What does resolution 2k mean?

Resolution 2k refers to a resolution level where the horizontal resolution of the screen or content reaches approximately 2000 pixels. Because the 16:9 ratio is the international standard for high-definition video specifications, the common formats of 2k resolution in video production, display and other fields are 1440P and 1080P.

2K resolution (English name 2K resolution) is a general term that refers to a resolution level with a horizontal resolution of about 2000 pixels on a screen or content. Traditional Movie 2K resolution is 2048×1080.

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Because the 16:9 ratio is the international standard for high-definition video specifications, 2K resolution is used in video production, Common formats in display screens and other fields are 1440P (Quad HD) and 1080P (FullHD).

In 2005, the Digital Cinema Initiatives (DCI) defined the DCI 2K resolution standard as 2048×1080. [2] But the general term 2K was not created by DCI. The use of 2K as a general term in the film industry predates the release of the DCI standard.

From the general definition of 2K resolution, all content with a horizontal resolution of around 2000 pixels falls into the 2K category. In the film industry, movies with a horizontal resolution of 1804 pixels are still discussed as 2K resolution. The horizontal resolution of 1080P is 1920 pixels, which meets the requirement of "horizontal resolution of approximately 2000 pixels" for 2K resolution. Although in fields such as photography and film and television production, 1080P and 2K are usually treated differently, but they are consistent with "1080P". 2K resolution categories" do not conflict.

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