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Forum: Geometry
Re: None parabolic mirror (Hans Wenzel)
Re: None Re: parabolic mirror (John Allison)
Date: 28 May, 2008
From: Hans Wenzel <Hans Wenzel>

Hi John



Thanks that did the trick :-)


Hans

John Allison wrote:
> *** Discussion title: Geometry
> Email replies to PublicHyperNews@slac.stanford.edu must include:
>   In-Reply-To: <"/geometry/910/1"@geant4-hn.slac.stanford.edu>
>   Subject: ...change this to be about your reply.
>
> I think the problem might be that dz=10*mm is the same for each solid.
> Or rather, that this implies that the +/-dz surfaces are coincident and
> they don't get subtracted for visualisation. Make theparaboloid a little
> bigger, dz=10.001*mm.
>
> The problem is only in visualisation - the tracking might be OK.
>
> I am not able to advise on the optical properties.
>   

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