Although shortwave laser diodes were originally dubbed “blue” lasers, they are really blue-violet ones that emit light at 405 nanometers. Gallium nitride (GaN) is used for the lasers since they ...

Sharp's blue-violet diode, GH04P21A2G, is a 406-nm laser with 210-mW optical power output in pulsed operation with a 10,000-hour lifetime at 75 degrees C. The optical power meets assumed requirements ...

Nichia, a Japanese company, has just made a blue/violet laser diode that will be able to write Blu-ray discs at up to 10x for double-layer and 2x for four-layer discs. Why should you care? Well ...

Renesas Electronics Corp.’s first blue-violet semiconductor laser diode integrates a new inner-stripe structure incorporating an optical waveguide into the semiconductor device Tokyo, Japan ...

Violet laser promises greater storage for DVDs 17 Jun 2002 An optical disk that holds 27.4 gigabytes of data - enough to store four hours of high-definition video - uses a violet laser. The system was ...

07 Mar 2003 Sony plans to release the first DVD recorder based on a violet diode laser next month. Sony has announced plans to start sales of the world's first DVD recorder that uses a violet laser ...

Equipped with a 405-nanometer blue-violet laser that should reportedly be good for over 10,000 hours of use, the Pro is capable of burning graphics (or text) into materials such as fabric, wood ...