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problem highlights leica sl


jurijgallegra

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Too many complaints lack objectivity in how they are presented and this is essential if they are to be presented viably.

 

 

This is false. Several examples in this thread have perfect WB and show the problem.

Post like yours just increase the entropy.

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This is false. Several examples in this thread have perfect WB and show the problem.

Post like yours just increase the entropy.

 

Rubbish. Not one image in this thread shows even a grey card, there is no clear and simple lighting used (high contrast sunlit scenes are anything but useful here) and we have no idea of exposure levels or any highlight clipping. If a problem does indeed exist, which it may well, I'd expect some quantitative, illustrated reasoning to demonstrate it (grey card, colour checker, exposure series, known illuminant). I've looked through every image in this thread and none illustrate the problem objectively; all illustrate it subjectively.

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we have no idea of exposure levels or any highlight clipping

 

You have no idea. And there's no need for a grey card.

 

I think that Paul's call for objective and repeatable testing is valid. Anecdotal evidence like in this thread can suggest a problem, but cannot quantify it.

 

Deja-vu. Remember when you were saying my M240 lockups were due to my defective copy ? :)

How do you "quantify" a problem ?

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  • 4 weeks later...

 

 

 

Deja-vu. Remember when you were saying my M240 lockups were due to my defective copy ? :)

How do you "quantify" a problem ?

Now how do you manage to read my post like that? Your creativity is impressive. One quantifies a problem by careful testing of a number of cameras.

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No, the development settings are in the raw developer, not in the DNG. I do not know what you mean by "program". Not discussing  it won't change the fact. There are even some raw developers that will not read the sidecar file and will not apply the distortion corrections.

The raw data are untouched except for some basic camera operations like primary noise correction and blackpoint. That is all.

 

In ACR, the basis for Lightroom and Photoshop, you can set your preferred settings like colour, contrast, sharpening, etc. and save them as a new preset. You can also load your own camera profile using a colour chart. Photoshop and Lightroom and the rest will use the raw data contained in the DNG -that is why it is called raw (not RAW, it is not an acronym) to create the the look that you preset - or, of course, the default preset.

 

Just try it. Use a DNG that shows the problem, yet is fairly neutral in subject and lighting. Adjust to your taste and click "save as a preset" . You can even create various presets for different conditions. Make a camera profile by using a Greta Macbeth colour chart and be even more precise.

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In my case the RAW files are effected. It is a problem of the whitebalance in a situation of mixed light sources, but correction ist very easy.

 

 

Yes for sure what AWB in mixed light the SL is lacking severely. They really need to update the color profiles of this camera.

But the JPG files are unusable when you have a backlit subject or any strong highlights in the image.

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No - the presets are in Lightroom or whatever program you are using.

 

No the presets are imbedded into the DNG for the SL. It's annoying. I've had to adjust the way my LR imports my files just to not be distracted. 

Hopefully this is fixed in a future firmware... Us early M240 adopters had to wait a few firmwares before things were smooth. 

 

At least we shouldn't have to wait for a new camera (A7 to A7II).

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If you mean that there are default presets in an embedded sidecar file in the DNG format you are obviously right. But they are easily overridden in ACR by the user (except distortion correction - one needs another raw developer for that) I was an early 240 adapter and did indeed need some time to tweak the import to my taste, including a decent camera profile, but I did not wait for Leica to do it for me. It was the same with the M8 - apart from the IR issue, of course. Jamie Roberts was even selling rather nice profiles for a while.

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All these problems are highlighted by Leica's desperate slowness in posting FW updates for all current cameras. They obviously do not assign sufficient resources to this aspect, I suspect because of their history of being a mechanical/optical camera company. I am not sure that it has really hit home that for digital cameras, the absence of firmware turns a digital camera into an expensive paperweight. The poor JPEG's have an easy work around in the use of DNG but the flash problems don't. The wedding I am doing in 10 days time, will be done with my M240, a borrowed Monochrome and lots of lens changing, rather than the SL and M240, which would have made life much easier, with its zoom and AF. 

 

Wilson

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