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Digital BW, The Print

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Re: [Digital BW] 1280 UT Dual-Toner inkset

2003-09-06 by D. Hill

Paul,

Do you have any examples online of the colors possible
with this inkset?

Don


--- Paul Roark <paul.roark@...> wrote:
> Well, it works.
> 
> I have a modified Ultra Tone inkset that can do both
> sepia and cool toning
> with the Epson driver.  The cool toner has also been
> doubled in strength so
> that even the warmest RC paper shadows (like
> Pictorico) can be cooled down.
> 
> The inks are all easily available or easy to mix. 
> No clear base is used.
> 
> C = MIS 2200/7600 light K
> PC = MIS UT Hex yellow (the lightest gray)
> M = 58% MIS Light (Photo) Magenta &
>     42% MIS Light (Photo) Cyan
> PM = MIS UT Hex M
> Y = MIS UT sepia toner
> 
> I have draft curves that print neutral/selenium,
> carbon (both toners turned
> off -- until 75%, where they dive to the 100% spot
> to turn on the black),
> and sepia that is 0.25 warm -- that's a true sepia.
> 
> The curves are very easy to make, because the Epson
> driver does the
> cross-overs.  No more roller-coasters.  (The curves
> are so simple that I
> suspect the sliders could be re-activated and would
> work, but I have not
> tried this.)
> 
> Because the toner is stronger, the inkset can print
> ice-cold, for those who
> like special effect.
> 
> On RC paper 1440 shows some roughness in the shadows
> on close inspection,
> but at 2880, it smoothes out to the point I don't
> think anyone would be
> concerned.  I may mix a denser PC ink to see if that
> helps the 1440 RC
> roughness.  (I'm not particularly patient with the
> 2880 slowness.)
> 
> At any rate, I think the concept of a dual-toner
> inkset in a 1280/1290
> works.  The one above is a first shot, with
> readily-available inks that
> anyone can experiment with.
> 
> I may move on to some custom mixes to refine it, but
> I like the idea of
> using off-the-shelf inks.  It opens up the system to
> more alternatives.  The
> different RC-compatible inks (MIS v. Epson) have
> shown different
> characteristics on various papers.  One is not
> clearly better than the
> other, but their bronzing and other surface
> characteristics differ.  So, for
> a particular paper, there may be a new way to
> optimize the inkset for the
> particular paper.
> 
> Also, different people will like different tones. 
> With off-the-shelf
> components to make the toner, people can mix
> different ratios of the PM & PC
> to get the shadows tone they prefer.
> 
> Have fun.
> 
> Paul
> http://www.PaulRoark.com
> 
> 
> 
> 


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