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Triad (monitors)

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In cathode-ray tube (CRT) terms, a triad is a group of 3 phosphor dots coloured red, green, and blue on the inside of the CRT display of a computer monitor or television set.[1] By directing differing intensities of cathode rays onto the 3 phosphor dots, the triad will display a colour by combining the red, green and blue elements. However, triads are not pixels, and multiple triads will form one logical pixel of the displayed image.

Triads from a CRT monitor, where you can see the red, green, and blue.

In liquid-crystal displays (LCDs), colours are similarly composed of these 3 fundamental colours.

See also

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References

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  1. ^ Poynton, Charles (3 January 2003). Digital Video and HDTV: Algorithms and Interfaces. Elsevier Science. ISBN 978-0-08-050430-8.