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Posted by Edmund on 12/12/06 12:40
In message <1165911637.160251.123370@j44g2000cwa.googlegroups.com>, "kushu"
wrote:
> The name Blu-ray is derived from the blue-violet laser it uses to read
> and write to the chalcogenide disc. A Blu-ray Disc can store
> substantially more data than a DVD, because of the shorter wavelength
> (405 nm) of the blue-violet laser (DVDs use a 650-nm-wavelength red
> laser and CDs an infrared 780 nm laser), which allows more information
> to be stored digitally in the same amount of space. In comparison to HD
> DVD, which also uses a blue laser, Blu-ray has more information
> capacity per layer (25 gigabytes instead of 15)..
> for more on this revolutionary technology:
> http://askwiki.blogspot.com/2006/09/blu-ray-disc-bd-is-next-generation.html
>
> Enjoy !
Yeay right, it is so nice for costumers to have a new
bunch of incompatible players and disks.
If I have to make my choice, I will take something
with the least influence from the virus company sony.
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