Homebrew PCBs

I found that you need 400-430nm for exposure of photosensitive pcb's, which is UV-a

:o)




--- On Tue, 31/3/09, leon Heller <leon355@...> wrote:

> From: leon Heller <leon355@...>
> Subject: Re: [Homebrew_PCBs] Re: Led uv exposure box
> To: Homebrew_PCBs@yahoogroups.com
> Date: Tuesday, 31 March, 2009, 4:14 AM
> ----- Original Message ----- 
> From: "lineunderwaterservices"
> <neptune769@...>
> To: <Homebrew_PCBs@yahoogroups.com>
> Sent: Tuesday, March 31, 2009 4:02 AM
> Subject: [Homebrew_PCBs] Re: Led uv exposure box
> 
> 
> > Hello All,
> > I don't know if these will work but I have 150 IR
> LEDs with these specs.
> 
> 
> They won't emit much UV. 8-)
> 
> Leon
> 
> 
> 
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