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Digital BW, The Print

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Re: [Digital BW] RIPs

Re: [Digital BW] RIPs

2002-01-10 by Julian Thomas

I've not got the rip, but I've been looking very closely at the specs
because I will be shortly. Paul's curves print in RGB mode and I can't find
anything in the specs that allows for that - or the toning. I'm guessing
that Piezo2 will allow a similar function - but with their inks at
presumably humongous prices. Tghe imageprint rip looks to be the most
flexable without tying you in to a specific ink manuafacturer - but i can't
find anything that would work for a toning inkset.

Julian
----- Original Message -----
From: "Mr_Misty_44" <jharvey@...>
To: <DigitalBlackandWhiteThePrint@yahoogroups.com>
Sent: Thursday, January 10, 2002 4:35 PM
Subject: [Digital BW] RIPs


> Does anyone know if IMAGEPRINT RIP can be used with Paul Roark's
> system with a 7000 or better.
>
>                         John H
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Re: [Digital BW] RIPs

2006-11-12 by CorrPro96@aol.com

In a message dated 11/12/2006 11:34:04 A.M. Eastern Standard Time,  
paul.roark@... writes:

I did a  quick comparison of the 2400 in ABW mode against the 2200 with the
4K+ and  IJC.  I used a 720 ppi, 1 inch high version of my Rainbow  Falls
shot.  It has smooth (moving water) highlights and sharp dark  rocks.  I just
used ABW at "neutral" and "normal" darkness, which  seemed to generally match
the 2200 image, but I did not do a detailed  comparison of the relative
profiles.  The 2400 did well in the smooth  highlights (of course there are
color dots there, but I can't see them in  the real print), but the dark
rocks with ABW mode show an amazing loss of  fine detail compared to the 2200
and IJC.  I can see the difference at  normal viewing distance.  I don't
think I would have noticed the lower  performance in an actual print that was
not compared side-by-side, but my  very initial results tend to confirm
Tyler's observations.  I confess  I'm surprised at the degree of difference.




Paul,
 I'm trying to get someone's evaluation of IJC/OPM for monochrome  printing. 
I'm running a 2200 with GQuad inks and a 4000 NK & with QTR. Is  IJC worth my 
investment ?
 
Richard (Brooklyn)


[Non-text portions of this message have been removed]

RE: [Digital BW] RIPs (& the times ...)

2006-11-12 by Paul Roark

Richard,

You asked, in part:

>Paul,
>I'm trying to get someone's evaluation of IJC/OPM for monochrome printing. 
> ... Is IJC worth my investment?

It depends -- lots of variables.

It has been for me.  

Currently, for example, I need a rip to solve some pragmatic printing
issues.  (See for example, http://home1.gte.net/res09aij/4K+.pdf )  I needed
more control of the inks than the Epson driver allowed.  So, I turned to the
rip that I know how to use.

(I'm not familiar enough with the actual use of QTR beyond the Create ICC
level to compare them as rips.  I hope to get down that learning curve
also.)

In the past, I've used curves in Photoshop to control inks.  So I found the
IJC curves a rather easy workflow to get into.  With the rip ("raster image
processor" -- or non-Epson printer driver) and Excel's graphing of the
ColorVision PFP Spectro output from reading test strips, I think I can make
profiles more easily and accurately than I've been able to in the past.  

Of course, I would like the process to be even easier, but with my printers,
including the old 7500, the rip allows me to solve some problems that I
could not solve with the Epson driver. 

If one enjoys operating at the manually-controlled profiling level, a rip
can be a very satisfying and useful tool.

One of my goals, of course (being cheap), relates to the availability of
standardized, commodity inputs, as well as a workflow that would allow me to
use multiple printers and jump from one Epson to another most efficiently.
A rip appears to facilitate that approach, with, of course, the printers I
happen to have.  

For most of the market, I suspect the K3-type machines and approaches will
dominate.  I have no doubt that with good profiles or optimizing the ABW
mode controls the K3 outputs can be outstanding.  I'm impressed with what
I've seen (especially with carbon in the yellow spot).

Paul
www.PaulRoark.com

Re: [Digital BW] RIPs (& the times ...)

2006-11-12 by CorrPro96@aol.com

In a message dated 11/12/2006 2:51:18 P.M. Eastern Standard Time,  
paul.roark@... writes:

In the  past, I've used curves in Photoshop to control inks.  So I found  the
IJC curves a rather easy workflow to get into.  With the rip  ("raster image
processor" -- or non-Epson printer driver) and Excel's  graphing of the
ColorVision PFP Spectro output from reading test strips, I  think I can make
profiles more easily and accurately than I've been able to  in the past.  



Paul
Thanks for the insights and the link to your inkset formula. You refer to  
<Excel's graphing> and I don't understand what you are referring to. I too  am 
using PFP v2, but know nothing about Excel graphing.
 
Richard (Brooklyn)


[Non-text portions of this message have been removed]

RE: [Digital BW] RIPs (& the times ...)

2006-11-12 by Paul Roark

Richard,

 

I export my PFP measurements to a text file that I open in Excel.  Excel
command: Insert<Chart will graph highlighted data.  It's just an easy way to
visually see what is going on.

 

Paul

www.PaulRoark.com <http://www.paulroark.com/>  

 

 

  _____  
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From: DigitalBlackandWhiteThePrint@yahoogroups.com
[mailto:DigitalBlackandWhiteThePrint@yahoogroups.com] On Behalf Of
CorrPro96@...
Sent: Sunday, November 12, 2006 1:09 PM
To: DigitalBlackandWhiteThePrint@yahoogroups.com
Subject: Re: [Digital BW] RIPs (& the times ...)

 


In a message dated 11/12/2006 2:51:18 P.M. Eastern Standard Time, 
paul.roark@verizon. <mailto:paul.roark%40verizon.net> net writes:

In the past, I've used curves in Photoshop to control inks. So I found the
IJC curves a rather easy workflow to get into. With the rip ("raster image
processor" -- or non-Epson printer driver) and Excel's graphing of the
ColorVision PFP Spectro output from reading test strips, I think I can make
profiles more easily and accurately than I've been able to in the past. 

Paul
Thanks for the insights and the link to your inkset formula. You refer to 
<Excel's graphing> and I don't understand what you are referring to. I too
am 
using PFP v2, but know nothing about Excel graphing.

Richard (Brooklyn)

[Non-text portions of this message have been removed]

 



[Non-text portions of this message have been removed]

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