History Of Photography

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put over the tope of a box containing a few participles of iodine. The fumes from the iodine reacted with the silver on the plate to form silver iodine, a light-sensitive chemical. The plate was exposed in a camera for about twenty minutes. Then the plate was put over mercury and heated to 167 F. an image slowly appeared as a whitish amalgen formed on the surface of the plate in proportion to the amount of light it was exposed to. Those who saw the process for the first time thought it to be magic.An English scientist and scholar, William Henry
Fox Talbot, invented the Collotype. The process was similar to Daguerre�s and in 1840 Talbot improved it. Instead of leaving the paper in the camera until it darkened, he brought out the
latent image by development. This reduced exposer time to a matter of seconds compared to minutes. He named this new process talbotype (Newhall 173401737).In 1888 the first automatic camera was introduced to the public. It was produced by Kodak. ...

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unmanipulated use of the medium. It concentrates on letting the subject speak for its own terms. The emphasis is on those methods
and techniques are add of sense of reality and implication, the literal truth of the image(Practical Photograph 1346).During the first decades of the twentieth century, Stieglitz reversed
his position and claimed an expressive role of straightforward photography. At the same time the French photographer, Eugene Atget, acquired a similar point of view. His point of view was
the same as Stieglitz but was from an opposite direction. It represented that a picture was not identical to the subject but a way to look at the subject, an interpretation (Groiler ...

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