--- James Mitchell <[EMAIL PROTECTED]> wrote:
> Hello!
>
> I'm designing a camera made solely from wood, no
> screws, bolts, or anything else (the lens,
> film-holders and bellows being the three exceptions
> to
> the all-wood criterion). To this end, I'm thinking
> on
> the focussing mechanism. Simple friction might be
> enough to maintain a given focus (it'll be a large
> camera), but I'm wondering if a rack & pinion might
> be
> better. Has anyone on this list ever cut gears from
> wood before? Any advice on the matter would be
> greatly appreciated.
>
> thanks,
>
> James
IMO, a wood rack and pinion would be a bad idea. The
wood just won't wear as well as metal. Wood is also
not very dimensionally stable and I would think that
changes in humidity will cause all sorts of
problems...
=====
Bob Fowler
[EMAIL PROTECTED]
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