DIY How to make a green laser projector in 20 minutes!!!
Laser is from Dragonlasers at http://www.dragonlasers.com
A DIY video one how to make a simple green laser projector in less than 20 minutes on the cheap from Zedomax at http://zedomax.com/blog/
The Spartan laser and diffraction grating used in this green laser projector are from Dragonlasers at http://www.dragonlasers.com