T3D Jims Twin rig

[Brenda Nowlan <bknowlan@xxxxxxxxx>]

Jim Norman writes:

> I use two Canon 35-80 zoom lenses (also off-the-shelf, with no
> attempt to test them for perfectly matching focal lengths, but they
> seem perfectly fine nonetheless).  The zoom barrels of the lenses are
> linked two ways:  first, by having cemented a band of rubber toothed industrial
> belting around each one and a matching piece of belting around a pair of nylon
> roller wheels that mesh with the zoom barrels so that when I turn one the
> other follows along; and second, keeping all the teeth of these pieces of
> belting in firm contact with each other by wrapping a piece of elastic
> material around both lenses.  Initially, I used a jumbo-sized rubber band that I
> was able to get from the Post Office, but when that wore out I was never
> able to find another like it, so now I use a piece of elastic ribbon that I
> bought from a local sewing store.  It's very lacy and looks like the stuff that
> Victoria's Secret buys by the mile, but at least it's black!
>
Jim, would you post a picture of this?

Thanks-Brenda



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