Blu-Ray is an optical storage format developed by Sony and Phillips.
Blu-Ray uses a 405nm wavelength blue-violet laser and an 0.85nm pickup aperture. Blu-Ray disks are coated with a 0.1mm protective surface layer.
Single-layer Blu-Ray disks currently store 23.3GB of data, which dual-layer Blu-Ray disks are able to store 46.6GB of data.
The Blu-Ray standard supports the following codec's: MPEG-2, Microsoft Video Codec 1, H.264 / MPEG-4 AVC.
For security, Blu-Ray supports mandatory HDCP encrypted output, ROM-Mark watermarking, BD+ dynamic cryptology, and the Advanced Access Content System (AACS).
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What is Blu-Ray?