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(Blu-ray Disc EXtra Large) High-capacity Blu-ray formats designed for professional broadcasting and archival uses. Using three and four layers, BDXL media have more than five times the capacity of the first Blu-ray discs (see below).

BDXL drives may or may not read the earlier formats, but regular Blu-ray drives absolutely do not support BDXL. See Blu-ray.

 ---Modes --Layers        GB  Hours  ROM   RE   RSingle        25  4.5    X    X    X
  Dual          50    9    X    X    X
  Triple BDXL  100   18         X    X
  Quad BDXL    128   23              X

    ROM = Read Only (pressed movie disc)RE = REwritable  R = Recordable (write once)

Blu-ray Cartridge (1.5TB)
For archival storage, this Sony optical system records onto quad-layer BDXL discs one time only. The plastic unit (top) is a demo cartridge, showing all 12 discs inside.
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References in periodicals archive ?
Paul Brockbank, CEO, Millenniata commented, This is a very exciting time for us as we now have product offerings that cater to all market sectors from consumer to enterprise with our DVD, Blu-ray, and now BDXL media.
In addition to the 100 GB M-DISC BDXL product, Millenniata has DVD (4.7 GB) and single-layer (25 GB) Blu-ray products that are available worldwide through a variety of distribution channels.
"So, the introduction of the BDXL media opens the door to greater creativity and development across all content creation, especially in the field of filmmaking.
Using the Vinpower Blu-ray duplicator with BDXL media, will allow the user to store up to 128GB of information on a single write once disc, which can be stored and protected from the elements or human error for many years.
BDXL, released by the Blu-ray Disc Association (BDA) in June 2010, is a multi-layer recordable Blu-ray format with up to 128GB of capacity.
According to the company, support for BDXL means users of CyberLinka[euro](tm)s media burning software, Power2Go 7, are now able to burn up to 4 layers of data totaling 128GB on a single Blu-ray Disc.
The BDXL specification, which is targeted primarily at commercial segments such as broadcasting, medical and document imaging enterprises with significant archiving needs, will provide customers with write-once options on 100GB and 128GB capacity discs and rewritable capability on 100GB discs.
A consumer version of BDXL is also expected, particularly in regions where BD recorders have achieved broad consumer acceptance.
For comparison, 128GBs of data on a single quad layer BDXL disc is the equivalent of 27 standard DVDs or five single layer Blu-ray discs.
From 640MB CD-Rs to 128GB BDXL media, the Mercury Pro External Blu-ray optical drive provides the right speed and data capacities for every size project.
*Blu-ray, Blu-ray Disc, and BDXL are trademarks of the Blu-ray Disc Association.