Hi-D DVD : An Introduction.

Blu-ray is an optical disc format which is ready to rival HD-DVD in the race to be the de-facto standard storage medium for HDTV.

Blue light has a shorter wavelength than red light, and according to the Blu-ray Disc organisation ( BDA ), which is made from, among others, Sony, Philips, Panasonic, and Pioneer, this suggests the laser spot can be focused with larger precision. Now , the major Hollywood film residences are split uniformly in their support for Blu-ray and HD-DVD, but almost all of the electronics industry is presently in the Blu-ray camp. Blue light has a shorter wavelength than red light, and according to the Blu-ray Disc organisation ( BDA ), which is made of, among others, Sony, Philips, Panasonic, and Pioneer, this implies that the laser spot can be focused with larger precision. Like HD-DVD, Blue laser discs don't need a caddy and the players and recorders will be in a position to play current DVD discs. The BDA asserts that though blue laser discs and players are shipping in Japan, they will not ship in the States until the end of 2005 at the earliest. It's likely that players will be awfully costly at first, compared to DVD players. In Japan, they cost equivalent to $2000. The BDA asserts that though blue laser discs and players are shipping in Japan, they will not ship in the US till the end of 2005 at the earliest. In Japan, they cost equivalent to $2000.

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