2009/4/8 Roger>: > Thank's Martin for posting this Link! I've been using it lately in my press > calibrations and it yielded results that are quite comparable to > IDEALinkCurve, sometimes to the fraction of a decimals. That's promising. Using Heidelbergs software or Argyll? > Are you using it yourself? I've been using this method and Argyll tools for calibrating our proofers (HP 5500 and Canon iPF9000S) before making device profiles (colprof and refine). It works great. I however plan to make use of this technique for our CtP and two Speedmasters when I get the opportunity. Martin Weberg