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Yes, it can be ray not the blue-ray. The letter ‘e’ was intentionally avoided to really make it suited to trademarking. Company, the Blu-ray is much more advanced and better than a DVD. Each one was so excited when DVDs has been around since in 1997 which made it possible playing digital audio/video even in our homes. Now, folks are speaking about the newest technology which is even superior to DVDs that has been around since in 2006.

After VCR’s and DVDs, advances in technology brought us Blu-ray technology. The name blu-ray is derived from the reality that a blue (actually blue-violet) laser is used to read by and writing Blu disc.ray technology is no achievement of the single company. A group of prominent the likes of Apple, Dell, Sony, Sun Microsystems etc formed ray Disc Association which developed fraxel treatments.

Blu-ray discs pc DVDs inside the following factors:

(a) More storage capacity A single-sided standard 12 cm DVD can store 4.7 GB of information whereas the same size single layer ray disc can store 25 GB of internet data which can be almost half a dozen times greater DVD. A dual layer ray disc can store 50 GB of knowledge. Similar to DVDs we are able to get mini size ray discs also with the sized 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 transfer rate of 36 Mbps and,

(c) Audio and video are used more clarity when compared with DVD.

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

(a) Despite DVDs which rely on red lasers operating at 650 nm to read and writing data, Blu-ray discs rely on blue laser that operates at 405 nm. Since the ray technology is while using the short wavelength laser compared to DVD, it could embed more data to the disc containing the same height and width of 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 videos 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 videos and PC data storage.

The exclusive top features of Blu-ray players are:

*You can produce the playlists.

*You may make changes to the recorded video and shuffle their order.

*You can record high-definition television (HDTV) with improved sound and film qualities.

*You can record a course while playing another one.

*The player automatically looks for the empty space to record new programs about the disc to stop overlapping of programs.

*You can randomly check out any point for the disc.

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