Blu-Ray

Blu-ray (also spelled BluRay is an optical disc storage formatdesigned to supersede the standard DVD format. Its main uses are for storing high-definition video, PlayStation 3 games, and other data, with up to 25 GB per single-layered, and 50 GB per dual-layered disc. The disc has the same physical dimensions as standard DVDs and CDs. The name Blu-ray derives from the blue-violet laser used to read the disc.

The Blu-ray format was developed by the Blu-ray Disc Association, a group representing makers of consumer electronics, computer hardware, and motion pictures.