OVERSCAN

Overscan

Overscan is extra image area around the four edges of a video image that may not be seen reliably by the viewer. It exists because television sets in the 1930s through 1970s were highly variable in how the video image was framed within the cathode ray tube .

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overscan

Noun

  1. The additional area around the four edges of a video image that is not normally seen by the viewer.


The above text is a snippet from Wiktionary: overscan
and as such is available under the Creative Commons Attribution/Share-Alike License.

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