This is the ultimate source of informations about lasers.
Infrmations about homebuilt CO2, CuCl, Ruby and others types of lasers.
LaserFreak.net - the laser community
Informations about homebuilt N2 and Dye laser.
Nice CO2 laser schematic.
Lots of links: laser, optics, surplus... Usefull!
Surplus lasers and optics.
Surplus lasers.
Manufacture copper halide laser.
Sell CO2 lasers kits and CNC table, lots of nice pictures.
Lot of informations about lasershow techniques and components.
Provides lasershow software