CD and DVD disks are used by optical disc drives.
Blu Ray disc
DVDs or CDs
An optical storage device is an electro-mechanical unit that can save and retrieve (write and read) information on a special disc medium using a laser light. Optical drives are designed to work with several types of media: CDs ("compact disc"), DVDs (digital versatile disc" or "digital video disc") and Blu-ray discs.
An optical storage device is an electro-mechanical unit that can save and retrieve (write and read) information on a special disc medium using a laser light. Optical drives are designed to work with several types of media: CDs ("compact disc"), DVDs (digital versatile disc" or "digital video disc") and Blu-ray discs.
A compact disc is a type of optical disc. "Optical disc" is an umbrella term for any type of storage media which uses optical technology (as opposed to magnetic) for data storage. This includes but is not limited to DVDs, CDs, H-DVD, blu-ray, laser discs CDRW's, and DVDRW's
Optical Disk
optical storage technology
Single layer, single sided Blue-ray disc
A CD-ROM ( Compact Disc- Read Only Memory ) is an Optical Type of Device. The reason of it being optical lies in the fact that its read/write head is optical in nature ( It uses a red colored light).
Optical disc
It's input I think, not that sure, but I just know that it reads data from a disc and then views them onto the computer screen. :)