A TC20E becomes an electrified extension tube

Started Sep 26, 2012 | Discussions thread
dwa1 Veteran Member • Posts: 4,389
Re: A TC20E becomes an electrified extension tube

Interesting and ambitious project (better you than me).

fwiw... In a recent photo mag, there was an ad for a new "zoom" extension tube.

Thanks for posting your "invention".

Wayne

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