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  the oldest serviving of the permanent camera, created in 1826 or 1827
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  The Daguerreotype camera was the first camera publicly photographic process. For 20 years it was the most commonly used camera.
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  the Calotype camera uses a process with paper coated in silver idoide.
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  With daylight and a fast plate or film, a small camera could be hand-held while taking the picture.
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  Both used in World War 2. Generally regarded as the first Japanises system camera.
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  late 1980s, the technology required to produce truly commercial digital cameras existed