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1440p (WQHD) – vertical resolution of 1440 lines; List of 4K video recording devices; 2K resolution – digital video formats with a horizontal resolution of around 2,000 pixels; 5K resolution – digital video formats with a horizontal resolution of around 5,000 pixels, aimed at non-television computer monitor usage
Theaters began projecting movies at 4K resolution in 2011. [79] Sony was offering 4K projectors as early as 2004. [80] The first 4K home theater projector was released by Sony in 2012. [81] Despite this, there's not many finished films with 4K resolution as of 2023.
Ultra HD Blu-ray (4K Ultra HD, UHD-BD, or 4K Blu-ray) [2] [3] is a digital optical disc data storage format that is an enhanced variant of Blu-ray. [4] Ultra HD Blu-ray supports 4K UHD (3840 × 2160 pixel resolution) video at frame rates up to 60 progressive frames per second, [ 4 ] encoded using High-Efficiency Video Coding . [ 4 ]
On September 2, 2013 Acer announced the first smartphone, dubbed Liquid S2, capable of recording 4K video. [140] On September 4, 2013, the HDMI Forum released the HDMI 2.0 specification, which supports 4K resolution at 60 fps. [141] On the same day, Panasonic announced the Panasonic TC-L65WT600—the first 4K TV to support 4K resolution at 60 FPS.
XAVC can record 4K resolution at 60 fps with 4:2:2 chroma subsampling at 600 Mbit/s. [11] [12] A 128 Gigabyte SxS PRO+ media card can record up to 20 minutes of 4K resolution XAVC video at 60 fps, up to 40 minutes of 4K resolution XAVC video at 30 fps, and up to 120 minutes of 2K resolution XAVC video at 30 fps. [9] [10] [11] [12]
The Pixel 5a includes dual rear-facing cameras located within a raised square module. The wide 28 mm 77 °F/1.7 lens has the Sony Exmor IMX363 12.2-megapixel sensor, while the ultrawide 107 °F/2.2 lens has a 16-megapixel sensor; the front-facing camera uses an 8-megapixel sensor. It is capable of recording 4K video at 30 or 60 fps. [1]
The Panasonic Lumix DC-GH5 is a Micro Four Thirds mirrorless interchangeable lens camera body announced by Panasonic on 4 January 2017. [2]It is the first mirrorless camera capable of shooting 4K resolution video with 10-bit color with 4:2:2 chroma subsampling, along with recording in 4K 60p or 50p (but only in 8 bit).
Both are capable of recording video at 4K resolution, but can only do so at 30 fps whereas most competitors support 60 fps as well. In a tweet, Google stated that "We find that the majority of users stick with 1080p, so we focus our energy on improving our quality in this mode, versus enabling a 4k 60 fps mode that could use up to half a ...