Digital BW, The Print

Thank you for that, Paul. I won't argue that it works - it does, very well. But, I've always wondered exactly how!



--- In DigitalBlackandWhiteThePrint@yahoogroups.com, Paul Roark  wrote:
>
> remononaz1  wrote:
> 
> > **
> >
> >
> > When printing using printer controls, and without an acv curve, how does
> > the printer know to print from the various the shades of gray in a monotone
> > ink set, for example C-6?
> >
> > What keeps the printer from just printing from the black cartridge only?
> >
> >  __
> >
> The printer "assumes" there is the OEM color ink in it.  So, if a neutral
> image is sent to it, it'll combine the C, M and Y colors as it assumes is
> needed to make a neutral tone.  This works quite well if, and only if, the
> B&W inkset was made in a way to be compatible with the Epson driver, like
> Eboni/Carbon-6.  The Epson driver ink distribution is not optimal for an
> inkset like Eb/C-6 in that it spreads the 2% Y across the entire print,
> aside from  the 100% black values, with much less than optimal at the
> beginning of the print and too much in the shadows.  However, particularly
> with the 1.5 pl drop size, the LC and LM are light enough that the print
> will be smooth throughout.  The Epson LM-M and LC-C crossovers are
> excellent.  The color to black crossover is less than ideal, but it usually
> works OK.
> 
> Most current printers do not support a black only mode.  And the few that
> do (WorkForce only?) require a special setting in the driver to select that
> approach.
> 
> Paul
> www.PaulRoark.com
> 
> 
> [Non-text portions of this message have been removed]
>