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1 optical screen
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screen — I. noun Etymology: Middle English screne, from Anglo French escren, from Middle Dutch scherm; akin to Old High German skirm shield; probably akin to Sanskrit carman skin, kṛnāti he injures more at shear Date: 14th century 1. a protective or… … New Collegiate Dictionary
Screen scraping — is a technique in which a computer program extracts data from the display output of another program. The program doing the scraping is called a screen scraper. The key element that distinguishes screen scraping from regular parsing is that the… … Wikipedia
Screen International — editor Mike Goodridge Categories Trade journal Frequency Weekly Circulation 7,352 (as of 30 June 2007) Company EMAP … Wikipedia
Optical feedback — Example 1. Optical feedback Example 2. Screenshots of optical feedback Optical feedback is the … Wikipedia
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Optical microscope — Microscope Uses Small sample observation Notable experiments Discovery of cells Inventor Hans Lippershey Zacharias Jans … Wikipedia
optical ceramics — Introduction advanced industrial materials developed for use in optical applications. Optical materials derive their utility from their response to infrared, optical, and ultraviolet light. The most obvious optical materials are… … Universalium
Optical theorem — In physics, the optical theorem is a general law of wave scattering theory, which relates the forward scattering amplitude to the total cross section of the scatterer. It is usually written in the form where f(0) is the scattering amplitude with… … Wikipedia
Optical fiber — A bundle of optical fibers A TOSLINK fiber optic audio c … Wikipedia
screen — /skrin / (say skreen) noun 1. a covered frame or the like, movable or fixed, serving as a shelter, partition, etc.: a firescreen. 2. an ornamental partition of wood, stone, etc., as in a church. 3. something affording a surface for displaying… …
Screen-door effect — The screen door effect or fixed pattern noise (FPN) is a visual artifact of the projection technology used in digital projectors, where the fine lines separating the projector s pixels become visible in the projected image. This results in an… … Wikipedia