[fl-consult] published this interesting RGB laser diode projector. The build uses three lasers, 532nm green, 660nm red and a 405nm blue diode from an XBox 360 HD-DVD drive. Aside from the salvaged ...

The demonstration of green semiconductor laser diodes with lifetimes of many ... High-brightness RGB LEDs have also led to large-area full-colour displays that have revolutionized the advertising ...