POV-Ray : Newsgroups : povray.off-topic : A-HA! Gravitational lensing does show up as a ring! : Re: A-HA! Gravitational lensing does show up as a ring! Server Time
11 Oct 2024 01:21:52 EDT (-0400)
  Re: A-HA! Gravitational lensing does show up as a ring!  
From: Warp
Date: 12 Jan 2008 04:20:24
Message: <47888658@news.povray.org>
Greg M. Johnson <pte### [at] thecommononethatstartswithycom> wrote:
> Years ago, when I first heard about the possibility of gravitational
> lensing, where a star bends the light around it, I saw a really sloppily
> done graphic.  The graphic implied you  would only get two points, left and
> right to the star.  I immediately thought there ought to be a ring. The
> article I read seemed to confirm that you'd get one image superimposed to
> the left and right.   I then assumed there was some property of light or
> gravity or magnetism I didn't know about, or the graphic  designer and/or
> the article writer didn't know what they were talking about.

http://en.wikipedia.org/wiki/Einstein_cross

-- 
                                                          - Warp


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