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 >
Message
Re: Baffled by 3MK linearization with QTR
2008-09-18 by Roger
Attachments
- No local attachments were found for this message.