Photography is the process, activity and art of creating pictures or movies from the inclusion of a radiation sensitive medium such as photographic film or electronic sensor. Patterns of light emitted or reflected from objects turn hazardous chemical or electronic sensor during a time exposure, usually through a photographic lens in a device like a camera that stores the information received known chemically or electronically. Photography has many uses for business, science, art and pleasure.

Lens and mounting a large-format camera.
A historic camera: the Contax S of 1949 - the first pentaprism SLR.
Nikon F of 1959 - the first system of 35mm film camera.
Late Production Camera Minox B with a style that later, "honeycomb" Photocell

The word "photography" was coined in 1839 by Sir John Herschel and is on the Greek "light" and "representation by means of lines" or "drawing", ie all the "drawing with light". Traditionally, the product of photography as negatives and photographs, which was often shortened to photo.