Re: noob laser question

--- In CAD_CAM_EDM_DRO@yahoogroups.com, "R Wink" <rwwink@...> wrote:
to focus 8 or 10 units on a single spot to get enough watts of power to
> poke holes in metal.
>
> R. Wink
>

They might be able to burst a black balloon but that is a long way
from even touching metal, you just have to do a sanity check on the
power supplies, most metal cutting lasers will need a chunky supply
but you hope to cut metal with 20AA cells, that just doesn't sound
right to me.

Graham