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Digital BW, The Print

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Re: MIS UT2 Carbon prints very non-linear

2006-01-16 by chwhitaker

Paul,

When I leave red as is, and flatten green and blue, the step wedge
appears red on the monitor, not cyan. Can you send me the curve you
describe below? Thanks.

--- In DigitalBlackandWhiteThePrint@yahoogroups.com, "Paul Roark"
<paul.roark@v...> wrote:
>
> I'm not sure a too-dark LC would cause the problem you're having,
but it's
> possible.  Try printing an RGB 21-step test strip with only the red
curve at
> its default position, and the green and blue curves horizontal --
i.e., the
> magenta and yellow inks turned off.  On the monitor the RGB image
will be
> cyan.  With No Color Adjustment selected in the driver, the ramp
will show
> if the LC is way to dark -- the ramp will be awful.  (If you don't
know how
> to make this curve, let me know and I'll send one off list.)
> 
> Paul
> www.PaulRoark.com 
> 
> 
> 
> 
> Chwhitaker wrote, January 15, 2006 2:50 PM:
> 
> > <paul.roark@v...> wrote:
> > > There are also test files there that you can use to
> > >  be sure the inkset is correct -- or at least close.
> 
> 
> > ... The inkset seems to be the problem. My purge
> > pattern matches your sample fairly closely, except for light magenta,
> > which is *much* darker than yours -- about as dark as magenta. I guess
> > this means my UT2 color cartridge has the wrong ink for light magenta
> > -- right? If so, what's the best way to present the problem to MIS?
> 
> 
> 
> January 15, 2006 2:54 PM
> 
> > ... 
> > A quick followup to my previous response: I meant to say "light cyan"
> > and "cyan".
> 
> 
> > January 14, 2006 11:49 AM
> > 
> > ... MIS UT2 with my 1280... Carbon curves, ...
> >Take a look at
> > http://www.charles.whitaker.name/CarbonTestResults.jpg.
>  This is on
> > Epson "Archival" Matte, with paper type = "Photo", no color
> > management, at 300 dpi.
> >
>

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