In a message dated 12/8/2005 5:08:42 P.M. Central Standard Time,
lcdpublishing@... writes:
I would have to guess that this sort of laser would require a bit of power
though. <<
AND, what will a laser that can burn-away copper METAL do to the epoxy below
the copper???
If there were a better way than etching, it would have surely become a
commercial reality by now!
I note some state an aversion to "acid". Ferric chloride may not belong in
salad-dressing, but it is NOT an acid! Ammonium perchlorate, the "other
etchant", isn't either! Wonder if these people have a fear of vinegar???
Nevermind! No point!
[Non-text portions of this message have been removed]