Current circuit

[knifebright]

Hey there laser experts
can someone please tell me (or show me) were the positive of the electrical circut is in a laser module. the spring is the negetive but were does the positive begin. I'm assuming anywere on the laser barrel but i wan't to be sure. thanks
jimmy

 

[LaserMod]

Yes anywhere on the laser barrel or the small hole at the corner of the driver board (where the spring is). /ubbthreads/images/graemlins/smile.gif