Thanks!
Goggles always!
I also rig old fans from computers to spin mirrors off of 9V batteries.
I am still in the experimentation phase.
May start working with Galvos soon.
The circle created with the spinning mirror can be seen at night on low-flying clouds above my house!
My wife is annoyed...
Welcome aboard! Don't forget to get some Laser Safety Glasses, and the search function here can be your best friend; don't forget to read the Stickies.