list the uses of pin hole camera

the uses of the pinhole camera are as follows - 
A pinhole camera is a simple camera without a lens but with a tiny aperture, a pinhole – effectively a light-proof box with a small hole in one side. Light from a scene passes through the aperture and projects an inverted image on the opposite side of the box, which is known as the camera obscura effect.

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nothing but easy logic
 
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