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Art, science and practice of developing resilient images by recording light or other electromagnetic radiation PhotographyLens and mounting of a large-format cameraOther namesScience or art of developing resilient imagesTypesRecording light or other electromagnetic radiationInventorThomas Wedgwood (1800 )RelatedStereoscopic, Full-spectrum, Light field, Electrophotography, Photograms, Scanner Photography is the art, application and practice of producing durable images by taping light or other electro-magnetic radiation, either electronically by means of an image sensing unit, or chemically by methods of a light-sensitive material such as photographic movie.

Generally, a lens is used to focus the light showed or released from objects into a real image on the light-sensitive surface area inside a camera during a timed direct exposure. With an electronic image sensing unit, this produces an electrical charge at each pixel, which is electronically processed and stored in a digital image file for subsequent screen or processing.

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A negative image on film is typically utilized to photographically produce a positive image on a paper base, called a print, either by using an enlarger or by contact printing. The word “photography” was produced from the Greek roots (phtos), genitive of (phs), “light” and (chart) “representation by methods of lines” or “drawing”, together suggesting “drawing with light”. Hercules Florence, a French painter and developer living in Campinas, Brazil, utilized the French type of the word, photographie, in private notes which a Brazilian historian believes were composed in 1834. This claim is extensively reported but is not yet mainly acknowledged globally. The first usage of the word by the Franco-Brazilian inventor ended up being widely known after the research study of Boris Kossoy in 1980.

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The short article is the earliest recognized occurrence of the word in public print. It was signed “J.M.”, believed to have actually been Berlin astronomer Johann von Maedler. The astronomer Sir John Herschel is likewise credited with coining the word, independent of Talbot, in 1839. The developers Nicphore Nipce, Henry Fox Talbot and Louis Daguerre seem not to have understood or utilized the word “photography”, but referred to their processes as “Heliography” (Nipce), “Photogenic Illustration”/” Talbotype”/” Calotype” (Talbot) and “Daguerreotype” (Daguerre).


The discovery of the cam obscura (” dark chamber” in Latin) that provides an image of a scene goes back to ancient China. Greek mathematicians Aristotle and Euclid independently explained a video camera obscura in the 5th and 4th centuries BCE. In the sixth century CE, Byzantine mathematician Anthemius of Tralles utilized a kind of cam obscura in his experiments.

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The innovation of the cam has actually been traced back to the work of Ibn al-Haytham. While the results of a single light passing through a pinhole had been described previously, Ibn al-Haytham offered the very first correct analysis of the video camera obscura, including the very first geometrical and quantitative descriptions of the phenomenon, and was the first to use a screen in a dark space so that an image from one side of a hole in the surface area might be predicted onto a screen on the other side.

Leonardo da Vinci discusses natural cam obscura that are formed by dark caves on the edge of a sunlit valley. A hole in the cave wall will serve as a pinhole electronic camera and task a laterally reversed, upside down image on a paper. Renaissance painters utilized the camera obscura which, in fact, provides the optical making in color that controls Western Art.