Homebrew PCBs

I can never avoid making some mistake when typing something up. The 8
degree half angle should be a 4 degree half angle. 

--- In Homebrew_PCBs@yahoogroups.com, "javaguy11111"
<javaguy11111@...> wrote:
>
> I had done a quick calculation for the amount of undercut of 10 degree
> half angle versus 8 degree half angle. This is not taking into account
>  the affects that index of refraction would have.
>