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  2. List of common display resolutions - Wikipedia

    en.wikipedia.org/wiki/List_of_common_display...

    16:9. 8,294,400. 7680 × 4320. 8K UHDTV. 4320p. 33,177,600. Many of these resolutions are also used for video files that are not broadcast. These may also use other aspect ratios by cropping otherwise black bars at the top and bottom which result from cinema aspect ratios greater than 16∶9, such as 1.85 or 2.35 through 2.40 (dubbed ...

  3. Display resolution standards - Wikipedia

    en.wikipedia.org/wiki/Display_resolution_standards

    A display resolution standard is a commonly used width and height dimension (display resolution) of an electronic visual display device, measured in pixels. This information is used for electronic devices such as a computer monitor. Certain combinations of width and height are standardized (e.g. by VESA [1] [2]) and typically given a name and ...

  4. Image persistence - Wikipedia

    en.wikipedia.org/wiki/Image_persistence

    Image persistence, or image retention, is the LCD and plasma display equivalent of screen burn-in. Unlike screen burn, the effects are usually temporary and often not visible without close inspection. Plasma displays experiencing severe image persistence can result in screen burn-in instead. Image persistence can occur as easily as having ...

  5. OLED - Wikipedia

    en.wikipedia.org/wiki/OLED

    Dell. On 6 January 2016, Dell announced the Ultrasharp UP3017Q OLED monitor at the Consumer Electronics Show in Las Vegas. The monitor was announced to feature a 30-inch (76 cm) 4K UHD OLED panel with a 120 Hz refresh rate, 0.1 millisecond response time, and a contrast ratio of 400,000:1. The monitor was set to sell at a price of $4,999 and ...

  6. Dell - Wikipedia

    en.wikipedia.org/wiki/Dell

    Dell is a subsidiary of Dell Technologies, Inc., a publicly traded company, as well as a component of the NASDAQ-100 and S&P 500. Dell is ranked 31st on the Fortune 500 list in 2022, [8] up from 76th in 2021. [9] It is also the sixth-largest company in Texas by total revenue, according to Fortune magazine.

  7. Liquid-crystal display - Wikipedia

    en.wikipedia.org/wiki/Liquid-crystal_display

    A liquid-crystal display ( LCD) is a flat-panel display or other electronically modulated optical device that uses the light-modulating properties of liquid crystals combined with polarizers. Liquid crystals do not emit light directly [1] but instead use a backlight or reflector to produce images in color or monochrome.

  8. Access control - Wikipedia

    en.wikipedia.org/wiki/Access_control

    Common physical security access control with a finger print A sailor checks an identification card (ID) before allowing a vehicle to enter a military installation.. In physical security and information security, access control (AC) is the selective restriction of access to a place or other resource, while access management describes the process.

  9. Wikipedia - Wikipedia

    en.wikipedia.org/wiki/Wikipedia

    Wikipedia [c] is a free content online encyclopedia written and maintained by a community of volunteers, known as Wikipedians, through open collaboration and the wiki software MediaWiki.

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