Photography in the past was very different than what it is today. The first type of camera invented was the pinhole camera. A pinhole camera is a simple camera without a lens and with a single small aperture effectively a light-proof box with a small hole in one side. Light from a scene passes through this single point and projects an inverted image on the opposite side of the box. As far back as the 4th century BC, Greeks wrote on naturally occurring rudimentary pinhole cameras. For example, light may travel through the slits of wicker baskets or the crossing of tree leaves
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