salmanmursed55 salmanmursed55

12-03-2021
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Paper film was too flimsy so they invented this to use in their cameras.

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mikebrown71 mikebrown71

12-03-2021

The first "cameras" were used not to create images but to study optics. ... He invented the camera obscura, the precursor to the pinhole camera, to demonstrate how light can be used to project an image onto a flat surface.

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