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{{Short description|Group of three phosphor dots used in computer monitors}}
{{Short description|Group of three phosphor dots used in computer monitors}}
{{More references needed|date=February 2024}}
{{other uses|Triad (disambiguation)}}
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]].<ref name="poynton"/> 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.
{{Unreferenced|date=December 2009}}
In [[cathode-ray tube]] (CRT), or [[computer]] display terminology, a '''triad''' is a group of three [[phosphor]] dots coloured red, green, and blue on the inside of the [[cathode ray tube|CRT]] display of a computer [[computer display|monitor]] or [[television set]]. By directing differing intensities of [[cathode rays|electron beams]] onto the three 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.


[[File:Triad CRT Closeup.jpg|thumb|Triads from a CRT monitor, where you can see the red, green, and blue.]]
In [[liquid-crystal display]] (LCD), colours are similarly composed of these three colours.

In [[liquid-crystal display]]s (LCDs), colours are similarly composed of these 3 fundamental colours.


==See also==
==See also==
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* [[Aperture grille]]
* [[Aperture grille]]


==References==
{{DEFAULTSORT:Triad (Computers)}}
{{reflist|refs=
<ref name="poynton">{{cite book |last1=Poynton |first1=Charles |title=Digital Video and HDTV: Algorithms and Interfaces |date=3 January 2003 |publisher=[[Elsevier Science]] |isbn=978-0-08-050430-8}}</ref>
}}

[[Category:Display technology]]
[[Category:Display technology]]
[[Category:3 (number)]]
[[Category:3 (number)]]

Latest revision as of 11:07, 3 February 2024

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

[edit]

References

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