Panasonic announced a new series of dual-layer Blu-ray recordable discs for PC use, for recording at 4x.

The new discs (LM-BR50LDW) use an inorganic recording layer and offer a capacity of 50GB and they can be burnt at 1~4x speeds. The discs are also printable and feature a hard coating technology for increased durability.

Availability in Japan is scheduled to start in February 20, 2009.

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