QTR-Quadtone RIP

Again, excellent information quality, thank you for sharing!

Best regards,

Jakub Vosahlo
On 18.1.2010, at 6:37, jespes wrote:

> i think it's the "where's the black" link here:
> 
> http://shopping.netsuite.com/s.nl/c.362672/sc.24/category.6608/.f
> 
> --- In QuadtoneRIP@yahoogroups.com, Jakub Vosahlo <vosahloj@...> wrote:
> >
> > Great explanation, thank you for that. I am not aware of the 
> > piezography site you are referring to, would you mind posting the 
> > link, please?
> > 
> > Jakub Vosahlo
> > 
> > On 16.1.2010, at 22:01, "ccolbertbw" <ccolbert@...> wrote:
> > 
> > >
> > >
> > > One other small point that you may already be aware of: be sure that 
> > > you are in fact laying down "black" values. Use the histogram tool 
> > > in PS (hold down the control key while you move the slider) to see 
> > > where the black pixels are. You may find that a vanishingly small 
> > > number of pixels are actually near 100%.
> > >
> > > Somewhere on the piezography site there is a nice tutorial showing 
> > > how to steepen the curve from about 90-100% to push more pixels into 
> > > the deep blacks. Perceptually it can make a big difference. Good luck.
> > > ccolbertbw
> > >
> > > --- In QuadtoneRIP@yahoogroups.com, "dawsonmpleasanton" 
> > > <dawsonm@> wrote:
> > > >
> > > > Thank you for that information. It helps ease my mind somewhat.
> > > >
> > > > In fact, I am referring to "Ultra Premium Presentation Matte" 
> > > paper. It looks like you are getting a Dm of 1.57 on that paper. I 
> > > have H. Museum Etching as well. Haven't printed out a calibration 
> > > ramp on that paper yet.
> > > >
> > > > I find it interesting that the Epson paper loads up so quickly. It 
> > > reaches nearly 1.5 somewhere around 50% load and VERY gradually gets 
> > > to Dmax. Whereas it seems clear that the other papers are increasing 
> > > in density right up to 100% load. Well, maybe not that interesting. 
> > > It's why we need to profile the papers, afterall. Right?
> > > >
> > > > After doing a few more prints since my original post I think I 
> > > agree with you. The blacks aren't that bad on Epson matte. I think 
> > > it was my initial impression of my first print in going from the dye/ 
> > > pigment inks of my R1800 to pure pigment inks on matte.
> > > >
> > > > Plus the print I made was not really processed optimally and was 
> > > lacking in contrast. The result was a print that seemed a little 
> > > dull and life-less without any black punch. My subsequent prints 
> > > have looked pretty good.
> > > >
> > > > Thanks again.
> > > >
> > > > Mike
> > > >
> > > > --- In QuadtoneRIP@yahoogroups.com, "ccolbertbw" <ccolbert@> wrote:
> > > > >
> > > > >
> > >
> > > 
> > 
> > 
> > [Non-text portions of this message have been removed]
> >
> 
> 



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