Digital BW, The Print

For what it's worth, I'm using the utfsn with innova fiba gloss and  
so far have not detected any color cast. It does appear to print  
neutral. A little light, but I'm attributing that to the curve I'm  
using which is not specifically for this paper.

Mike
On Aug 29, 2006, at 12:25 PM, Paul Roark wrote:

>
>
> Some have wondered why the "neutral" inksets tend to have dark inks  
> that
> have a less magenta or more greenish (which I try to avoid) bias  
> than the
> lighter inks. My response has been that most papers tend to print more
> magenta in the shadows. This can be seen in the tones of the C88,  
> which has
> only one midtone ink density and tone. See graph #4 in this PDF  
> regarding
> that inkset: http://home1.gte.net/res09aij/C88_EZ_CSR_SPECTRO.pdf
>
> When the inkset is profiled to give an equal Lab B through the  
> midtones, Lab
> A rises as the densities increase, even though there are no cross- 
> overs to a
> different toned ink in the midtones. Whether this is good or bad  
> may be
> subjective, but if one wants the Lab A & B curves to both be flat,  
> the ratio
> of cyan to R800 blue (or magenta) in the toned (blended) ink must  
> increase
> with increasing density.
>
> Paul
> www.PaulRoark.com
>
>
> 



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