[argyllcms] Re: Green Color Cast with LUT profiles

  • From: Pascal de Bruijn <pmjdebruijn@xxxxxxxxx>
  • To: argyllcms@xxxxxxxxxxxxx
  • Date: Tue, 15 Sep 2009 15:44:56 +0200

2009/9/15 Nikolay Pokhilchenko <nikolay_po@xxxxxxx>:
> Hi, Pascal!
> What instrument You have use?

A huey :)

> If You have try a colorimeter, it may have a shift itself, because 
> colorimeter matrix may be not optimized for your certain display(s).

I do not have a funky LED backlit display or something like that, so
that should be no issue...

And it _does_ work with single shaper matrix profiles.

> Have You try to build a Lab LUT profile from this data?

I'll try tonight.

> IMHO, the most correct results will be when measurements are taken by 
> spectrophotometer in hi-resolution mode. The -oshaw key in spectrum to CIE 
> conversion may help too. If the display spectrum rather peaky, the mention 
> about possible spectrophotometer band overexposure must be made.

I don't think the Huey does that... Does a i1 Lite do that?

Pascal de Bruijn

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