Re: [CAD_CAM_EDM_DRO] Re: (was cutting fabric ? now LASERs

Graham Stabler wrote:

>If you have a moving bed then you only need one mirror
>and a lens although a beam expander is a good idea.
>
>

What advantage does the beam expander provide?

Does anyone have some good links where I can read more about the use of
lasers with CNC? I'm sure there are many interesting and important
details that I, in my ignorance of CNC laser work, wouldn't even think
to ask.

Dave K