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QTR-Quadtone RIP

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RE: [QuadtoneRIP] Spectro/Densitometer a must?

2008-08-20 by Paul Roark

> I'm lusting heavily to work with QTR and the Epson 
> 1400/Piezography inkset combo. 
> However - it appears one REALLY needs to have a decent
> spectro or densitometer to get into this, and most seem quite pricey.
>...

You may not need a spectro for purposes of linearization.  Flatbed scanners
can often do a good job with respect to reading relative Lab L or density
values once the gamma is corrected.  This can be done simply by including a
known calibration point in the scan, like a Kodak Gray Card.

See http://www.paulroark.com/BW-Info/Making_B-W_ICCs-GrayCard.pdf 

Paul
www.PaulRoark.com

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