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topic: photo on pennny saver usa
description for photo on pennny saver usa
A photograph (often shortened to photo) is an image created by light falling on a light-sensitive surface, usually photographic film or an electronic imager such as a CCD or a CMOS chip. Most photographs are created using a camera, which uses a lens to focus the scene's visible wavelengths of light into a reproduction of what the human eye would see. The process and practice of creating photographs is called photography. The word "photograph" was coined in 1839 by Sir John Herschel and is based on the Greek ''φώς'' (''phos''), "light" + ''γραφίς'' (''graphis''), "stylus", "paintbrush" or ''γραφή'' (''graphê''), "representation by means of lines" or "drawing", together meaning "drawing with light". The first permanent photograph was made in 1825 by a French inventor, Joseph Nicéphore Niépce, building on a discovery by Johann Heinrich Schultz (1724): that a silver and chalk mixture darkens under exposure to light. Niépce and Louis Daguerre refined this process. Daguerre discovered that exposin
definition for photo on pennny saver usa
a picture of a person or scene in the form of a print or transparent slide; recorded by a camera on light-sensitive material
