Re: [APML] CRT vs Flat Panel for display of astrophotos

["Franklin A. Holub" <lists@my-spot.com>]

----- Original Message ----- 
From: "Chuck Vaughn" <aa6g@aa6g.org>
To: "Discussion of Film Astrophotography" <astro-photo@seds.org>
Sent: Monday, April 05, 2004 10:56 AM
Subject: Re: [APML] CRT vs Flat Panel for display of astrophotos


> Rick,
> 
> Seems as though you're right. This article talks about black levels on 
> displays.
> 
> http://www.projectorexpert.com/Pages/shmontrast.html
> 
> Guess I'll keep my Sony G500 a while longer. ;-)
> 
> Chuck <aa6g@aa6g.org>
> 
> ---------------------------------
> 
> > I just received a new 20 in Dell Ultrasharp flat panel display.  After
> > calibration with Adobe Gamma I must say, I'm not impressed with the 
> > dynamic
> > range.  When compared side by side with my 7 year old 19 in Gateway
> > (Triniton) CRT (which has been on almost continuously for the past 7 
> > years),
> > the flat panel gets blown away by the CRT.
> >
> > The problem is not enough dynamic range.  At its lowest setting, the 
> > dark
> > square in the 1st step of Adobe Gamma, (which you are supposed to set 
> > near
> > black using brightness control) is a not so dark gray.  Plus at this
> > brightness setting (at max contrast), the white areas are not bright 
> > white.
> > After calibration, pictures on the FP look washed out compared to the 
> > CRT.
> > Colors are not bad, but the CRT images look much more vivid.
> >
> > I conclude that the flat panel just does not have the dynamic range of 
> > the
> > CRT, and while I love the size and weight of the FP, it just will not 
> > do for
> > AP (or any other photo work IMHO).
> >
> > Rick Kellogg
> 
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