What is Blu-ray Disc and the difference between Blu-ray Disc and DVD

What is Blu-ray Disc in Hindi: Do you know Blu-ray Disc what is, This How Work does Is, Blue,Ray Disc To Who? Make, Blue,Ray Disc how many type Of would have Huh, Blue,Ray Disc Of Properties And Blue,Ray Disc Of advantages And Harm what Huh, If not then you have come to the right article. Through this article today, we are going to give you complete information about Blu-ray disc.

Blue-ray Disc is a modern technology with the help of which you can store high quality images, videos etc. It is a type of optical disc which is circular like CD/DVD. The storage capacity of Blu-ray discs is much higher than that of normal CDs and DVDs.

To know about Blu-ray Disc, read the article till the end, because at the end of the article you will understand that Blu-ray discs And dvd In what gap Is, So let’s start today’s article and know what is Blue-ray Disc in Hindi in detail.

What is Blu-ray Disc

Blue-ray Disc is a circular blue colored storage device that CD And dvd Looks similar to. The diameter of Blue-ray Disc is 12 cm i.e. 4.7 inches and the thickness is 1.2 mm.

What is Blu-ray Disc and the difference between Blu-ray Disc and DVD

A type of Blu-ray Disc optical disc is used computer In data is used to store. Blue-ray Disc is used to record and play High Definition (HD) video.

Blue-ray Disc is a Secondary Storage Device whose capacity is much higher than CD and DVD. A CD can store up to 700 MB of data and a typical DVD can store up to 8 GB of data. But up to 25 GB of data can be easily stored in one layer of a Blue-ray Disc.

Meaning that the storage capacity of Blue-ray Disc is much higher than any optical disc. Blue-ray Disc also supports High Resolution and Advance Audio / Video Format as compared to a DVD.

History of Blu-ray Disc

Blu-ray Disc has been made by 13 big electronic companies, which are called BD Association. Computers such as Sony, HP, DTS, Hitachi, Intel, Panasonic, LG in the year 2000 to manufacture Blu-ray Disc hardware The companies came together to form a body. And started working on Blu-ray Disc.

The reason for naming this device Blue-ray Disc was that with the help of Blue laser technology, data is read and written in it.

In 2003, the first movie Charlie Jungle came in Blu-ray Disc, it was a Recordable Blu-ray Disc. That is, in this the data could be written only once. In the year 2006, the first Rewriteable Blu-ray Disc was launched. In the same year the first Blu-ray Player was also launched.

Today Blu-ray Disc is the most commonly used disc, most of the new 3D movies, games etc. are released on Blu-ray technology only. Because its quality and capacity are much advanced than CD and DVD.

What is Blu-ray Player

A Blu-ray Player is required to play Blu-ray discs. Blue-ray disc cannot be used in Normal Media player. Since Blue Laser Light is used in Blue-ray disc. Although CD and DVD can be read in Blue-ray Player. The cost of Blue-ray Player ranges from 10 to 15 thousand.

How Blue-ray Disc Works

Red laser technology is used to read and write data in CD and DVD, but on the contrary, Blue laser technology is used to read and write data in a Blue-ray Disc.

A blue laser has a shorter wavelength (405 nanometers) than a red laser (650 nanometers). The smaller beam is focused more precisely, which enables it to read information recorded in pits only 0.15 microns long. It is more than twice the size of the pit on the DVD.

Types of Blu-ray Disc

There are mainly two types of Blu-ray Disc –

  • BD-RE (Rewriteable)
  • BD-R (Recordable)

1 – BD-RE (Rewriteable)

As the name suggests, data can be re-written in this type of Blue Ray Disc. That is, in BD-RE, the data can be erased many times and new data can be input. BD-RE media is also identified by the gold trim on the packaging.

2 – BD-R (Recordable)

In this type of Blue Ray Disc, data can be written only once. We cannot erase and rewrite the data present in BD-R.

Storage Capacity of Blue Ray Disc

The storage capacity of a Blue Ray Disc depends on its layer.

  • The storage capacity of a Single layer Blue-ray Disc is 25 GB.
  • The storage capacity of a Double layer Blue Ray Disc is up to 50 GB.

Features of Blu-ray Disc

The main features of Blu-ray Disc are as follows –

  • The data transfer rate in Blu-ray Disc is up to 36 MBps.
  • Blu-ray Disc supports resolutions up to 1920 x 1080 and frame rates up to 29.97.
  • A double-layer Blu-ray disc can store 50 GB.
  • Blu-ray Disc is considered a good secondary storage device.
  • Most of the latest 3D movies and games are released on Blu-ray technology

Advantages of Blu-ray Disc

Some of the major advantages of Blu-ray Disc are written below –

  • Blu-ray discs can store more data than CDs and DVDs.
  • High Quality images, videos, movies, etc. can be stored in Blu-ray Disc.
  • Blu-ray discs are easily available in the market, because most of the movies are made in HD quality, for which Blu-ray disc is the preferred disc.
  • Blu-ray Disc also includes the service of DRM (Digital Rights Management), which stands for Privacy. This service ensures that a limited number of discs can be copied.

Disadvantage of Blu-ray Disc

Along with the advantages of Blue-ray Disc, there are also some disadvantages which are as follows –

  • Compared to CD and DVD, Blu-ray disc is a new and advanced technology, whose demand is very high in the market, so the cost of Blu-ray disc is also more expensive than CD and DVD.
  • Blu-ray disc can only be played with Blu-ray players, it cannot be played with CD and DVD players.
  • Blu-ray discs can be damaged by scratches and dust accumulation if not handled properly.
  • hard disk And flash memory Compared to Blu-ray discs, the speed is less.
  • Blu-ray manufacturers periodically release firmware updates for their players. Firmware updates are done online so very fast Internet is needed.

Difference between Blu-ray Disc and DVD

Both Blu-ray and DVD are types of optical disc and both are used to store data, but there are many differences between a BD and a DVD. We have told you the difference between Blue-ray Disc and DVD through the table below –

BD (Blu-ray Disc) DVD (Digital versatile disc)
Blu-ray discs have a maximum storage capacity of up to 50 GB. The maximum storage capacity of DVD is up to 17.08 GB.
The single layer size of Blu-ray is 25 GB. DVD’s single layer size is 4.7 GB
Blue laser technology is used to read / write data in Blu-ray disc. Red laser technology is used to read / write data in DVD.
The wavelength of the laser in Blu-ray is 405nm. The wavelength of the laser in DVD is 650 nm.
The data transfer rate in Blu-ray Disc is 36 MBps. The data transfer rate in DVD is 11 MBps.
Blu-ray Discs cost more than DVDs DVDs cost less than Blu-ray discs
Blu-ray disc is used for storing large size data such as shooting videos. DVD is used to store small size data such as movies after release.
Difference Between Blu-ray Disc and DVD

FAQ: Common questions related to Blu-ray Disc

What is Blu-ray Disc?

Blu-ray Disc is a secondary storage device used to store HD video, images and movies.

What type of storage device is Blu-ray Disc?

Blu-ray Disc is an optical storage device.

Who made Blu-ray Disc?

Blu-ray Disc was created in the year 2003 by BDA (Blue-ray Disc Association).

Why is Blu-ray Disc used?

Blu-ray discs are used to store data and to record and play HD video.

What is the storage capacity of Blu-ray Disc?

A double layer Blu-ray disc has a storage capacity of 50 GB.

What is Blu-ray player?

To read the stored data in Blu-ray disc, a special device is required which is called Blu-ray player.

Can Blu-ray players read DVDs?

Yes you can read DVD from Blu-ray player.

Which technology is used in Blu-ray Disc?

Blue Ray Technology is used to read and write data in Blu-ray Disc.

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