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Digital BW, The Print

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

Message

Re: QTR: Great Tool ... no casts, But

2005-02-14 by Johnny Eades

Hello Ferdinand,

You DO CONVERT the target to Gray Matte before printing. That is what 
you normally do to print QTR, right? Don't feel it's a dumb question, 
often I read something and try to understand it several times and 
often try several different things before I really see what the 
process is. As Thomas Edison said after 25000 tries on the electric 
light bulb, "Now I know 25000 ways NOT to make an electric light 
bulb."

Your friend in Photography,

Johnny




--- In 
DigitalBlackandWhiteThePrint@yahoogroups.com, "ferdinand_paris" 
<ferdinand_paris@y...> wrote:
> 
> Can I ask a really dumb question here.  The instructions say "Using
> the same process you use to print your images, print each target
> ....".  So I print the target using QTR(Gui), but I *DO NOT* convert
> the target to the Gray Matte profile (which would be the normal
> printing process), because this would change the underlying numbers 
in
> the file, and invalidate the whole point of the exercise, right?  I
> just leave it as AdobeRGB.
> 
> F_P
> 
> 
> --- In DigitalBlackandWhiteThePrint@yahoogroups.com, "Johnny Eades"
> <jeades1@s...> wrote:
> > I take it your monitor is calibrated using some kind of device 
and 
> > software combination. This is a must to produce consistent and 
> > predictable results from any workflow. Go to 
> > www.zuberphotographics.com and download the Black Point/White 
Point 
> > information for the printer. Do the procedure to determine what
> > Black  Point is needed to allow you to print a full tonal ranged
> > image, and  then do the procedure for the White Point to do the
> > same thing. You may be surprised what this simple procedure can do
> > for your printing results. I found that I had been using the Zero
> > point to indicate my black point and after doing the BP/WP I now
> > use BP=19 and WP=252. Do this test on all the types of paper you
> > use.

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