correct light exposure

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• Light meter — A light meter is a device used to measure the amount of light. In photography, a light meter is often used to determine the proper exposure for a photograph. Typically a light meter will include a computer, either digital or analogue, which… …   Wikipedia

• exposure meter — Photog. an instrument for measuring the intensity of light in a certain place or upon a certain object, having an adjustable scale for determining the optimum relations of shutter speeds and stops at each intensity. Also called light meter. [1890 …   Universalium

• Exposure value — In photography, exposure value (EV) denotes all combinations of camera shutter speed and relative aperture that give the same exposure. The concept was developed in Germany in the 1950s (Ray 2000),in an attempt to simplify choosing among… …   Wikipedia

• light — 1. n., v., & adj. n. 1 the natural agent (electromagnetic radiation of wavelength between about 390 and 740 mm) that stimulates sight and makes things visible. 2 the medium or condition of the space in which this is present. 3 an appearance of… …   Useful english dictionary

• Light — 1. n., v., & adj. n. 1 the natural agent (electromagnetic radiation of wavelength between about 390 and 740 mm) that stimulates sight and makes things visible. 2 the medium or condition of the space in which this is present. 3 an appearance of… …   Useful english dictionary

• exposure index — noun : a number that is assigned to a photographic film or plate for use with an exposure meter to aid a photographer in obtaining the correct camera exposure * * * Photog. a figure indicating the proper exposure for a film of a certain speed in… …   Useful english dictionary

• exposure meter — n. Photog. an instrument that measures the intensity of light striking, or reflecting from, the subject, used to find the correct exposure settings; light meter …   English World dictionary

• Exposure (photography) — Underexposure redirects here. For the 2005 film by Oday Rasheed, see Underexposure (2005 film). A long exposure showing stars rotating around the southern and northern celestial poles. Credit: European Southern Observatory …   Wikipedia

• Light — For other uses, see Light (disambiguation). Visible light redirects here. For other uses, see Visible light (disambiguation) …   Wikipedia

• Light-harvesting complex — A light harvesting complex is one or more polypeptide chains containing photosynthetic pigments, which surrounds a photosynthetic reaction centre and focuses energy, attained from photons absorbed by the pigment, inward toward the reaction centre …   Wikipedia

• exposure — n. (foll. by to) 1 the act or condition of exposing or being exposed (to air, cold, danger, etc.). 2 the condition of being exposed to the elements, esp. in severe conditions (died from exposure). 3 the revelation of an identity or fact, esp.… …   Useful english dictionary