A: No. However most necessary, all Blu-ray players will play standard DVDs – and most “up-convert” these DVDs so they appear closer to HD quality. Most players handle music CDs as well. If you’re notably fascinated with testing picture-in-image commentary tracks and on-line bonus options on discs, search for players that embrace Profile 1.1 (image-in-picture capability) and BD-Reside or Profile 2.zero (on-line connections) among the many specs.
A: As a result of Blu-ray Disc gamers and PC drives, in addition to Sony’s PlayStation three, use a blue laser beam to read data from discs, reasonably than the older crimson lasers used for DVDs. A blue laser can be focused more tightly, so disc makers can pack more data on a disc the same measurement as a DVD. Blu-ray Discs can hold as much as 50 gigabytes, compared to a DVD, which holds less than 10 GB. That added … Read More