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There are a number of ways to do this, here's one:

http://www.inkart.com/pages/Tutorial/tutrl_2/project2/pages/step_1.html

Sent from my iPhone

On Jul 27, 2013, at 3:45 AM, Kathryn Killackey <[log in to unmask]> wrote:

> Hi everyone,
> 
> I was wondering if anyone could share their method for cleaning up
> stippled illustrations in photoshop? I create a lot of pen and ink
> stippled illustrations of archaeological artifacts. I have always been
> dissatisfied with how they turn out digitally. They seem somehow
> diminished once I'm done scanning and processing them.
> 
> My usual method: I ink with Koh-i-noor Rapidograph pens and ink on
> Permatrace (a British brand of Duralene). I then scan at 600 ppi. The
> scan always turns out a bit grey so I then take it in to Photoshop to
> get it back to black and white. In Photoshop I mess around with a
> curves adjustment layer and go in and clean up stubborn grey areas
> with a brush. This method sometimes works better then others. I find
> that sometimes I have to push the curves so far to get to straight
> black and white that the stipple dots are reduced.
> 
> I've just found this video on Youtube:
> 
> http://www.youtube.com/watch?v=1ADk5zdYiok
> 
> which selects and fills the background with white before using curves.
> It's definitely an improvement but I still get grey in areas of dense
> stipple and cleaning that up by hand is time consuming.
> 
> Any suggestions?
> 
> Thanks!
> 
> Kathryn
> 
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