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Re: [OM] No longer window shopping - ERRATUM

Subject: Re: [OM] No longer window shopping - ERRATUM
From: Philippe <photo.philippe.amard@xxxxxxxxx>
Date: Mon, 4 May 2020 21:30:39 +0200
1 - Auto WB in LR is disastrous - leave it as is nad use the pipet if needed.

2 - Regarding the rendtion, have you thought that the embedded lens calibration 
profile may affect the output? Legacy lenses <=> no on board calibration or 

Have fun with the new gear



> Le 4 mai 2020 à 19:28, Ken Norton <ken@xxxxxxxxxxx> a écrit :
> Let's use the "Knik River and Matanuska Peak" photo as an example:
> http://zone-10.com/d1/node/347 <http://zone-10.com/d1/node/347>
> I took this photo with three different cameras (A7ii, E-400, GX85)
> with nearly identical settings and RAW+JPEG. While a little "bland"
> (how bland can Alaska really be?), the JPEG files from the A7ii and
> E-400 were essentially identical. The GX85's JPEG was in an entirely
> different world with no commonality whatsoever with the other two
> cameras. As the JPEG files of the two cameras were so similar, I would
> expect Adobe to handle them about the same too. But Adobe applied
> totally opposite settings to the files.
> Typical Lightroom workflow is to import the RAW files and let it do
> its preview build. Initially, the previews are the low-rez JPEG image
> that's imbedded in the RAW file, but Lightroom replaces that with a
> preview processed through its own ACR converter. At this point, those
> two "identical" images from the two cameras are now completely
> different with zero commonality. If I continue with the same "normal"
> workflow and let Lightroom apply auto white-balance (rarely do I use
> it as it goes too yellow for me) and auto tone, the expectation is
> that Adobe will apply whatever settings to the file to "normalize" it
> to a common color and brightness profile. But they are NOT the same.
> In picture after picture, nothing about the files from the three
> cameras match up. And rarely, if ever, does Adobe come close to what
> the in-camera JPEG looks like.

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