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Digital BW, The Print

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Newbie question on sharpening for printing

Re: [Digital BW] Newbie question on sharpening for printing

2005-05-27 by Ernst Dinkla

Scott McLoughlin wrote:

>Pretty basic question, but does one generally sharpen more or less as
>the print size increases?
>
>Thanks!
>
>Scott
>  
>
That's the beauty of Qimage. You can select normal sharpening and smart 
sharpening. The last sharpens in relation to the image PPI, the printing 
resolution and size of the final print. On top of that is has a choice 
of the degree the user likes. Normal sharpening only looks for the 
drivers native resolution as I understand it correctly.



Ernst

Re: [Digital BW] Newbie question on sharpening for printing

2005-05-27 by Scott McLoughlin

Surely there must be some general rules of thumb outside of what
Qimage can do automagically, yes?

BTW - what's Qimage? :-)

Scott

Ernst Dinkla wrote:
Show quoted textHide quoted text
> Scott McLoughlin wrote:
>
> >Pretty basic question, but does one generally sharpen more or less as
> >the print size increases?
> >
> >Thanks!
> >
> >Scott
> >
> >
> That's the beauty of Qimage. You can select normal sharpening and smart
> sharpening. The last sharpens in relation to the image PPI, the printing
> resolution and size of the final print. On top of that is has a choice
> of the degree the user likes. Normal sharpening only looks for the
> drivers native resolution as I understand it correctly.
>
>
>
> Ernst
>
>
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Re: [Digital BW] Newbie question on sharpening for printing

2005-05-27 by Ernst Dinkla

Scott McLoughlin wrote:

>Surely there must be some general rules of thumb outside of what
>Qimage can do automagically, yes?
>
>BTW - what's Qimage? :-)
>
>Scott
>  
>
www.ddisoftware.com
check the online manual at page 74 or near there.

I doubt you can use the same algorithms to compute it on all the fingers 
of your hand so rules of the thumb are quite inadequate for the job. But 
Bruce Fraser has written on the subject and the Photokit Sharpener 
software is based on his method. The third stage of sharpening is what 
you are looking for. As that software doesn't interact with the driver 
it has not the sophistication of Qimage's method.

There's a short explication what is needed for output sharpening in this 
Photokit review:

http://www.luminous-landscape.com/reviews/software/pk-sharpener.shtml

I'm happy that Qimage takes that work out of my hands.


There are some articles with more details on the net.
-Bruce Fraser output sharpening- in Google should get you there.


Ernst

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