Blu-Ray disc

Everyone know what is compact disc and digital video disc but do you know whats "blu-ray" disc. It is an optical disc storage in DVD format.The disc was jointly developed by the Blu-ray Disc Association (BDA), a group of the world's leading consumer electronics, personal computer and media manufacturers (including Apple, Dell, Hitachi, HP, JVC, LG, Mitsubishi, Panasonic, Pioneer, Philips, Samsung, Sharp, Sony, TDK and Thomson) In blu-ray you can record,rewrite and playback high-definition video (HD), as well as storing large amounts of data.PlayStation 3 video games, and other data can be done. The name Blu-ray Disc derives from the blue-violet laser used to read the disc.it can hold up to 25GB on a single-layer disc and 50GB on a dual-layer disc.we can store almost ten times more data storage than a DVD. There are verity of blu-ray disc will be available in market 1.Mini Blu-ray Disc:-It is 8 cm in diameter with storage capacity of approximately 7.5 GB of data. 2.Blu-ray Disc recordable:-Which is two optical disc. one is BD-Rs which is recorded once and the other disc is BD-REs that can be erased and re-recorded multiple times. 3.BD9 and BD5:-it is used as home video 25/50 GB BD-ROM discs. 4.BDXL:-supports 100GB and 128GB write-once discs for commercial applications.