Re: Colorimetric Accuracy in the Field
Re: Colorimetric Accuracy in the Field
- Subject: Re: Colorimetric Accuracy in the Field
- From: Andrew Rodney <email@hidden>
- Date: Wed, 05 Jun 2013 09:43:40 -0600
On Jun 4, 2013, at 3:45 PM, email@hidden wrote:
> It is not easy to test wether the matrix you have used in your raw
> converter is accuarte or not with out a lot of meassuring, shooting
> and comparing values. But you have the rendered image of the
> colorchecker SG and you can open an save in prophoto and convert back
> to LAB and compare measurements.
Isn't that what Bruce Fraser did with the Macbeth? Through a very old version of Camera Raw, his output produced the Lab values of the target itself. Yet some here say, colorimetric accuracy with this product isn't possible.
Andrew Rodney
http://www.digitaldog.net/
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