[chbot] Line drawing laser modules.

[Andrew Errington]

Shine a cheap laser pointer through an acrylic rod (or a wine glass stem)
and you'll get a line.

There are probably more expensive ways to do it.

A

On Wednesday, 26 November 2014, Carl Ranson <carl.ranson at gmail.com> wrote:

> hey team,
>
> the drop saw I have in the garage has a laser module attached that draws a
> beam excactly where the blade is going  to go.
>
> I was thinking I could use something similar to help check that the bed of
> my 3d printer is level.
>
> anyone know where you can buy such a module?
>
> thanks,
> CR
>
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