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Subject: Re: Yag laser?

From: "John Myszkowski" <myszka_us2000@...>
Date: 2003-06-14

Amazing, isn't it...

John M...
==============



--- In Homebrew_PCBs@yahoogroups.com, "yildirimalper"
<yildirimalper@y...> wrote:
> Hi
> It says 30,000 holes/minute in the Hitachi web site.
> Is it really possible.
> I can not even imagine. That is 500 holes/second
>
> Best regards,
> Alper
>
> --- In Homebrew_PCBs@yahoogroups.com, "anode505" <anode505@y...>
> wrote:
> >
> >
> > Has anyone thought of a Yag laser for PCBs?
> > I see people are actually 'milling' the unwanted copper off the
> > boards.
> >
> >
> > Yags are great for copper (On CO2 lasers, copper is a BIG no-no)
> and
> > the beam can be delivered via fiber optics with a Yag. Plus you
> > cna 'drill' the holes without a tool change. Get fancy and you
> can
> > adjust to focus for bigger/smaller kerfs (though not recomemned)
> >
> > Nice chemical free way of doing it (at least chem free before
PTHs)