Blu-ray Disc


50GB Single-Sided, Dual-Layer Write-Once Blu-ray Disc with 4x Writing Speed


High Speed 4x Recording

Panasonic introduces the world's first1 4x write-once Blu-ray Discs, available in 25 or 50GB2 capacity. The 4x speed performance can easily handle large amounts of data, including high definition content, with a maximum data transfer speed of 144 Mbps. That means a 1GB folder can be copied in just one minute, while a DVD-RW with 2x speed needs six minutes. And with Panasonic's new phase-change recording technology, you get precise and stable recording even when writing at 4x high speed.

For more information, please visit our global Blu-ray Disc™ site

  1. As of July 3, 2007, according to a Panasonic survey.
  2. 1 GB = one billion bytes. Usable capacity will be less

SpecificationsExpand All

    • Format Name
    • Data Capacity
    • Recording Speed
    • Disc Type (Layer)
    • Single Side
    • Double Sided
    • Rewritable
    • Country of Origin
    • Recording Format
    • Laser Wavelength
    • Objective Lens Numerical Aperture (NA)
    • Disc Diameter/Thickness
    • Track Pitch
    • Minimum Mark Length
    • Hard Coating
    • Dimensions (H x W x D)
    • Weight
    • UPC



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