Because these discs are read by light optical , they should be referred to as an optical disc , not an optical disk. Blu-ray discs are capable of holding the most and can hold up to 50 GB of data. With the popularity of streaming content and downloading content from the Internet, the popularity of all optical media has greatly reduced. Also, the reduced price of USB flash drives that store a lot more data have made optical media a less popular storage solution.
CD terms , Disc , Magnetic media , Magneto-optic. So stay with us. The optical disk uses laser technology to read and write data. Laser beam writes on the surface by creating small pits holes in the disk. An optical drive reads data by focusing a laser beam on the surface of the disk. A laser detects the presence of a pit. The presence of pit indicates 1 and absence of pit indicates 0. Laser beam converts these pits into digital data.
The amount of space required to record an optical bit is much less than a magnetic bit. Optical disk storage capacity is from MB to over 1 GB. Optical storage is much faster than magnetic media. CD-ROM stands for compact disk read-only memory. Types of Optical Drive. You can also buy a Blu-ray Optical Drive which uses much higher capacity disks than standard DVDs and can hold high definition films. When purchasing an optical drive you will notice that the specification will mention which optical disks are supported as well as the speed at which it can read and write to a disk.
Optical Disk formats. Recordable means that the disk can be written to only once but read many times, and ReWritable means that you can write, erase, rewrite, and read to the disk many times. More information about Optical Disks including their capacity etc can be found here.
Popular software for burning data, music, or videos to an optical disk include Nero and Roxio Creator.
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