More about this setup at ... Here is a short video of cutting 2mm craft foam using a small 650nm laser diode. This is the laser diode you can find in a DVD-RW drive.
by RoyalBengal Jute
by Labedzki-Art
by livingroom79
by YvetteMarieCrafts
by Artistic Dolls
by Mona JED
by a work in progress