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Description of Operation. Blu -Ray disks are created by injection mold Reading and writing of data are done by a 405-nm blue laser which is focused to either create or read the pits in the surface of the disk. Data can be transferred at approximately 36 Mbps . Blu-Ray Benefits:.

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Description of operation

Description of Operation

Blu-Ray disks are created by injection mold

Reading and writing of data are done by a 405-nm blue laser which is focused to either create or read the pits in the surface of the disk.

Data can be transferred at approximately 36 Mbps


Blu ray benefits

Blu-Ray Benefits:

  • Better than normal DVDs:

    • more than 5x storage enabling 9 hours of HD video

    • (23 standard definition)

    •  red laser to blue-violet laser with greater precision

      • allows data to be packed more tightly

      • More room for additional content: intricate menus,

      • special features, games

    • allows for better sound: uncompressed Dolby Digital (8 channels)

    • Best Quality Picture : High Definition (sharp, vivid colors,

    • 5x amount of detail of DVDs

  • Supported by ~200 of world’s leading consumer electronics companies

  • Future-proof: new technology involving multi-layer disks,

    • allowing 100-200 GB storage

  • In the end, No more expensive to manufacture Blu-Rays than DVDs.

  • Talk of a Blu-Ray/DVD hybrid format that will play in both players.

  • Movie quality in your own home – new trend of ‘home theaters’


Criticisms of blu ray technology

Criticisms of Blu-Ray Technology

  • The number one Criticism of Blu-Ray is the high purchasing cost

  • Average Cost of Blu-Ray Player : $380.33

  • Average Cost of a Blu-Ray Disk: $12.00


Criticisms of blu ray technology cont

Criticisms of Blu-Ray Technology Cont.

  • The number two most common criticism of Blu-Ray Technology is the “general dislike” for the new disk format based on two things, a long history of failed Sony formats and a perceived arrogance on the part of the company – (Cmyfony)


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