Archived posting to the Leica Users Group, 2000/07/25

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Subject: Re: [Leica] digital quality
From: Dan Cardish <dcardish@microtec.net>
Date: Tue, 25 Jul 2000 19:22:05 -0400
References: <3.0.6.32.20000725165617.0090f260@pop.microtec.net>

In a more serious vein, it is actually quite rare that a good photograph on
traditional silver gelatin paper will exhibit the maximum black that it is
theoretically capable of.   I can recall a photo teacher telling us to
expose a piece of paper to bright light for about 10 minutes, and then
develop it for another 10 minutes.  We were to keep a piece of this pure
black print with us to make sure that the deepest blacks in our prints
matched the black of our reference print.   I think this was a big mistake.
 Shadow detail will suffer if we insist on getting that deep black in our
prints. 

So for most normal photographs, the lesser DMAX of Epson prints is not a
real factor.  They certainly LOOK very black in my prints, and I believe
that this is all that matters.  The Epson Premium Glossy, inspite of its
other problems, is capable of very dense *looking* blacks, densitometer
readings notwithstanding.

Dan C.

At 06:17 PM 25-07-00 -0400, John Brownlow wrote:
>
>
><irony> 
>
>Oh, don't start banging on about that again, PLEASE, Dan.
>
>As if that mattered.
>
></irony>
>
>
>on 25/7/00 4:56 pm, Dan Cardish at dcardish@microtec.net wrote:
>
>> But they LOOK so nice!!
>> 
>> Dan C.
>> 
>> At 09:13 PM 25-07-00 +0200, imx wrote:
>>> An intriguing topic, this one about the image quality of a  digital print.
>>> I did some densitometric measurements on digital prints, made by Epson.
>>> These were promotional and of very high quality. Measuring white gave
>>> D=0.04, which is as good as the best BW papers I have tested. But
measuring
>>> black gave a D=1.42, which is very good for a colour neg print, but far
>>> below what you can get with a BW print, which can handle easily D=2.30.
>
>-- 
>Johnny Deadman
>
>http://www.pinkheadedbug.com
>
>
>
>

In reply to: Message from Dan Cardish <dcardish@microtec.net> (Re: [Leica] digital quality)