just discovered a way to do this. I'm using RawTherapee 4.2, but from your screenshot, I think this feature is in the version you used, too. It's in the toolbar just to the top right of the image. From my system: The blue, green, red, and gray squares let you preview individual color or luminosity channels — they're toggles you can click on. To the left ...

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