Michael Schulz wrote: > ...very good question! I hope that photoshop (CS5.5) will display the > results on screen but right now I have no idea if it can do this > correctly? Beside of this we could make test prints on a HP Indigo some > where but as far as I know there are no HP Indigo CMYK+N ICCprofiles > available...? You can (sort of) get there with Photoshop, but there's a bunch of manual stuff you need to do, because it doesn't understand N-color TIFFs. You need to use the cctiff -a flag, and then manualy turn the alpha plains into the right color planes. Graeme Gill.