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Digital BW, The Print

Index last updated: 2026-04-28 22:56 UTC

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Re: QTR question

2005-05-01 by copal01

Thanks ;)


--- In DigitalBlackandWhiteThePrint@yahoogroups.com, "Johnny Eades" 
<jeades1@s...> wrote:
> OOPS MY MISTAKE. It should be www.zuberphotographics.com
> 
> Your friend in photography,
> 
> Johnny
> 
> --- In DigitalBlackandWhiteThePrint@yahoogroups.com, "copal01" 
> <copal01@y...> wrote:
> > Hi, I'm interesting in the www.Zubergraphics.com, but the link 
> don't 
> > work.
> > 
> > 
> > --- In DigitalBlackandWhiteThePrint@yahoogroups.com, "Johnny 
Eades" 
> > <jeades1@s...> wrote:
> > > Steve,
> > > 
> > > Thanks for your information about using any inkset.I'll install 
> > them 
> > > and run the ink separation/curve creator procedure. When using 
> one 
> > of 
> > > the already created curves (EEM) as the basis for my first 
curve 
> on 
> > > H'muhle Photo Matte 170gsm paper, I found too much ink was laid 
> > down 
> > > and caused buckling of the paper, even after linearizing the 
> inks. 
> > > Then I used Tom Zuber Black Point procedure to determine the 
> least 
> > > amount of ink that would produce maximum black without loosing 
> > DMax. 
> > > Now my shadows have a longer ---  tonal range and details that 
> were 
> > > not visible before changing the BP are visible now. And it 
saves 
> me 
> > > from wasting a lot of ink unneccessarily.
> > > 
> > > Your friend in Photography,
> > > 
> > > Johnny 
> > > 
> > > In DigitalBlackandWhiteThePrint@yahoogroups.com, Steve Kale 
> > > <stevekale@b...> wrote:
> > > > Johnny
> > > > 
> > > > ANY inks can be used with QTR.  It is up to you to decide 
which 
> > > inks will be
> > > > used to make up the greyscale curve.  There is nothing 
stopping 
> > you 
> > > from
> > > > having a purple scale if you wanted if you decided to make a 
> > scale 
> > > with
> > > > purple inks.  So go through the normal process with the FSN, 
> > > choosing how
> > > > and which inks you want to make the particular greyscale and 
in 
> > > which order.
> > > > RE your input/output/blackpoint issue I strongly recommend 
> > letting 
> > > the QTR
> > > > ICC profiles do that as described.  You'll get an accurate 
> > mapping 
> > > of the
> > > > bkpt and points in between.  The average profiles that are 
> > provided 
> > > for
> > > > matte and photo paper respectively are good enough for almost 
> all 
> > > such
> > > > papers.
> > > > 
> > > > Steve
> > > > 
> > > > 
> > > > > From: Johnny Eades <jeades1@s...>
> > > > > Reply-To: <DigitalBlackandWhiteThePrint@yahoogroups.com>
> > > > > Date: Sat, 30 Apr 2005 21:33:03 -0000
> > > > > To: <DigitalBlackandWhiteThePrint@yahoogroups.com>
> > > > > Subject: [Digital BW] Re: QTR question
> > > > > 
> > > > > Frank,
> > > > > There is a website that has been mentioned here often-Tom 
> Zuber
> > > > > (www.Zubergraphics.com)that has an abundant amount of data 
on 
> BW
> > > > > printing; one being determining the Black Point and White 
> Point 
> > > your
> > > > > paper/ink combination is capable of handling. After getting 
a
> > > > > densitometer deal on Ebay, I have found that I was laying 
too 
> > much
> > > > > ink on the paper to the point of it buckling. My BP (Black 
> > Point) 
> > > has
> > > > > been changed to Input=0 Output=28 and I find that my tonal 
> > range 
> > > is
> > > > > much longer in the lower values. You may want to go to that 
> > site 
> > > and
> > > > > study some of the information for Black and White printing.
> > > > > 
> > > > > Now that I've heard that FSN inks can be utilized in QTR 
curve
> > > > > creator, I'll get to working on that.
> > > > > 
> > > > > Your friend in Photography,
> > > > > 
> > > > > Johnny
> > > > >

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