Toyoda Gosei shows glass-packaged white LED
The light quantity of the LED package does not decrease as much as normal white LEDs using a resin material. Toyoda Gosei expects that it will be used in tough environments such as with industrial equipment.

Gold (Au) bumps are formed on a ceramic board. Then, ...

OSRAM bits direct green laser diodes world record output CW power and efficiency
This optical power level is necessary for rgb scanning beam laser projection with 10-15 lumen on the screen.The green laser emission of a laser diode grown on commercially available c-plane GaN substrate is shown in the picture. Further more, with the demonstration of 2.7% ...