QTR-Quadtone RIP

Thanks Daniel.

This is useful info. I have not tried placing the GLOP in a color slot. I''l certainly give your 
curves and this technique a try.

Best!

   Giancarlo


--- In QuadtoneRIP@yahoogroups.com, "danielstaver" <daniel@...> wrote:
>
> > I see from your thread below that you received no replies, and was
> wondering whether you 
> > had been able to find a good solution offline yet...
> 
> You can eliminate bronzing and gloss differential by adding a
> cartridge with gloss optimizer (glop).
> 
> I once made some curves for the MIS PRO ultrachrome equivalent color
> inkset with glop in the yellow position. 
> 
> Those curves are still available on my site:
> http://daniel.staver.no/content/download/451/2130/version/3/file/2100-mis-pro.zip
> 
> However, you can easily modify any existing curve to use glop as long
> as it's placed an ink position not used by the curve you're modifying.
> 
> In the Curve Creator, choose 'Load curve' on the ink channel with the
> glop, click 'Curve', click 'Point list', and enter pairs of point
> values starting from white to black. I used 0 60 100 30 Which outputs
> 60% glop in the highlights and 30% in the shadows. You may have to
> experiment with other values to see what works best for your inkset.
> 
> If you go too high you might oversaturate the paper with ink,
> resulting in mottling, ink smears and loss of detail.
>