I did see that it was a tiff but who knows how the file actually was created. I know I've seen a jpg version somewhere so I'd assume it came from there.
Step wedges are hard to make perfect. One thing you may find curious is: in Photoshop select a few steps and in levels greatly increase the contrast. Then you can see the subtle details. Most of this is too small to make a practical difference.
Roy
On Sunday, April 12, 2015, paulmwhiting@... [QuadtoneRIP] <QuadtoneRIP@yahoogroups.com> wrote:
On Sunday, April 12, 2015, paulmwhiting@... [QuadtoneRIP] <QuadtoneRIP@yahoogroups.com> wrote:
PS: I suspect the white separation lines in the third row help to minimize the adjacency effect Keith mentions... but the "scallops" are still slightly visible.
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