Re: PS Preview
Re: PS Preview
- Subject: Re: PS Preview
- From: Dan Reid <email@hidden>
- Date: Wed, 31 Jan 2007 09:05:48 -0700
- Thread-topic: PS Preview
on 1/30/07 8:58 PM, Roger Breton at email@hidden wrote:
> Dan,
>
> You made all valid points in your arguments. The white border seems like an
> exellent idea -- I have yet to experiment with this technique. Your points
> about getting a close colorimetric match between screen and proof
> measurements are on the money; it's one thing to get the numbers to match
> but it's another to get a genuine appearance match.
>
> I would like to comment on your suggestion with regards to using the SPD of
> an actual viewing booth.
>
> I once took part in an experiment, at GATF, where an Epson profile was made
> to match (simulate) an analog Matchprint. Assume there were no fluorescence
> on the inkjet side of things -- there weren't any, for sure, on the
> Matchprint side of the equation, just not to get bogged down in arguing the
> influence of OBs here. Both characterization targets were measured with the
> same Spectroscan table, both in spektral mode. When creating the output
> profiles with ProfileMakerPro, we use the spkt measurements of a GTI light
> booth -- not D50, as the viewing light source. In the end, when we finally
> examined the simulation of the Matchprint by the inkjet under the GTI booth,
> having gone through the proper ICC color conversion, it was plain to see
> that the overall match was nothing to write home about. Could it be the
> measurement of the GTI was off? Could it be... Many things could have gone
> wrong. But I felt we might as well use D50 as the viewing light source for
> I don't think we would have been all that worse off, visually.
>
Yeah it's not a silver bullet by any means but it has reduced profile edits
quite a bit an has been improvement. Might I suggest pulling out yer'
eye-one pro and measuring your light source instead of using the included
ProfileMaker GTI measurement? Worth giving it a try since you won't have to
remeasure the profile chart again. Take care.
--
Dan B. Reid
RPimaging
Color Management Products and Training for Print, Internet, and Motion
Graphics
http://www.rpimaging.com | Toll Free: (866) RGB-CMYK
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