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Subject: Re: [Homebrew_PCBs] Reversing film.

From: ST de Feber <stdf23173@...>
Date: 2008-10-11

And what about Arista film ?

http://www.freestylephoto.biz/sc_main.php?cat_id=406

best regards

Simon

--- David Hopkins <davhop@...> wrote:

> Gentlemen,
> For over thirty years I have been making PCB boards
> using a
> photographic method.
>
> The pre coated board I have been using is -ve
> acting.
>
> This requires a negative to be produced from the +ve
> computer
> generated artwork. For many years I used an orange
> (UV opaque)
> material made by 3M.
>
> This was taken off the market and I switched to an
> AGFA
> Printon Ortho daylight film. This was far superior
> than the orange
> film however the section of AGFA that made this film
> went out of
> business a couple of years ago.
>
> Try as I might I can't find a replacement for this
> film.
>
> What I need is a method that can make a high
> contrast UV opaque
> negative from a positive printed on cleat plastic.
>
> Anyone have any suggestons?
>
> Thanks
>
> David
>
>
> David G. Hopkins (Vk4ZF)
> CAPALABA QLD.
> AUSTRALIA
> S27 32.191 E153 11.867
>
>
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