Changing Screen Angles in Duotone Images, Part 2
I advise you read the first part of this tutorial, so you understand the reason of this ste-by-step tutorial. Wrongly set screen angles and frequency can cause your job to print incorrectly. Most designers won’t need to deal with those settings, as printers will most likely do that themselves, but extra knowledge on this won’t hurt.
You are required to have Adobe Acrobat Professional, Adobe PS or any other driver that will allow you to make PostScript or PDF files. You will not be able to use the built-in Export to PDF option in InDesign or Export Layout as… in QuarkXPress to do what is described in this tutorial. With InDesign and Illustrator you will also have to produce separated files to be able to change screen angles. More »
