[Jay] hacked a Blu-Ray laser diode into a keychain enclosure. He found a heavy brass keychain light from Lowe’s and stuffed the diode and a larger battery inside. The existing batteries weren ...

With over 18 years of history, Blu-ray technology was designed to take CDs and DVDs to the next level. Not only can they hold significantly more data than their predecessors, but Blu-ray discs even ...

"Your dentist's X-ray machine creates an electron beam that is crashed into a heavy metal plate; the electrons in the beam ...

While [Micah] want’s to use these Blu-ray drives for laser graffiti, there are a number of other slightly more useful reasons for the build. With a DVD drive, you can hold a red blood cell in ...

A semiconductor laser that emits light in the 400-450 nm ... but became practical and widely used after the turn of the century. See Blu-ray and UDO. THIS DEFINITION IS FOR PERSONAL USE ONLY.

Like with much of physical media, the onslaught against optical media is ongoing. In the latest hit against physical media fans, LG has discontinued its remaining Blu-ray players. However, this ...

including 'blu-ray' DVD systems. Figure 1: The epilayer structure of an InGaN green laser diode on a c-sapphire substrate. The key to the success of Miyoshi et. al. was their ability to improve ...