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Digital BW, The Print

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Re: Baffled by 3MK linearization with QTR

2008-09-18 by Roger

Thanks, Paul.  I think you nailed it.  I use Adobe RGB and Gray Gamma
2.2 in Photoshop.  I will try converting to a QTR ICC in Photoshop and
then using the linearized QTR setting, and if I can't figure that out
will use your curve.

Roger

--- In DigitalBlackandWhiteThePrint@yahoogroups.com, "pr_roark"
<pr_roark@...> wrote:
>
>  "Roger" <rsmith02@> wrote:
> 
> >  I am trying the 3MK QTR workflow with my R1800. 
> > I am not having luck getting a grayscale ramp similar 
> > to UTR2 in a R220.  In general it has
> > far too open shadows and looks very flat.  ...
> 
> Basically, it sounds like you're comparing the compressed-shadows 
> Gray Gamma 2.2 workspace output with the linear QTR output -- they 
> are different.  The UTR2 workflow with ICCs is a "color managed" 
> workflow that will "see" the workspace you're in and match it.  
> You're probably working in gray space Gray Gamma 2.2 -- which I also 
> like and recommend.  Look at your "Gray" workspace Photoshop setting, 
> shown and set at Edit>Color Settings
> 
> There are a number of ways to deal with the different printing 
> characteristics of the color managed (ICC) workflows and those that 
> are not (like the QTR rip, Epson ABW, etc.).  Some convert the file 
> to the gray matte space (ICC) that is in the QTR download.  
> 
> I don't like to convert my files, so I use a curve in Photoshop (on a 
> layer) to make the conversion.
> 
> In general, see http://www.paulroark.com/BW-Info/R1800-Workflow.pdf  
> Among other things, there is a link there to a zip file that contains 
> the curve I use.
> 
> Good luck with the system.
> 
> Paul
> www.PaulRoark.com
>

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