Tag: blue channel

Quattro and the blue channel trick revisited

There is hardly a photographer who shoots with a Sigma camera who doesn’t know about the blue channel trick. Those, who have never heard about it, should read this blog post of mine. The tl;dr version is this: it’s a workflow trick for black and white conversion, with which you can improve the noise performance ...

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Foveon workflow: Blue Channel trick for Quattro cameras by using X3F Tools?

Since the blue channel trick doesn’t work with Quattro X3Fs, I tried to find out last week if there’s an alternative to SPP and that particular workflow. Just as a reminder: The blue channel trick is a workflow in SPP used for the conversion of Marrill X3F into black-and-white in order to reduce noise. This ...

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Foveon workflow: Looking for the Blue Channel trick for Quattro cameras

The “blue channel trick“ is a workflow in Sigma Photo Pro (SPP) that clearly increases the usable sensitivity range of Merrill Foveon sensors. The “trick” is actually not a trick as you use the tools that are included in SPP anyway and that you can find easily. The only thing you’ve got to do is ...