What is Dual Layer and how this is possible in DVD duplication?

Many consumers of DVDs have enjoyed great advantages of this versatile disc market has appeared in some may be already happy with the thought that is storing the final data. They are not entirely correct, since the DVD technology has continued for years to come.

The digital video disc or DVD format developed for short and many of them in DL is the dual-layer DVD or DVD. Popularly knownthat the DVD9, these dual-layer discs is named as such because it has a second layer within the disc itself. The first layer is semi-transparent so the laser can happen to access the second level. This is why people are watching their favorite movies to DVD-break or maybe a few seconds away. This is normal and no sign of damage or some type of defect.

The dual layer DVD offers two ways - Parallel Track Path(PTP), which is often used in video and DVD-ROM opposite track path (OTP)-DVD, which is used in recordable discs can store more than four hours of high-quality video or 8.5 GB data. This is for a single-sided disc with two recordable layers. A unique feature of this dual-layer disc is that it responds to the DVD9 specification, guides available on the market can be played on any DVD player and DVD-ROM.

A DVD-DualLayer recordable disc with DVD-R9, DVD + R DL and DVD-R DL. The single-sided dual-layer DVD disc or -9 can be up to 7.95 GB or 8.5 GB of computer, while the dual-layer DVD double pages or -18 has a storage capacity of 15.9 GB computer . Both the format and should not be used for many long years. It also brings the support of the DVD + R DL also have the ability to record single layer discs and Copy speed CD-R/RW.

A one-sided dual layer recordable disc is composed of a dummy polycarbonate platter and made a single recording layer. The double-sided discs, on the other hand, has two layers of recording dye. In the recording, the unit uses the first recording layer to go first, starting from the center outwards. If the goal is reached, the unit then moves into the second recording layer moves outward from the outside edge.

The CD and> DVD replication industry can really use this dual-layer DVD recording capability. On the side of the disc one time, up to four video and audio and combines with this reality, fans of the film and the confidence of business through a strategy effective marketing, can turn a large dual-layer DVD. Whether you are just pure audio or video copy is not very important because there is always more space.

Finally, just think of thisThe facts - a dual-layer DVD can store about 2,000 songs or 17,000 photos in JPEG format. Well, who says that this is not technology amazing?