Blu-Ray in the world by storm!
>> วันเสาร์ที่ 13 มิถุนายน พ.ศ. 2552
Thaadvantage with the Blu-ray is that the laser beam can be much more on the surface of CD / DVD. Tight focus means that a small square, are produced on the surface of the plate, and the points, but is smaller, of course, space for more information on each disk. The minimum size of a laser spot is, of course, a phenomenon called diffraction income. A narrow laser beam steedsauseinades countries in a wider range can be attributed to the natural diffractie of waves. The diffraction of waves on an obstacle. By reducing the wavelength of the laser bending.
The Blu-ray technology, the diffraction is that the object is used to view a larger numerical aperture normal lens Troine DVDs - 0.85 instead of 0.6. Blu-ray technology following devices are also available with dual lenses of the highest quality and the amount of cover is thin Monkeys actually preventing unwanted optical effects. This cana Blu-ray laser on smaller spots. The improvements are a new method of optical data encryption, you can find more information about the Blu-ray.
The default value for technischeBlu-ray technology as a joint venture between a large number fabrikantenPC and entertainment, including Sonyet Philips. The group is regarded as a Blu-ray Disc Association (BDA). The first Blu-ray in Japan was Sony in 2003. Today, Samsung, JVC, Matsushita (Panasonic) and LG Electronics are onlySome examples of companies that Blu-ray technology in their products. Hewlett-Packard has announced the rüstetSie desktop PC with Blu-ray technology in late 2005.
The main competitors for the Blu-ray is formaatHD DVD, capable, for more information queun normal DVD. Blu-ray, but no more layers, such as HD-DVD format - 25 GB compared to 15 GB. Blu-ray to the other side, probably more expensive to support, at least initially, that "Native HD DVD attractive alternative. On a Blu-ray, the data are very close to the surface. Be the first Blu-ray very sensitive to scratches, and most users prefer the most HD DVD.Depuis of 2004, all Blu-ray discs are compatible with a clear Polimers "sustainability", making them much more. According to the designers who duraba TDK Corporation, covered with a Blu-ray work, even after the attack with a screwdriver.
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