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Colorchecker Passport
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Sep 27, 2014 15:07:00   #
malco555 Loc: Kenilworth UK
 
Finally got my Colorchecker Passport. A very welcome birthday present from my baby brother ( he's actually 50 in November :D )
I've not had much chance to field test it yet, but the results are very promising even on a previous shot just using the random user defined calibration. Check out the rendition of the blues!


(Download)


(Download)

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Sep 27, 2014 15:15:28   #
RichardSM Loc: Back in Texas
 
malco555 wrote:
Finally got my Colorchecker Passport. A very welcome birthday present from my baby brother ( he's actually 50 in November :D )
I've not had much chance to field test it yet, but the results are very promising even on a previous shot just using the random user defined calibration. Check out the rendition of the blues!



The one of the left looks more natural however the one the right looks good to. Nice job on the two.

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Sep 27, 2014 15:21:48   #
malco555 Loc: Kenilworth UK
 
RichardSM wrote:
The one of the left looks more natural however the one the right looks good to. Nice job on the two.


I guess it's a little subjective in terms of personal taste, but the calibrated result is supposedly more accurate?

http://www.youtube.com/watch?v=9WWJz8-pgEA

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Sep 27, 2014 15:39:38   #
CaptainC Loc: Colorado, south of Denver
 
I have found blues to be one the greatest improvements in accuracy using the Colorchecker. Not sure how anyone can really compare and tell which one is more accurate since you had to be there to know.

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Sep 27, 2014 15:50:47   #
abc1234 Loc: Elk Grove Village, Illinois
 
CaptainC wrote:
I have found blues to be one the greatest improvements in accuracy using the Colorchecker. Not sure how anyone can really compare and tell which one is more accurate since you had to be there to know.


Even if you were there, you would have to remember the shade and that would be quite a trick. Do our eyes have something like the perfect pitch that ears have? Or can you hold up the top to the monitor and adjust from there? The skin looks a little warmer. If you want a bluer blue or as the old commercial bragged, a whiter white, then adjust the specific luminance and saturation.

But as a practical matter, how many viewers would even be aware of this issue?

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Sep 27, 2014 17:15:28   #
malco555 Loc: Kenilworth UK
 
abc1234 wrote:
Even if you were there, you would have to remember the shade and that would be quite a trick. Do our eyes have something like the perfect pitch that ears have? Or can you hold up the top to the monitor and adjust from there? The skin looks a little warmer. If you want a bluer blue or as the old commercial bragged, a whiter white, then adjust the specific luminance and saturation.

But as a practical matter, how many viewers would even be aware of this issue?


Not many, to be honest. The main purpose is to maintain consistency between shots taken under various lighting conditions (not purely down to white balance) and between one or more camera bodies (of whichever manufacturer, and their color response really does vary quite a lot). This can then be achieved globally, without having to adjust every single shot individually for saturation and color balance. i.e. by generating a camera profile (much like a monitor or printer profile) for ACR or Lightroom.

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Sep 27, 2014 17:45:31   #
malco555 Loc: Kenilworth UK
 
CaptainC wrote:
I have found blues to be one the greatest improvements in accuracy using the Colorchecker. Not sure how anyone can really compare and tell which one is more accurate since you had to be there to know.


I suppose the question is "how long is a piece of string?". It's really all down to consistency. At least this way all pieces are more or less the same length...

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Sep 27, 2014 21:56:34   #
CaptainC Loc: Colorado, south of Denver
 
malco555 wrote:
I suppose the question is "how long is a piece of string?". It's really all down to consistency. At least this way all pieces are more or less the same length...


The biggest advantage , IMO, of the color checker is more consistent skin tones. For me, that is a good deal.

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Sep 28, 2014 06:47:18   #
malco555 Loc: Kenilworth UK
 
CaptainC wrote:
The biggest advantage , IMO, of the color checker is more consistent skin tones. For me, that is a good deal.


:thumbup: :thumbup: :thumbup:

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Sep 28, 2014 07:22:11   #
jerryc41 Loc: Catskill Mts of NY
 
malco555 wrote:
Finally got my Colorchecker Passport. A very welcome birthday present from my baby brother ( he's actually 50 in November :D )
I've not had much chance to field test it yet, but the results are very promising even on a previous shot just using the random user defined calibration. Check out the rendition of the blues!

Nice. I like the improved skin tones.

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Sep 28, 2014 08:45:47   #
dennis2146 Loc: Eastern Idaho
 
I can definitely see the difference in the blues but my question is how do you use the color checker? What is its practical purpose? Do you use it for post processing where you check the color after the shot and then compare it for accuracy in PP?

Dennis

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Sep 28, 2014 11:04:27   #
malco555 Loc: Kenilworth UK
 
dennis2146 wrote:
I can definitely see the difference in the blues but my question is how do you use the color checker? What is its practical purpose? Do you use it for post processing where you check the color after the shot and then compare it for accuracy in PP?

Dennis


The main purpose is to standardize your colors (not simply white balance) across lots of different lighting situations and/or different camera bodies at the PP stage. The video should make it a little clearer Dennis.

http://www.youtube.com/watch?v=9WWJz8-pgEA

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Sep 28, 2014 11:17:33   #
dennis2146 Loc: Eastern Idaho
 
malco555 wrote:
The main purpose is to standardize your colors (not simply white balance) across lots of different lighting situations and/or different camera bodies at the PP stage. The video should make it a little clearer Dennis.

http://www.youtube.com/watch?v=9WWJz8-pgEA


Thank you,

Dennis

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Sep 28, 2014 13:14:17   #
malco555 Loc: Kenilworth UK
 
dennis2146 wrote:
Thank you,

Dennis


You're welcome Dennis :thumbup:

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Sep 28, 2014 13:45:05   #
rpavich Loc: West Virginia
 
CaptainC wrote:
The biggest advantage , IMO, of the color checker is more consistent skin tones. For me, that is a good deal.


Amen.

I wouldn't have believed it if I hadn't seen it work with my own two eyes...even in mixed crappy light.

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