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Digital BW, The Print

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Re: [Digital BW] HWM v. EEM v. HPR, was: HWM rated more archival than EAM/EEM !?

2003-02-23 by Truman Prevatt

I must have gotten a yellow batch.  I sure didn't like it's base color 
compared to photo rag or Somerset Velvet either.

Truman

Paul Roark wrote:

>Bob Michaels wrote:
>
>  
>
>>... Critically comparing the HPR and EEM prints side by
>>side, I simply can see no difference in the blacks, shadow detail or
>>highlights. And, the base of the EEM is very slightly whiter than the
>>HPR. ...
>>    
>>
>
>Out of curiosity I pulled some test strips and measured the whites and
>blacks with the X-Rite spectrophotometer.
>
>Whites:
>
>	Photo Rag - C = 0.03, M = 0.04, Y = 0.03, Visual = 0.04;
>
>	EAM - 	C = 0.04, M = 0.04, Y = 0.02, Visual = 0.04.
>
>So, for these batches of paper, the visual brightness is equal, the EAM is
>slightly blue, and the PhotoRag is slightly magenta.  The PR readings were
>the same from two separate batches.  The EEM/EAM has been fairly stable
>recently, but did go through a period when it was distinctly yellower.
>
>With respect to the blacks/dmax, PhotoRag has generally had about the best
>that could be achieved by the FS/VM black ink.  It generally read about
>1.72.  On the old EAM, the FS/VM dmax would be about 1.65.  With the new
>EAM/EEM, however, the FS/VM dmax has fallen to 1.60 or below, depending on
>printer.
>
>For most images, I find that as long as I get a dmax of about 1.65 on matte
>paper, it looks jet black.  In fact, except with ideal lighting, a matte
>print dmax of 1.65 usually looks better side-by-side than a glossier print
>with a 2.0+ dmax.  The reflections on even semi-gloss blacks eliminates
>their advantages.  Of course, glass eliminates much of the advantage of the
>matte paper.
>
>Also, the new EAM/EEM seems to hold the high-load blacks better than
>PhotoRag.  As such, for example, the new MIS matte black hits 1.69 on EEM
>with the 7500 and only 1.67 with PhotoRag.
>
>(Note that EEM appears to be sold as EAM outside the U.S. and inside the
>U.S. by outfits doing gray market.  They appear to be the same paper.)
>
>Paul
>http://www.PaulRoark.com
>
>
>
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