[argyllcms] Re: Purple-Blue shift problem with Epson printer
- From: "Derek Wells" <sigma3@xxxxxxxxxxxxx>
- To: <argyllcms@xxxxxxxxxxxxx>
- Date: Fri, 8 Apr 2011 00:15:25 +0100
I have to admit I've been putting off buying the Fairchild book.
I think this is going to be an expensive month, what with this,
and other, new "toys" finally seeing the light of day.
Derek
> -----Original Message-----
> From: argyllcms-bounce@xxxxxxxxxxxxx
> [mailto:argyllcms-bounce@xxxxxxxxxxxxx] On Behalf Of Graeme Gill
> Sent: 06 April 2011 01:39
> To: argyllcms@xxxxxxxxxxxxx
> Subject: [argyllcms] Re: Purple-Blue shift problem with Epson printer
>
> Derek Wells wrote:
> > The saturated-blue-into-purple "problem" is due to the
> > perception of constant hue being nonlinear ...
>
> Yes, the basic problem is that perceived hue doesn't have a
> simple relationship to any underlying measurable quantity.
>
...
>
> Mark Fairchilds book "Color Appearance Models" covers all this:
>
<http://search.barnesandnoble.com/Color-Appearance-Models/Mark-D-Fairchild/e
/9780470012161>
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