Copyright: blu-ray
Blu-ray Disc; an optical disc used to digitally store high-definition movies and computer data. This tag encompasses both the original Blu-ray Disc and Ultra HD Blu-ray, used for 4K (3840 by 2160 pixels, or 2160p) movies.
Blu-ray Disc; an optical disc used to digitally store high-definition movies and computer data. This tag encompasses both the original Blu-ray Disc and Ultra HD Blu-ray, used for 4K (3840 by 2160 pixels, or 2160p) movies.