Homebrew PCBs

I've never heard of it either, but i think you'll find one if you dismantle
a laser printer. It is a thin slice of a cylindrical lens. Its about as wide
as a sheet of paper.

On Wed, Nov 25, 2009 at 1:04 PM, javaguy11111 <javaguy11111@...>wrote:

>
>
> Never heard of an f-theta lens. I looked it up on google, but I do not see
> how that solves the problem unless you use a really big lens.
>
> --- In Homebrew_PCBs@yahoogroups.com <Homebrew_PCBs%40yahoogroups.com>,
> Volkan Sahin <v_sahin@...> wrote:
> >
> > If you use f-theta lens in front�  of rotating�  mirror this solves the
> problem .
> >
> >
> > --- On Tue, 11/24/09, javaguy11111 <javaguy11111@...> wrote:
> >
> > From: javaguy11111 <javaguy11111@...>
>
> > Subject: [Homebrew_PCBs] Re: Blue Laser LDI Dry Film Results
> > To: Homebrew_PCBs@yahoogroups.com <Homebrew_PCBs%40yahoogroups.com>
> > Date: Tuesday, November 24, 2009, 3:47 PM
> >
> >
> >
> > I would think using a mirror like that would cause the sides of the
> exposed area to not be vertical.
> >
> >
>
>  
>


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