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  Johann Heinrich Schulze discovered that silver nitrate darkened when it is exposed to light
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  Joseph Niepce takes the first photpraph using camera obscura-The image required eight hours of light exposure and light faded
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  Louis Daguerre takes the first Daguerreotype photograph. The first image was fixed, did not fade, and needed under thirty minutes of light exposure
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  First American Patent issued in photography to Alexander Wolocott for his camera.
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  William Henry Tablot patents the calotype process, which is the first negative-positive process making possible the first multiple copies
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  Frederick Scott Archer invented the Collodion process - images required only two or three seconds of light exposure.
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  Panoramic camera patented - the Sutton.
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  First mass-marketed camera-The Brownie
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  GE invests the modern flast bulb
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  Mass production of the Modern SLR cameras by Nikon and Cannon
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  Polariod invents instant color film
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  Konica invents the first point-and-shoot camera