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WikiVisually
The entire wiki reimagined as a visual magazine with video discovery · Watch your interests come alive
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Compact disc
Videos
The compact disc is a digital optical disc data storage format co-developed by Philips and Sony to store and play digital audio recordings. It employs the Compact Disc Digital Audio standard and is ca
The readable surface of a compact disc is iridescent because it includes a spiral track wound tightly enough to cause light to diffract into a full vi
The readable surface of a compact disc is iridescent because it includes a spiral track wound tightly enough to cause light to diffract into a full visible spectrum.
Dutch inventor and Philips chief engineer Kees Schouhamer Immink was part of the team that produced the standard compact disc in 1980
Dutch inventor and Philips chief engineer Kees Schouhamer Immink was part of the team that produced the standard compact disc in 1980
Sony Discman D-E307CK portable CD player with 1-bit DAC
Sony Discman D-E307CK portable CD player with 1-bit DAC
Pits and lands of a compact disc under a microscope
Pits and lands of a compact disc under a microscope
LaserDisc
Videos
LaserDisc is a home video format and the first commercial optical disc storage medium. It was developed by Philips, Pioneer, and the movie studio MCA. The format was initially marketed in the United S
Compact disc
…uncompressed stereo audio. First released in Japan in October 1982, the CD was the second optical disc format to reach the market, following the larger LaserDisc (LD). In later years, the technology was adapted for computer data storage as CD-ROM and subsequently expanded into various writable and multimedia…
A LaserDisc being held
A LaserDisc being held
Constant angular velocity (CAV) LaserDisc showing the NTSC field setup and individual scanlines. Each rotation has two such regions.
Constant angular velocity (CAV) LaserDisc showing the NTSC field setup and individual scanlines. Each rotation has two such regions.
200× light micrograph of the NTSC field setup and individual scanlines of a CAV LaserDisc. From left to right: the end of one horizontal line, the hor
200× light micrograph of the NTSC field setup and individual scanlines of a CAV LaserDisc. From left to right: the end of one horizontal line, the horizontal sync pulse, the NTSC color burst, and the luminance for the rest of the line.
A top-loading, Magnavox-brand LaserDisc player with the lid open
A top-loading, Magnavox-brand LaserDisc player with the lid open