A short intro to Blu-Ray Disc Technology

Blu-ray Disc Key Characteristics

Large recording capacity, High-speed data transfer and Easy to use. d


Large recording capacity up to 27GB:

By adopting a 405nm blue-violet semiconductor laser, with a 0.85NA field lens and a 0.1mm optical transmittance protection disc layer structure, it can record up to 27GB video data on a single sided 12cm phase change disc. It can record over 2 hours of digital high definition video and more than 13 hours of standard TV broadcasting (VHS/standard definition picture quality, 3.8Mbps)

High-speed data transfer rate 36Mbps:

It is possible for the Blu-ray Disc to record digital high definition broadcasts or high definition images from a digital video camera while maintaining the original picture quality. In addition, by fully utilizing an optical disc’s random accessing functions, it is possible to easily edit video data captured on a video camera or play back pre-recorded video on the disc while simultaneously recording images being broadcast on TV.

Easy to use disc cartridge:

An easy to use optical disc cartridge protects the optical disc’s recording and playback phase from dust and fingerprints.

To Dual Layer or Not To Dual Layer

Dual Layer DVD Burning. Is it worth inventing in this new technology? Well for starters Dual Layer DVD media is around $12-$15 a piece. So for those of you that want to copy dvd movies this is not a worthwhile technology, since you can usually buy a new movie for that price. Now for those corporate type that want 8.5gb discs to be able to backup your office pc then this might work for you. Read an intro to Dual Layer white paper here:
http://www.burningbits.com/artman/publish/intro-dual-layer.shtml