The invention of the camera obscura

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The camera obscura is a primitive camera in which the real image of an object can be observed or traced on the wall of the enclosure opposite the aperture, rather than being recorded photographically[1].


The Chinese philosopher Mozi (circa 470 BCE – circa 391 BCE) invented[2] the camera obscura in the 5th century BCE while studying optics. Here is a diagram of a typical camera obscura:

Here is a photograph[3] of an image created by a camera obscura: