<
http://bucktownpolymers.com/ve200-uv.html> costs $60/quart, cures with 385nm UV. Could work.
Donald.
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----- Original Message -----
> From: "Dave Sage" <davesage12@...>
> To: "Homebrew PCBs" <Homebrew_PCBs@yahoogroups.com>
> Sent: Saturday, February 25, 2012 10:16:11 AM
> Subject: [Homebrew_PCBs] Re: Novel way to expose photo resist??
> SO, can anyone quote the required wavelength of light required for
> some UV
> photo resists? The MG Chemicals exposure light is 375nm. I think it
> will do
> both their pre-coated positive resist boards and their negative dry
> film
> resist. Of course positive pre-sensitized boards are of no use to the
> laser
> plotting technique proposed.
>
>
>
> Sage
>
>
>
> [Non-text portions of this message have been removed]
>
>
>
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