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Digital BW, The Print

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Message

[Digital BW] Ink Concentrations

2001-12-22 by Paul Roark

Wendel,

You wrote:

>Can anyone tell me the percentage of ink concentrations for
>MIS FS and Cone
>in terms of K=100%, C=?%, M=?%, Y=?% etc? The original mis quads are sold
>with the % on the bottle. Thanks in advance...

I publish the percentages I use in my early experiments with new inkset
mixes.  However, the ink sellers consider their mixes to be proprietary and
confidential.  So, once MIS says they are interested in one of my mixes and
provides materials for finalizing it, I do not publish the final mixes.

I was not involved in the final FS mix.  But I can say that the VM, FS and
Piezo cyan densities are about the same.  (Essentially interchangeable, with
much more variability showing up in my tests of various Piezo cyan samples.)
I am now looking at the FS densities with the goal of getting them to where
they need to be in order to work best with the Piezo software.  (I think MIS
missed the mark slightly with respect to the light midtones.)

The original MIS %'s are not all that helpful.  They do not reflect either
mixing or relative density numbers.  They are simply labels that indicate
the order of density.  The "25" is very light, and the others are darker
than indicated.

Paul
http://www.PaulRoark.com

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