Datacolor User to User Support Group.

Print the lower right test image, and measure the large medium gray  
patch using the tool menu's measure command. See what the a* and b*  
values are. They should be neutral, even if your output has a  
metameric cast under your viewing light.

C. D. Tobie
WW Product Technology Mngr.
Digital Imaging & Home Theater
DataColor.com
CDTobie@...

On Jan 4, 2009, at 7:54 PM, "John Arnold" <john.arnold@...>  
wrote:

> Hi,
>
> Thanks for your help earlier today. I worked out the file naming  
> problem but noticed a
> peculiar thing when I soft proofed one of the grayscale images  
> provided by DataColor. The
> profile that I used was made from the expert target plus the  
> extended grayscale target. When
> I clicked the on screen soft-proofing on and off I noticed that the  
> image actually warmed up
> with a slight sepia tint when the soft proof box was checked.
>
> Why is that? I expected to see a change in tonal range, but not a  
> small color shift. Upon
> output, it does appear that the image might have a slight sepia tint  
> to it, but I did not add
> that tint when I originally built the profile. Any ideas what's  
> going on?
>
> John
>
>
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