Doh! OK, I should have just kept reading before posting...
Steve Greenfield
--- In Homebrew_PCBs@yahoogroups.com, "Phil" <phil1960us@y...> wrote:
>
> Woodworking equipment (sliding compound miter saws, for example) use a
> laser to project a cut line on the material. It seems to work pretty
> well in light or dark conditions. I've seen low cost laser levels
> (<$40, iirc) that could be adapted to this. Two of them aimed at the
> drill bit would create a crosshair target. They wouldn't need to be
> at right angles and height of the material shouldn't be an issue.