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Photograph

arts Maturity 7-9 Next article →

{

"text": "A photograph is an image created by light falling on a photosensitive surface. This surface is usually photographic film or an electronic image sensor. The practice of creating these images is called photography. Most modern cameras use a lens to focus visible wavelengths of light. This process creates a reproduction of what the human eye perceives.

Icelandic Landscape near Neskaupstaður July 2014
Icelandic Landscape near Neskaupstaður July 2014

The term itself has a deep meaning. Sir John Herschel coined the word in 1839. It combines the Greek words phos, meaning light, and graphê, meaning drawing or writing. Therefore, a photograph is literally a drawing with light.\n\nNon-digital photography relies on a specific two-step chemical process. First, light-sensitive film captures a negative image. In this negative, all colors and light levels are inverted. To create a standard positive image, the negative is transferred onto photographic paper. This step is often called printing.

View from the Window at Le Gras, Joseph Nicéphore Niépce, uncompressed UMN source
View from the Window at Le Gras, Joseph Nicéphore Niépce, uncompressed UMN source
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🖼️ Images & Media (6)
File:Picture of Polaroid image.jpg
Picture of Polaroid image.jpg
File:Icelandic Landscape near Neskaupstaður July 2014.JPG
Icelandic Landscape near Neskaupstaður...
File:View_from_the_Window_at_Le_Gras_colorized_2020_new.png
View_from_the_Window_at_Le_Gras_colorized_...
File:View from the Window at Le Gras, Joseph Nicéphore Niépce, uncompressed UMN source.png
View from the Window at Le Gras, Joseph...
File:Kauppatori Kolera-altaan luona - G30718 - hkm.HKMS000005-km0000phjs.jpg
Kauppatori Kolera-altaan luona - G30718 -...
File:A Stream of Stars over Paranal.jpg
A Stream of Stars over Paranal.jpg
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