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'''Dual-layer recording''' allows ] and ] discs to store significantly more data, up to 8.5 gigabytes per side, compared to 4.7 gigabytes for single-layer discs. DVD-R DL was developed for the DVD Forum by ], DVD+R DL was developed for the ] by ].

DVD recordable discs supporting this technology are ] with most existing DVD players and DVD-ROM drives. Many current DVD recorders support dual-layer technology, and the price point is comparable to that of single-layer drives, though the blank media remains significantly more expensive. Currently the technology has severe problems with compatibility in DVD players.
Dual-layer drives will work with regular DVD-R discs.

== External links ==
* by Hugh Bennett
*

]
]

{{tech-stub}}

Dual Layer does refer specifically to the +r format, while Double Layer refers to -R.

Revision as of 17:03, 16 August 2006

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