Ten FAQs about Blu-ray (Part 1)
Blu-ray has obviously won many people’s hearts with its high quality as the best video format so far. But due to the economic downturn, we’d better think twice before open our wallets to this new format. Here are some FAQs to be considered if you want to buy Blu-ray related products or just want to know more about it.
Q1: Why was it entitled as Blu-ray?
A: Because Blu-ray Disc players and PC drives, as well as Sony’s PlayStation 3, use a blue laser beam to read data from discs, rather than the older red lasers used for DVDs. A blue laser can be focused more tightly, so disc makers can pack more data on a disc the same size as a DVD. Blu-ray Discs can hold up to 50 gigabytes, compared to a DVD, which holds less than 10 GB. That added capacity can hold video up to six times the resolution of DVD, plus more bonus features and improved surround soundtracks.
Q2: What’s the difference between Blu-ray and DVD?
A: Side-by-side, most people can easily see Blu-ray’s improvement in picture quality. The video resolution, called “1080p” because it constantly (or progressively, hence the p) redraws 1,080 lines across the screen (each line containing 1,920 pixels), surpasses the best HDTV broadcast or cable signals. “Once you start seeing high-definition (video) on a 1080p monitor, DVD cannot compare,” says Peter Bracke, editor of HighDefDigest.com. “Even my mom is impressed with it.”
And filmmakers are doing their bit as well to make Blu-ray stand out. “We spent more time on (the Blu-ray image) than on the theatrical release, making sure every single color and shade is there for a reason,” says Hellboy II: The Golden Army director Guillermo Del Toro. “The movie has never looked and sounded better.” Read more…




![Wow-iPad[1]](http://www.itoolsoft.org/wp-content/uploads/2010/05/Wow-iPad12-150x150.jpg)