> I need to convert many D50 Lab measurements over to D65 illuminant.  =
> I.e, I need the new measurements to be equivalent to
> the measurements I *would* have measured, had I set my colorimeter to =
> D65.=20

This is called calculating "corresponding colors" and you use Bradford
transform to do those.

> Any ideas how I could do this? Unfortunately, Photoshop only supports =
> D65 Lab, otherwise I could have used it.

I don't know where you got the notion that Photoshop "only supports D65
Lab"? In actuality, Photoshop only supports D50 ICC Lab.

Roger Breton  |  Laval, Canada  |  [EMAIL PROTECTED]
http://pages.infinit.net/graxx



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