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2015-10-02T13:00:29+05:30
On the principle of formation of image inverted and falls through small hole
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2015-10-03T13:55:07+05:30
When the shutter is opened, light shines through to imprint an image on photographic paper or film placed at the back of the camera. Pinhole cameras rely on the fact that light travels in straight lines – a principle called the rectilinear theory of light.
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