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Archive 2013 · Canon 6D - Green Color Cast in Shadows

  
 
jd_pilot
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p.1 #1 · Canon 6D - Green Color Cast in Shadows


Really like the IQ and ISO performance of the 6D. But have noticed a Green Color Cast
in the Shadows. Have the same effect in both of my 6D and multiple lenses. Normally
shoot at 1600 ISO indoors, with fill flash. Have been able to correct in post by desaturating
the Greens in LR4. Have not noticed this in other camera bodies. Anybody else notice this ?



May 06, 2013 at 08:20 AM
Albi86
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p.1 #2 · Canon 6D - Green Color Cast in Shadows


Do you have fluorescent lights?


May 06, 2013 at 04:15 PM
wsheldon
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p.1 #3 · Canon 6D - Green Color Cast in Shadows


I was thinking the same thing. I haven't noticed that with my new 6D, but I haven't shot a lot indoors with it yet.


May 06, 2013 at 04:16 PM
Albi86
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p.1 #4 · Canon 6D - Green Color Cast in Shadows


Yup. If you set the WB to match the flash, those areas where fluorescent ambient light is predominant will look green. Simple solution: buy a green filter or diffuser for your flash


May 06, 2013 at 04:26 PM
iunknown2008
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p.1 #5 · Canon 6D - Green Color Cast in Shadows


What I have noticed is that the lcd color balance is not as accurate as my mark II. It displays magenta, but pulls up balanced in lightroom.


May 06, 2013 at 04:29 PM
Gochugogi
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p.1 #6 · Canon 6D - Green Color Cast in Shadows


You can't set WB for two different color temps simultaneously and averaging between them doesn't look that good. If the image is important you could use 2 layers in PS, adjust WB for fluorescent in one and for flash in the other and selectively blend with a mask or eraser. It come out closer to how human eyes see the scene.


May 06, 2013 at 05:31 PM
Monito
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p.1 #7 · Canon 6D - Green Color Cast in Shadows


Some lights cycle at rates like 60 Hz such that shots made at or near flash sync (1/160 or 1/200) pick up colour balance variations.


May 06, 2013 at 05:32 PM
dhphoto
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p.1 #8 · Canon 6D - Green Color Cast in Shadows


Gochugogi wrote:
You can't set WB for two different color temps simultaneously and averaging between them doesn't look that good. If the image is important you could use 2 layers in PS, adjust WB for fluorescent in one and for flash in the other and selectively blend with a mask or eraser. It come out closer to how human eyes see the scene.


This is where I find LR4 so clever, you can just paint in a bit of different white balance wherever you like



May 07, 2013 at 05:54 AM
jd_pilot
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p.1 #9 · Canon 6D - Green Color Cast in Shadows


No there were no florescent lights that I know of. Both locations - Church and Reception
hall had primarily sunlight from windows and some incandescent lights. I was using on
camera 600 ex fill flash. Have not noticed this on other cameras. The main color cast seems to be
present on the Groom and Groomsmen pants and jackets. Any other ideas ?



May 08, 2013 at 06:46 PM
24Peter
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p.1 #10 · Canon 6D - Green Color Cast in Shadows


jd_pilot wrote:
No there were no florescent lights that I know of. Both locations - Church and Reception
hall had primarily sunlight from windows and some incandescent lights. I was using on
camera 600 ex fill flash. Have not noticed this on other cameras. The main color cast seems to be
present on the Groom and Groomsmen pants and jackets. Any other ideas ?

Posting a sample photo might help, but Canon's color noise in the deepest shadows sometimes looks to me like you are describing. It's usually worse when I zoom in on an image and is often worse on a computer screen than in a print. But until we see one of your images, it's hard to tell what you're seeing.



May 08, 2013 at 09:08 PM





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