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  2. Optical disc - Wikipedia

    en.wikipedia.org/wiki/Optical_disc

    The third generation optical disc was developed in 2000–2006 and was introduced as Blu-ray Disc. First movies on Blu-ray Discs were released in June 2006. [28] Blu-ray eventually prevailed in a high definition optical disc format war over a competing format, the HD DVD. A standard Blu-ray disc can hold about 25 GB of data, a DVD about 4.7 GB ...

  3. Optical disc authoring - Wikipedia

    en.wikipedia.org/wiki/Optical_disc_authoring

    Most optical disc authoring utilities create a disc image and copy it to the disc in one bundled operation, so that end-users often do not know the distinction between creating and burning. However, it is useful to know because creating the disc image is a time-consuming process, while copying the image is much faster.

  4. Optical disc drive - Wikipedia

    en.wikipedia.org/wiki/Optical_disc_drive

    The video signal was stored as an analog format like a video cassette. The first digitally recorded optical disc was a 5-inch audio compact disc (CD) in a read-only format created by Sony and Philips in 1975. [53] The first erasable optical disc drives were announced in 1983, by Matsushita (Panasonic), [54] Sony, and Kokusai Denshin Denwa (KDDI ...

  5. Comparison of popular optical data-storage systems - Wikipedia

    en.wikipedia.org/wiki/Comparison_of_popular...

    Compact Disc is still the de facto standard for audio recordings, although its place for other multimedia recordings and optical data storage has largely been superseded by DVD. DVD (initially an acronym of "Digital Video Disc", then backronymed as "Digital Versatile Disc" and officially just "DVD") was the mass market successor to CD. DVD was ...

  6. Optical storage - Wikipedia

    en.wikipedia.org/wiki/Optical_storage

    Optical storage is the storage of data on an optically readable medium. Data is recorded by making marks in a pattern that can be read back with the aid of light, usually a beam of laser light precisely focused on a spinning optical disc. An older example of optical storage that does not require the use of computers, is microform. There are ...

  7. Category:Optical discs - Wikipedia

    en.wikipedia.org/wiki/Category:Optical_discs

    Optical disc authoring (1 C, 35 P) Pages in category "Optical discs" The following 9 pages are in this category, out of 9 total. ... High-Definition Versatile Disc; L ...

  8. Optical media preservation - Wikipedia

    en.wikipedia.org/wiki/Optical_Media_Preservation

    The preservation of optical media is essential because it is a resource in libraries, and stores audio, video, and computer data. While optical discs are generally more reliable and durable than older media types, (magnetic tape, LPs and other records) environmental conditions and/or poor handling can result in lost information.

  9. Optical recording - Wikipedia

    en.wikipedia.org/wiki/Optical_recording

    Russell's first optical disc was distinctly different from the eventual compact disc product: the disc in the player was not read by laser light. A key characteristic of Russell's invention is that a laser is not used for the reading the disc, instead the entire disc or oblong sheet to be read is illuminated by a large playback light source at ...