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Aug. 19, 1839: Photography Goes Open Source

Aug 22, 2010, 23:04 (0 Talkback[s])
(Other stories by Randy Alfred)

"1839: With a French pension in hand, Louis Daguerre reveals the secrets of making daguerreotypes to a waiting world. The pioneering photographic process is an instant hit.

"Using chemical reactions to make images with light was not quite new. Doing it fast was. Inventor Joseph Nicéphore Niepce created a rough image using silver salts and a camera obscura, or "dark box," in 1816. The image faded away quickly.

"Another decade of work led to the first permanent photographic image, when Niepce fixed a shot of his courtyard onto a pewter plate. The exposure took eight hours in bright sunlight. Niepce continued researching in hopes of making the process faster and more practical."

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