Re: MeasureTool Dotgain calculation from spectral data
Re: MeasureTool Dotgain calculation from spectral data
- Subject: Re: MeasureTool Dotgain calculation from spectral data
- From: Roger Breton <email@hidden>
- Date: Tue, 23 Aug 2005 21:54:45 -0400
> When viewing gradation and dot gain curves yielded from spectral data within
> MeasureTool, it appears that the values are arrived at by applying the
> Murray-Davis equation using DIN density values. There¹s doesn¹t appear to be a
> way to change the filter standard to Status T for viewing these curves. When
> you view the optical density tab, you can change filter standard, but this
> doesn¹t seem to have any bearing on the gradation curve calculation. This
> doesn¹t seem to make a huge difference for most of my data, but in this case,
> MeasureTool is reporting 20% gain in yellow, whereas I¹m calculating 17% from
> the same density data exported in status T. There isn¹t a way to change the
> filter standards for these curves that I¹m not aware of is there?
> _______________
> Michael Eddington
Not that I know of, no. That's just too bad. Gretag needs to learn a thing
or two from Heidelberg as I can change the Status response ad nauseam in
PrintOpen...
Roger Breton | Laval, Canada | email@hidden
http://pages.infinit.net/graxx
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