Blu-Ray

Blu-ray Disc is one of the optical disc format for the media, which most articles used for storing high-definition video and data storage. Developed by the Blu-Ray Disc Association, a group of consumer electronics manufacturers, PC hardware components and film industry. Physical size is no different from a CD or DVD. Named Blu-Ray, because it uses a blue-violet laser to read and write process, the capacity of Blu-Ray dual-layer discs can store up to 50GB of data per chip.