John Myszkowski wrote:
> I guess it depends on the age of the boys and the price of their
> toys...? :)
>
> Lasers are one of my hobbies, or at least they used to be. The lasers
> I used were either made by me or found on a scrap heap and repaired
> by me.
>
> But you are correct, it is beyond most hobbyists abilities. I was
> just trying to be helpful to the ones who can get access to the laser
> type hobbies.
What power CO2 laser do you need for cutting 3mm steel/brass/aluminium?
I've got a two-stage pump that can go to 10^-4 torr. I'm designing a
cnc x-y table...