Not really. Moray would just do the few steps for me. 
1. Create shape. (shape 1)
2. Create cutout of shape which is slightly smaller. (shape 2)
3. Make a difference group, subtract cutout from shape 1.

Ken wrote:
> 
> Chuck Roberts wrote:
> >
> > Request for Enhancement
> >
> > I would like to be able to make real hollow objects. I know you
> > can specify an object to be "hollow" but you can't put a light
> > inside it and have it shine through windows you have cut out of
> > the object.
> >
> > A real hollow object, like a cube, would be differenced with a
> > cube slightly smaller than itself (say 1% smaller in each
> > direction).
> 
> You are now requesting a feature change/addition that would have
> to be implemented in POV-Ray itself which has nothing to do with
> the functionality of Moray.
> 
> http://www.students.tut.fi/~warp/povVFAQ/languageVFAQ.html#hollowobjects
> 
> --
> Ken Tyler - 1400+ POV-Ray, Graphics, 3D Rendering, and Raytracing Links:
> http://home.pacbell.net/tylereng/index.html http://www.povray.org/links/

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