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Author Topic: Canon red tinge  (Read 1793 times)

soboyle

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Canon red tinge
« on: December 10, 2010, 02:25:44 pm »

I'm using a 5D M2 camera, and frequently find a red tinge to my images - esp if I open up the shadows significantly. Anyone else see this? Maybe camera specific? Perhaps I need to color calibrate my camera, something I haven't done.

Wayne Fox

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Re: Canon red tinge
« Reply #1 on: December 10, 2010, 02:29:43 pm »

prob need a little more info ... assuming raw files but not sure.  What is your workflow ... DPP, LR, C1, etc.

I don't see it with my 5D mk2 at all.
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soboyle

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Re: Canon red tinge
« Reply #2 on: December 10, 2010, 02:53:47 pm »

Working with raw files, in LR3 and CS5.
Looking into picking up a color checker passport now.
Watching Jeff and Michaels segment on camera calibration for LR3.

soboyle

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Re: Canon red tinge
« Reply #3 on: December 10, 2010, 04:17:27 pm »

I was just watching the older 2007 video from camera to print that Jeff and Michael did.
Is the profiling segment still valid, using Thomas Fors AcrCalibrator script?
Or are there better tools to compensate for profile differences in lightroom?
I'm running LR3 and PS CS5.
I just ordered the x-rite color checker passport.

Nigel Johnson

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Re: Canon red tinge
« Reply #4 on: December 12, 2010, 06:10:35 pm »

The Fors script is now not recommended. You are better using the X-rite Passport software or the Adobe DNG Profile Editor which can be found at http://labs.adobe.com/wiki/index.php/DNG_Profiles. Both of these methods use any of the standard X-rite (previously Macbeth) 24 patch ColorCheckers, including that in the Passport.

Some people prefer the results from the Passport software and some the results from the DNG Profile Editor, this is possibly due to different camera models and different types of photographs (possibly also due to national preferences, eg Europeans generally have slightly different views of 'good' skin tones versus Americans - this could also be seen in colour slide films eg Agfa versus Kodak). One advantage of the DNG Profile Editor is that the profile produced can be edited within the software although this is not the simplest thing to do well.

Regards
Nigel
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