Specifics You Should Understand About Blu-Ray Technology
Yes, it is ray not the blue-ray. The letter 'e' was intentionally avoided to restore suitable for trademarking. E-mail, the Blu-ray is a bit more advanced and much better than a DVD. Everyone am excited when DVDs had become in 1997 which made it possible playing digital audio/video even in our houses. Now, folks are speaking about the new technology that's even finer quality than DVDs that came into existence in the year 2006.
After VCR's and DVDs, advances in technology brought us Blu-ray technology. The name blu-ray hails from the truth that a blue (actually blue-violet) laser can be used to read and writing Blu disc.ray technology is no achievement associated with a single company. A small grouping of prominent brands like Apple, Dell, Sony, Sun Microsystems etc formed ray Disc Association which developed fraxel treatments.
Blu-ray discs can beat DVDs within the following factors:
(a) More storage capacity A single-sided standard 12 cm DVD can store 4.7 GB of information whereas the identical size single layer ray disc can store 25 GB of internet data which can be almost 5 times greater DVD. A dual layer ray disc can store 50 GB of knowledge. Comparable to DVDs we can get mini size ray discs also with the size of 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 bandwith rate of 36 Mbps and,
(c) Car stereo are played with more clarity when compared with DVD.
Listed below are the factors that are responsible to embed more data into a ray disc:
(a) Contrary to DVDs which rely on red lasers operating at 650 nm for reading and writing data, Blu-ray discs rely on blue laser that operates at 405 nm. Because the ray technologies are while using short wavelength laser in comparison with DVD, it could embed more data in the disc containing precisely the same size 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 hi-def 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 popular features of Blu-ray players are:
You can make the playlists.
You may make changes towards the recorded video and shuffle their order.
You can record high-definition television (HDTV) with improved sound and movie qualities.
You can record a plan while playing one more.
The player automatically mission to find the empty space to record new programs on the disc to stop overlapping of programs.
You can randomly visit any point around the disc.
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