In article <3A160B4A.B9507000@faricy.net>, David Fontaine 
<dav### [at] faricynet> wrote:

> Your visual system is sensitive to light ratios. The ratio of intensity
> of adjoining pixels is negligable, so if not seeing the picture as a
> whole you don't see the contrast.

Well, I see a light gray smudge that sometimes for brief "flashes" 
develops a small dark spot in the center(the gray around the edges fades 
out and the center darkens). I take it that isn't supposed to be what I 
see...maybe monitor gamma. :-)

-- 
Christopher James Huff
Personal: chr### [at] maccom, http://homepage.mac.com/chrishuff/
TAG: chr### [at] tagpovrayorg, http://tag.povray.org/

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