disk surface scanning

  • 1Scanning electron microscope — These pollen grains taken on an SEM show the characteristic depth of field of SEM micrographs …

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  • 2scanning disk — noun Etymology: scanning (II) : a rotating disk with a number of spirally arranged holes near its edge which permit a light beam to sweep over successive portions of a picture or object * * * Television. (in mechanical scanning) a disk with a… …

    Useful english dictionary

  • 3scanning disk — Television. (in mechanical scanning) a disk with a line of holes spiraling in from its edge, rotated in front of a surface so as to expose a small segment as each hole passes before it for transmitting or reproducing a picture. [1925 30] * * * …

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  • 4Nipkow disk — Schematic showing the circular paths traced by the holes in a Nipkow disk A Nipkow disk (sometimes Anglicized as Nipkov disk), also known as scanning disk, is a mechanical, geometrically operating image scanning device, invented by Paul Gottlieb… …

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  • 5optical disk — Computers, Television. 1. Also, optical disc. Also called laser disk. a grooveless disk on which digital data, as text, music, or pictures, is stored as tiny pits in the surface and is read or replayed by a laser beam scanning the surface. 2.… …

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  • 6Computers and Information Systems — ▪ 2009 Introduction Smartphone: The New Computer.       The market for the smartphone in reality a handheld computer for Web browsing, e mail, music, and video that was integrated with a cellular telephone continued to grow in 2008. According to… …

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  • 7SpinRite — Infobox Software name = SpinRite caption = SpinRite 6.0 developer = Gibson Research Corporation released = June 7, 2004 frequently updated = yes programming language = Assembly language operating system = language = genre = Hard Disk Recovery… …

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  • 8printing — /prin ting/, n. 1. the art, process, or business of producing books, newspapers, etc., by impression from movable types, plates, etc. 2. the act of a person or thing that prints. 3. words, symbols, etc., in printed form. 4. printed material. 5.… …

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  • 9Video camera tube — In older video cameras, before the mid to late 1980s, a video camera tube or pickup tube was used instead of a charge coupled device (CCD) for converting an optical image into an electrical signal. Several types were in use from the 1930s to the… …

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  • 10optics — /op tiks/, n. (used with a sing. v.) the branch of physical science that deals with the properties and phenomena of both visible and invisible light and with vision. [1605 15; < ML optica < Gk optiká, n. use of neut. pl. of OPTIKÓS; see OPTIC,&#8230; …

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