Digital BW, The Print

Robert,

Thanks for the report. Is the effect strong enough to show up on a scan? If
it is, I would appreciate a scan of even a portion of the image to post.

Martin


----- Original Message -----
From: "Robert Morrison" <rmorrison@...>
To: <DigitalBlackandWhiteThePrint@yahoogroups.com>
Sent: Saturday, September 21, 2002 5:59 PM
Subject: Re: [Digital BW] EAM+Piezotones: Printer beware!


> I'm confirming Antonis's result.  I have had exactly the same result now
> with the Selenium Piezotones.  I have a large print on EAM that was
printed
> one month ago.  For the last 5 days it was in a room that receives
> intermittent strong day light...probably about 2 hours a day.  After 5
days
> it shows the bad crossover warming/fading that Antonis describes below.
> Prints made at the same time that were stored in the dark do not show
this.
> This experience eliminates the Piezotone black for me.
>
> Robert
>
> in a room thOn 9/8/02 9:25 AM, "antonisphoto" <antonisphoto@...>
> wrote:
>
> > I have a series of large prints on EAM made with the new Warm-Tone
> > Piezotones on a 7000 using ImagePrint 4.  They were printed 2 months
ago,
> > and since they were meant as proofs,  I clipped them up on the walls
> > unframed. The room they have been hanging gets no direct sun but has
> > plenty of daylight from a southern window.
> >
> > I was gone for a few weeks and when I returned a few days ago I noticed
to
> > my great dismay that the black and near-black areas had turned brown.
Since
> > that is also a lighter value than the original black, these areas now
appear
> > "solarized" or "bronzed out". IOW, the brown appears within a clear
contour
> > from the surrounding image which is not affected.
> >
> > I am guessing these are the areas where the black ink kicks in. So, I
have
> > many questions and theories, but no answers. Maybe we can compare notes?
> >
> > - Is this happening only on Epson Archival Matte (and the recently
renamed
> > version)? Any other papers? Does it happen behind glass?
> >
> > - Is this what Paul Roark predicted about PT black - except this
happened in
> > (a short) real time and real world  conditions rather than a fader?
Pretty
> > scary.
> >
> > - If the above is a paper-wide symptom, InkjetMall needs to recall the
black
> > PT
> > ink (which is common to all sets) and refund or replace with a known
stable
> > ink such as MIS.
> >
> > - Since InkjetMall no longer supports their inks with profiles and
software,
> > we
> > need to alert Colorbyte and R9 to the need for strange new combinations
of
> > inks such as PT grays with MIS FS black or MIS DD. I realize this is
already
> > an old idea on this list, but I thought it applied to cases that need
> > "extreme"
> > archival stability. I didn't think the Piezotones wouldn't even last 2
> > months!!
> > And to think they were originally hyped up as pure pigment!
> >
> > Any thoughts?
> >
> >
> > Antonis
> >
> >
> >
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> Please visit the Group Homepage to check the Files, Bookmarks, Polls and
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