Digital BW, The Print

I agree Daniel.  I recently made a QTR sepia profile using K, LK, LM,  
LC, and Y.  Although Y is used in this profile there is no metamerism  
in the prints.

Carl Schofield
www.schophoto.com

On Thursday, October 23, 2003, at 10:47  AM, Daniel Staver wrote:

>> BTW, IP doesn't use the yellow ink for B&W which, reportedly,
>> eliminates metamerism
>
> I see this repeated all the time, but I really wonder whether it's
> true... The Epson driver also uses a very large amount of cyan and
> magenta to produce BW, and those inks clearly display strong metamerism
> on color pictures - A have a picture with a deep blue sky in front of  
> me
> now, and under the fluorescent light on my desk it's very purple, while
> under a normal lightbulb it's much closer to cyan - Big difference.  
> This
> reflects the metamerism I see in BW pictures printed with the Epson
> driver.
>
> --
> Daniel Staver
> http://daniel.staver.no
>
>
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