Digital BW, The Print

Hmmm I wonder what Joseph Holmes meant when he said " EPSON's official claim
is for a Dmax of 2.30 (L* of 4.1). This claim is limited by the standard
driver settings, which are conservative and can be readily overridden." He
was able to get 2.45.


> From: Louis Dina <lbdina@...>
> Reply-To: <DigitalBlackandWhiteThePrint@yahoogroups.com>
> Date: Fri, 03 Jun 2005 12:56:35 -0000
> To: <DigitalBlackandWhiteThePrint@yahoogroups.com>
> Subject: [Digital BW] Re: Holy Moly 4800!
> 
> Steve,
> 
>> As for dMax, patch A1 of the Gretag Macbeth Eye One TC9.18 target
>> (R=G=B=0) measures L*=6 or a density of 2.18 for Ilford Smooth
> Pearl > paper.  This is with standard settings ie I have not figured
> out how > to increase the ink load etc yet.
> 
> If it is like the 4000, playing with the ink density settings does
> not increase the ink load at either endpoint, but only between those
> points.  I did a series of tests with the 4000 driver to see if I
> could get a better Dmax, and found this to be the case.  My
> subsequent discussions with Epson confirmed this, so it appears the
> maximum inkloads are hard coded into the driver for a given paper/ink
> combination.  The color density adjustment bumps up the ink loading
> somewhere in the middle.
> 
> Personally, I wish Epson would add a slider inside the driver for
> expert users, allowing a +/- 20% control for total ink loading.  This
> would really help when building custom profiles.
> 
> Lou
> 
>