disque Blu-ray

OBS: Basé sur un rayon laser bleu, contrairement au laser rouge utilisé pour les CD et les DVD, il permet de stocker plus d'informations sur la même surface.

OBS: The Blu-ray standard was jointly developed by a group of consumer electronics and PC companies called the Blu-ray Disc Association (BDA). As compared to the HD DVD format, its main competitor, Blu-ray has more information capacity per layer, 25 instead of 15 gigabytes, but may initially be more expensive to support.
OBS: Blu-ray gets its name from the shorter wavelength (405 nm) of a ""blue"" (technically blue-violet) laser that allows it to store substantially more data than a DVD ...