Digital BW, The Print

Hi David:

Have you tried the print alignment utility? If your colours are out of register there may be colour changes from one end to another. This is what happens on printing presses sometimes, especially with large screen fills.

Leslie Otterbein

On Jul 22, 2014, at 6:43 PM, david@...m [DigitalBlackandWhiteThePrint] <DigitalBlackandWhiteThePrint@yahoogroups.com> wrote:

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> OK, I've noticed this problem for a while but have been dealing with other things and have another printer set up with an aftermarket B&W ink set.
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> My problem is with an Epson 3880 with OEM inks, printing on any matte surface paper you care to mention, but concentrating recently on watercolor papers. (Used mostly Red River Aurora before I decided to abandon coated papers entirely.)
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> I work strictly in Brown & White.
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> I put a solid color fill layer at the top of my layer stack in Photoshop. It is set to:
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> Hue 43
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> Saturation 100
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> Brightness 12,
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> or slight variations thereof. Saturation is always 100. Blend mode is always "color".
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> This should and often does make everything a pleasing brown. But once in a while, OK more often than that, parts of the image go green. A noticeable, 'I can't sell a print that looks like this', green! 
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>  It is much more noticeable on Arches Hot Press than on Arches Cold Press, for example. Go figure.
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> Any ideas/suggestions on what could be causing this? I could take a couple guesses (metamerism, diffraction, gypsies), but I'd rather hear something more thought out.
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> BTW, changes to rendering intent in the print dialog have zero effect. It seems to occur in transitions from dark to light. It is at its worst in my top selling image. (Who coulda guessed!?)
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> Any and all ideas will be much appreciated.
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