Re: Pigments for neutral color balance in gum: (Re: Fish Eyes again)
ok, I understand your point, keep up the good work.
----- Original Message -----
From: "Loris Medici" <firstname.lastname@example.org>
Sent: Thursday, September 18, 2008 7:37 AM
Subject: Re: Pigments for neutral color balance in gum: (Re: Fish Eyes
> Thanks Yves, I do RGB separations -> the algorithms and programs you
> mention are for CMYK (if I'm not mistaking), therefore useless to me. I
> don't want a perfectly color-correct result, just a convincing
> approximation + more neutral blacks that's all (since being consistent is
> almost impossible because I mix the color for each layer by hand, w/o
> using stock gum/pigment solutions). On the other hand, I think one can
> build a custom CMYK profile (measuring each primary color and the
> combinations with a spectophotometer) for proofing and manipulate the
> color balance on screen in order to get the desired result <- (probably!?)
> but this isn't what I want to do.
> 18 Eylül 2008, Perşembe, 2:19 pm tarihinde, Yves Gauvreau yazmış:
> > Loris,
> > the starting "colors" you use are important for sure but the proper
> > separations may prove more significative in obtaining neutral print
> > values.
> > But you will need special tools and software to do this but it will also
> > take the guess work out of the process. I would argue that this problem
> > one of the many reason color management was design for. To my knowledge,
> > there is even a special algorithm design for this specific problem, if
> > memory serve me well I think it is called the gray axis algorithm.
> > this with a software program that can create the required separations
> > you should be in business.
> > Hope this helps,
> > Yves