Question

How much data can I fit on Blu-ray Disc™

 

media?

Answer

A single layer disc can hold 25 GB1.

 

A dual layer disc can hold 50 GB1.

 

Blu-ray Disc includes support for multi-layer

 

discs, which should allow for storage up to

 

100 GB1 - 200 GB1 of data in the future.

Question

How much video can I fit on a Blu-ray Disc?

Answer

Up to 9 hours of high definition (HD) video

 

on a 50 GB1 disc.

 

Up to 23 hours of standard definition (SD)

 

video on a 50 GB1 disc.

Question

Will Blu-ray discs require a cartridge?

Answer

No, the development of low cost hard-

 

coating technologies has made the

 

cartridges obsolete. Blu-ray will instead rely

 

on a hard-coating for protection.

Question

Will Blu-ray players be backwards

 

compatible with DVD?

Answer

Yes, several leading consumer electronics

 

companies are marketing products that can

 

read/write CDs, DVDs, and Blu-ray discs

 

using a BD/DVD/CD compatible optical

 

drive.

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