Information You Have To Find Out About Blu-Ray Technology



Yes, it is ray not the blue-ray. The letter 'e' was intentionally avoided to make it suitable for trademarking. Company, the Blu-ray is a lot more advanced far better when compared to a DVD. Each one was so excited when DVDs had become in 1997 which made it possible playing digital audio/video even just in our homes. Now, everyone is talking about the new technology that is even finer quality than DVDs that has been around since in the year 2006.




After VCR's and DVDs, advances in technology brought us Blu-ray technology. The name blu-ray is derived from the fact that a blue (actually blue-violet) laser is utilized to read by and writing Blu disc.ray technology is not an achievement associated with a single company. A group of prominent companies like Apple, Dell, Sony, Sun Microsystems etc formed ray Disc Association which developed fractional laser treatments.

Blu-ray discs can beat DVDs in the following factors:

(a) More storage capacity A single-sided standard 12 cm DVD can store 4.7 GB of knowledge whereas the identical size single layer ray disc can store 25 GB of data which can be almost 5 times greater than a DVD. A double layer ray disc can store 50 GB of data. Much like DVDs we could get mini size ray discs also with the size 8 cm. This mini disc with single layer capacity can store 7.8 GB and dual layer capacity can store 15.6 GB.
(b) Higher data rate of 36 Mbps and,
(c) Video and audio are tinkered with more clarity when compared with DVD.

Listed here are the standards which can be responsible to embed more data in a ray disc:

(a) As opposed to DVDs which rely on red lasers operating at 650 nm to read by and writing data, Blu-ray discs depend upon blue laser that operates at 405 nm. Because ray technologies are using the short wavelength laser in comparison to DVD, it might embed more data to the disc that has the same sized a DVD.
(b) The thickness of cover layer was decreased.
(c) Numerical aperture was increased to 0.85.

Different formats of ray disc:

(a) BD-R: Recordable format for HD video recording and PC data storage.
(b) BD-ROM: Read only format for pre-recorded contents like high-definition movies, games.
(c) BD-RW: Rewritable format for PC data storage.
(d) BD-RE: Rewritable format for HD video recording and PC data storage.

The exclusive top features of Blu-ray players are:

You can cause the playlists.
You could make changes on the recorded video and shuffle their order.
You can record high-definition television (HDTV) with improved sound and picture qualities.
You can record a plan while playing a different one.
The player automatically pursuit of the empty space to record new programs about the disc to avoid overlapping of programs.
You can randomly go to any point for the disc.


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