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Digital BW, The Print

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Re: gamma - BO vs continuous tone

2006-04-25 by Clayton Jones

Hello Brian,

>So because there really isn't a difference I must be perceiving one 
>for some reason.  One possibility is that because the blacks are 
>more intense in the BO prints that it contributes to an overall 
>darker feeling when a large part of the image is dark.  The other is 
>that the transitions are different between the dark and darker areas 
>using BO vs full ink - the neutral full ink method looks gray 
>compared to the BO method at the same density so it may 
>appear "darker" when it really isn't.  

Yes, there can be differences in both contrast and density because of
the very different way the inks are laid down, and the degree of
difference varies among different images.  Sometimes it requires an
adjustment curve to make one match the other.  

 
>I'd be interested in hearing if people have found that certain types 
>of images don't work well with BO printing...?  

Absolutely.  This is a given with BO printing.  Looks great with some,
 weak with others.  And it's hard to predict by looking at it on
screen.  I've been surprised many times.

Regards,
Clayton


Info on black and white digital printing at    
http://www.cjcom.net/digiprnarts.htm

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