Digital BW, The Print

Jeff Magidson wrote:

>
>
> mkravit wrote:
> >
> > Recently it was noted that if we coiuld print grayscale images with
> > RGB inks without color crossover and metamerism life would be grand.
> >
> > Well I was wondering. Epson claims that their new lightfast inks will
> > last for at least 25 years. They recently intriduced these inks for
> > the 1280, 7000, 10000 etc. These inks have little or no metamerism as
> > they are dyes. The 25 year life seems somewhat reasonable for certain
> > circumstances and the color gamut is very nice.
>
> Mike;
>
> About 1 1/2 years ago when I started my exploration of trying to get
> decent B&W prints out of my Epson 1200, I started plying around with the
> Photoshop supplied Duotones. On some images I was able to get a nice
> grayscale with little crossover, but this varied from image to image.
> However the big turnoff was the amount of metamerism with the OEM <pre
> lightfast> color inks. The prints would look great under tungsten light
> and VERY green under daylight. In comparison the Piezo and MIS quad inks
> have almost no metamerism.
>
> Are you saying that the newer Epson "lightfast" dye inks have less
> metarmerism then the standard Epson inks that are in the OEM 1200, 1600
> color cartridges?
>
> -Jeff

I have never heard of a metamerism problem with dye based inks...I thought it was strictly a pigment ink
problem.

Harvey Ferdschneider
partner, SKID photography, NYC







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