optical disk
41Disk image — CD image redirects here. For ISO 9660 image files, see ISO image. A disk image is a single file or storage device containing the complete contents and structure representing a data storage medium or device, such as a hard drive, tape drive,… …
42Disk laser — Not to be confused with Laserdisc. Fig.1. An optically pumped disk laser (active mirror). A disk laser or active mirror (Fig.1.) is a type of solid state laser characterized by a heat sink and laser output that are realized on opposite sides of a …
43Optical media preservation — The preservation of optical media is essential because it is a resource in libraries, and stores audio, video, and computer data to be accessed by patrons. While optical discs are generally more reliable and durable than older media types,… …
44Optical aberration — v · d · e Optical aberration …
45Optical resolution — This article is about optical resolution in optics. For the method of separating enantiomers in chemistry, see Chiral resolution. Optical resolution describes the ability of an imaging system to resolve detail in the object that is being imaged.… …
46Optical disc packaging — Main article: Optical disc Optical disc packaging is the packaging that accompanies CDs, DVDs, and other formats of optical media. Most packaging is rigid or semi rigid and designed to protect the media from scratches and other types of exposure… …
47Disk enclosure — A 3.5 USB/FireWire hard disk enclosure A disk enclosure is essentially a specialized chassis designed to hold and power disk drives while providing a mechanism to allow them to communicate to one or more separate computers. Drive enclosures… …
48Optical mouse — A wireless optical mouse An optical computer mouse or optic mouse uses a light emitting diode and photodiodes to detect movement relative to a surface, unlike a mechanical mouse which has a ball which rotates orthogonal shafts which drive chopper …
49Disk image emulator — A disk image emulator is computer software designed to mount a disk image, usually of a CD or DVD, from a local hard drive or USB flash drive. The mounting is usually done by creating a virtual drive on the system, that to the operating system… …
50disk drive — A peripheral storage device that reads and writes magnetic or optical disks. When more than one disk drive is installed on a computer, the operating system as sign seach drive (or logical drive) a unique name. Several types of disk drives… …
