slow-acting lens

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• slow — slowly, adv. slowness, n. /sloh/, adj., slower, slowest, adv., slower, slowest, v. adj. 1. moving or proceeding with little or less than usual speed or velocity: a slow train. 2. characterized by lack of speed: a slow pace. 3. taking or requiring …   Universalium

• slow — [[t]sloʊ[/t]] adj. and adv. slow•er, slow•est, v. 1) moving or proceeding with little or less than usual speed: a slow train[/ex] 2) characterized by lack of speed: a slow pace[/ex] 3) taking or requiring a comparatively long time 4) gradual:… …   From formal English to slang

• slow — adj., adv., & v. adj. 1 a taking a relatively long time to do a thing or cover a distance (also foll. by of: slow of speech). b not quick; acting or moving or done without speed. 2 gradual; obtained over a length of time (slow growth). 3 not… …   Useful english dictionary

• Zoom lens — Nikkor 28 200 mm zoom lens, extended to 200 mm at left and collapsed to 28 mm focal length at right A zoom lens is a mechanical assembly of lens elements for which the focal length (and thus angle of view) can be varied, as opposed to a fixed… …   Wikipedia

• motion picture — motion picture, adj. 1. a sequence of consecutive pictures of objects photographed in motion by a specially designed camera (motion picture camera) and thrown on a screen by a projector (motion picture projector) in such rapid succession as to… …   Universalium

• performing arts — arts or skills that require public performance, as acting, singing, or dancing. [1945 50] * * * ▪ 2009 Introduction Music Classical.       The last vestiges of the Cold War seemed to thaw for a moment on Feb. 26, 2008, when the unfamiliar strains …   Universalium

• Business and Industry Review — ▪ 1999 Introduction Overview        Annual Average Rates of Growth of Manufacturing Output, 1980 97, Table Pattern of Output, 1994 97, Table Index Numbers of Production, Employment, and Productivity in Manufacturing Industries, Table (For Annual… …   Universalium

• eye disease — Introduction  any of the diseases or disorders that affect the human eye (eye, human).       This article briefly describes the more common diseases of the eye and its associated structures, the methods used in examination and diagnosis, and the… …   Universalium

• photography, technology of — Introduction       equipment, techniques, and processes used in the production of photographs.  The most widely used photographic process is the black and white negative–positive system (Figure 1 >). In the camera the lens projects an image of… …   Universalium

• Cinematography — Cinematographic redirects here. For the 2007 rock album, see Cinematographic (album). Cinematography (from Greek: kinema κίνημα movement and graphein γράφειν to record ) is the making of lighting and camera choices when recording photographic… …   Wikipedia

• motion picture, history of the — Introduction       history of the medium from the 19th century to the present. Early years, 1830–1910 Origins       The illusion of motion pictures is based on the optical phenomena known as persistence of vision and the phi phenomenon. The first …   Universalium