Ultra HD Blu-ray

Ultra HD Blu-ray
Ultra HD Blu-ray (logo).svg
	Back of a triple layer Ultra HD Blu-Ray Disc.png Reverse side of a 100 GB Ultra HD Blu-ray disc.
Media type	High-density optical disc
Encoding	H.265/MPEG-H Part 2 (HEVC)
Capacity	50 GB (dual-layer, 92 Mb/s); 66 GB (dual-layer, 123, 144 Mb/s); 100 GB (triple-layer, 123, 144 Mb/s)
Read mechanism	405 nm laser
Developed by	Blu-ray Disc Association
Dimensions	120 mm (4.7 in) diameter
Usage	Ultra-high-definition video; PlayStation 5 format software
Extended from	Standard Blu-ray

Ultra HD Blu-ray (4K Ultra HD, UHD-BD, or 4K Blu-ray) is a digital optical disc data storage format that is an upgraded variant of Blu-ray. Ultra HD Blu-ray supports 4K UHD (3840 × 2160 pixel resolution) video at frame rates up to 60 moving frames per second, encoded (created) using High-Efficiency Video Coding. These discs do not work with existing standard (regular) Blu-ray players.

References

1 2 3 4 "White Paper: Blu-ray Disc™ Format" (PDF). Blu-RayDisc.com (4th ed.). 2015. Archived from the original (PDF) on January 15, 2017. Retrieved December 28, 2016.
↑ Morrison, Geoffrey. "What is 4K Blu-ray?". CNET. Archived from the original on February 26, 2021. Retrieved May 25, 2021.
↑ "4K Movies, 4K Blu-ray Movies, 4K Blu-ray Players". www.blu-ray.com. Archived from the original on May 28, 2021. Retrieved May 25, 2021.
1 2 3 "4K Blu-ray discs arriving in 2015 to fight streaming media". CNET. September 5, 2014. Archived from the original on October 13, 2014. Retrieved October 18, 2014.

[whitepaper-1] 1 2 3 4 "White Paper: Blu-ray Disc™ Format" (PDF). Blu-RayDisc.com (4th ed.). 2015. Archived from the original (PDF) on January 15, 2017. Retrieved December 28, 2016.

[2] Morrison, Geoffrey. "What is 4K Blu-ray?". CNET. Archived from the original on February 26, 2021. Retrieved May 25, 2021.

[3] "4K Movies, 4K Blu-ray Movies, 4K Blu-ray Players". www.blu-ray.com. Archived from the original on May 28, 2021. Retrieved May 25, 2021.

[CNET4KBlu-raySeptember2014-4] 1 2 3 "4K Blu-ray discs arriving in 2015 to fight streaming media". CNET. September 5, 2014. Archived from the original on October 13, 2014. Retrieved October 18, 2014.