The name 4K is used to describe a couple different, though very similar, standards. The form you're most likely encounter is Ultra High Definition or UHD, the new standard for 4K television. 4K video is poised to become the new benchmark for both recording and watching video and it brings a whole host of benefits, right away.

4K resolution refers to a horizontal display resolution of approximately 4,000 pixels. [ 1 ] Digital television and digital cinematography commonly use several different 4K resolutions. In television and consumer media, 3840 × 2160 (4K UHD) with a 16:9 aspect ratio is the dominant 4K standard, whereas the movie projection industry uses 4096 × 2160 (DCI 4K).

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Most HD cameras today capture great quality 1080p video, but when you start with 4K source material and downscale it to HD resolution the picture will look even better, thanks to effectively oversampling each pixel by a factor of four.

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2024年8月27日 · 4K video is a term used to describe video with a horizontal resolution of approximately 4,000 pixels. It's a significant upgrade from traditional 1080p HD, offering a much sharper and more detailed viewing experience. While there are different standards, the most common 4K video dimensions for consumers are 3840 x 2160 pixels.

2021年7月2日 · Well, when you shoot 4K video, you’re capturing 8,294,400 pixels – and this produces footage that’s four times more detailed than 1080p, with more leeway for post-production. Bear in mind, though, that shooting 4K will eat up batteries much faster and will cause cameras to run warm, as it requires a lot of processing power.

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4K, officially known as UHD (Ultra-High Definition), is an overarching term that encompasses visual resolution technology which offers more pixels than regular HDTV (at least 4 times more pixels and thus the name 4K).