Actually, the 25mm tube is to much, you can't focus on anything except things
that are practically touching the front element of the lens! The 7mm tube works
great with the 24. and most other wide angles.
Jim Couch
"Daniel J. Mitchell" wrote:
>
> If you use the same tube with a wider lens, you'll get more magnification.
> The problem that can arise (though I think you should be fine with what
> you're using) is that as tubes also bring the in-focus point closer to the
> camera, you can end up with the point that's in focus actually being
> _inside_ the lens, which isn't terribly helpful. You should be fine with
> your setup, though; Zuiko lenses are compact, and 25mm isn't a whole lot of
> extension.
>
> -- dan
>
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