POV-Ray : Newsgroups : povray.binaries.images : Fur and negative ior - 2 attachments Server Time
16 Aug 2024 08:09:50 EDT (-0400)
  Fur and negative ior - 2 attachments (Message 11 to 17 of 17)  
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From: Kevin R 
Subject: Re: Fur and negative ior - 2 attachments
Date: 22 Mar 2002 00:17:02
Message: <3c9abe4e@news.povray.org>
Cool images, btw!

- Kevin R.

"Sven Heinzel" <tra### [at] sirius666de> wrote in message
news:Xns### [at] sirius666de...
> Hello,
>
> Just some small 'experiments':
> The first one simulates fur with a lot of cones and the second image is
> a testing with negative ior.
>
> On my raytracing homepage are high resolution versions of these images
> and some more.
>
> Sven
>
> --
> Homepages
> Raytracing: http://www.sternenwanderer.com/
> Gaming: http://www.sirius666.de/
>
>


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>
>
>


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From: Rick [Kitty5]
Subject: Re: Fur and negative ior - 2 attachments
Date: 22 Mar 2002 04:35:21
Message: <3c9afad9@news.povray.org>
> Yes, but the likelihood of your ever coming across such a material is
extremely low.

almost a negative .....


--
Rick

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From: Shay
Subject: Re: Fur and negative ior - 2 attachments
Date: 22 Mar 2002 09:30:24
Message: <3c9b4000@news.povray.org>
Rick [Kitty5] <ric### [at] kitty5com> wrote in message
news:3c9afad9@news.povray.org...
> > Yes, but the likelihood of your ever coming across such a material is
> extremely low.
>
> almost a negative .....
>

laugh.

 -Shay


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From: Stephen Bell
Subject: Re: Fur and negative ior - 2 attachments
Date: 26 Mar 2002 01:36:37
Message: <3ca016f5$1@news.povray.org>
If you were looking out of a dense material into another less dense material
(for instance, out of water into air) then it would appear to have a
negative ior.  Also, if you had a vaccuum it would look like a negative ior
from our atmophere.

Stephen

"Kevin R." <$vjr#spam#iggle@mtcn$spam$et.net#> wrote in message
news:3c9a668e@news.povray.org...
> > The first one simulates fur with a lot of cones and the second image is
> > a testing with negative ior.
> Is negative ior possible in real life?
>
> - Kevin R.
>
> "Sven Heinzel" <tra### [at] sirius666de> wrote in message
> news:Xns### [at] sirius666de...
> > Hello,
> >
> > Just some small 'experiments':
> > The first one simulates fur with a lot of cones and the second image is
> > a testing with negative ior.
> >
> > On my raytracing homepage are high resolution versions of these images
> > and some more.
> >
> > Sven
> >
> > --
> > Homepages
> > Raytracing: http://www.sternenwanderer.com/
> > Gaming: http://www.sirius666.de/
> >
> >
>
>
> --------------------------------------------------------------------------
--
> ----
>
>
> >
> >
> >
>
>


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From: Marc Jacquier
Subject: Re: Fur and negative ior - 2 attachments
Date: 26 Mar 2002 02:12:28
Message: <3ca01f5c$1@news.povray.org>

3ca016f5$1@news.povray.org...
> If you were looking out of a dense material into another less dense
material
> (for instance, out of water into air) then it would appear to have a
> negative ior.  Also, if you had a vaccuum it would look like a negative
ior
> from our atmophere.
>
> Stephen
>
Isn't it a ior < 1 ?
Marc


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From: Markus Becker
Subject: Re: Fur and negative ior - 2 attachments
Date: 26 Mar 2002 08:56:40
Message: <3CA07E70.EBE83E6B@aicoss.de>
Marc Jacquier wrote:
> 
> Isn't it a ior < 1 ?

Doesn't "negative" imply "<1" ? ;-)
But surely you are right.

Markus


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From: Marc Jacquier
Subject: Re: Fur and negative ior - 2 attachments
Date: 26 Mar 2002 12:28:21
Message: <3ca0afb5$1@news.povray.org>
Hey you know that I meant 0<IOR<1 don't you? :-)


3CA07E70.EBE83E6B@aicoss.de...
> Marc Jacquier wrote:
> >
> > Isn't it a ior < 1 ?
>
> Doesn't "negative" imply "<1" ? ;-)
> But surely you are right.
>
> Markus


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