Blu Ray Disc               Group 8                    Balitaan, Ayra                    Alcantara, Patricia               ...
History• October 2000 – First Blu Ray prototypes were  unveiled in CEATEC exhibition by Sony• February 2002 – Blu Ray disc...
DefinitionBlu Ray ( Blu Ray Disc)• is an optical disc storage medium designed to  supersede the DVD format• It enables rec...
Why the name Blu Ray?• The name is a combination of the word “  Blue” and “Ray”• “Blu Ray” is not a mistake with the  char...
Who developed Blu Ray?Blu Ray Disc Association (BDA)• a group of leading consumer electronics  personal computer and media...
Capacity• A single layer disc can hold 25GB• A double layer disc can hold 50GBRecording Length• 9 hours of high-definition...
Blue Laser• It emits an electromagnetic radiation at a  wavelength of between 360 and 440  nanometers.• Lasers emitting wa...
Laser Wavelength• A Blu Ray disc consist of 405 nm which is  shorter than the DVD which is 650 nm.Gallium Nitride LED• is ...
Blu Ray Usage• Recording media• Video games• Used by Music companies• Watching movies
Examples of Blu Ray Disc
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8 blu ray disc

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8 blu ray disc

  1. 1. Blu Ray Disc Group 8 Balitaan, Ayra Alcantara, Patricia Althea, Sean
  2. 2. History• October 2000 – First Blu Ray prototypes were unveiled in CEATEC exhibition by Sony• February 2002 – Blu Ray disc project was officially announced• April 2003 – first prototype player was released in Japan• 2004 – Blu Ray disc physical specs were completed• June 2006 – Blu Ray was officially released
  3. 3. DefinitionBlu Ray ( Blu Ray Disc)• is an optical disc storage medium designed to supersede the DVD format• It enables recording, rewriting and playback of high definition videos• storing large amount of data
  4. 4. Why the name Blu Ray?• The name is a combination of the word “ Blue” and “Ray”• “Blu Ray” is not a mistake with the character “e”
  5. 5. Who developed Blu Ray?Blu Ray Disc Association (BDA)• a group of leading consumer electronics personal computer and media manufacturers• which consist of almost more than 180 member companies from all over the world
  6. 6. Capacity• A single layer disc can hold 25GB• A double layer disc can hold 50GBRecording Length• 9 hours of high-definition video on a 50GB disc• 23 hours of standard-definition video on a 50GB disc
  7. 7. Blue Laser• It emits an electromagnetic radiation at a wavelength of between 360 and 440 nanometers.• Lasers emitting wavelengths below 445 nm appear violet to the human eye• Class of Blue Lasers are frequently semiconductor laser diodes based on Gallium Nitride.
  8. 8. Laser Wavelength• A Blu Ray disc consist of 405 nm which is shorter than the DVD which is 650 nm.Gallium Nitride LED• is a semiconductor diode which was used in reading Blu Ray disc
  9. 9. Blu Ray Usage• Recording media• Video games• Used by Music companies• Watching movies
  10. 10. Examples of Blu Ray Disc

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