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Roll Film

 
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Rollfilm or roll film is any type of spool-wound photographic film
Photographic film

Photographic film is a sheet of plastic coated with an emulsion containing light-sensitive silver halide salts with variable crystal sizes that determine the sensitivity, contrast and of the film....
 protected from white light
White Light

White Light may refer to:*White Light/White Heat , The Velvet Underground's second album.*White Light , a 1971 album*White Light a 1980 novel by Rudy Rucker...
 exposure by a paper backing, as opposed to film which is protected from exposure and wound forward in a cartridge. Confusingly, roll film was originally often referred to as "cartridge" film because of its resemblance to a shotgun
Shotgun

A shotgun is a firearm that is usually designed to be fired from the shoulder, which uses the energy of a fixed shell to fire a number of small spherical pellets called lead shot, or a solid projectile called a shotgun slug....
 cartridge.






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120 Film
Rollfilm or roll film is any type of spool-wound photographic film
Photographic film

Photographic film is a sheet of plastic coated with an emulsion containing light-sensitive silver halide salts with variable crystal sizes that determine the sensitivity, contrast and of the film....
 protected from white light
White Light

White Light may refer to:*White Light/White Heat , The Velvet Underground's second album.*White Light , a 1971 album*White Light a 1980 novel by Rudy Rucker...
 exposure by a paper backing, as opposed to film which is protected from exposure and wound forward in a cartridge. Confusingly, roll film was originally often referred to as "cartridge" film because of its resemblance to a shotgun
Shotgun

A shotgun is a firearm that is usually designed to be fired from the shoulder, which uses the energy of a fixed shell to fire a number of small spherical pellets called lead shot, or a solid projectile called a shotgun slug....
 cartridge. The opaque backing paper allows roll film to be loaded in daylight. It is typically printed with frame number markings which can be viewed through a small red window at the rear of the camera. A spool of roll film is usually loaded on one side of the camera and pulled across to an identical take up spool on the other side of the shutter
Shutter (photography)

In photography, a shutter is a device that allows light to pass for a determined period of time, for the purpose of exposing photographic film or a light-sensitive electronic sensor to light to capture a permanent image of a scene....
 as exposures are made. When the roll is fully exposed, the take up spool is removed for processing and the empty spool on which the film was originally wound is moved to the other side, becoming the take up spool for the next roll of film.

Rollfilm was invented by George Eastman
George Eastman

George Eastman founded the Eastman Kodak Company and invented roll film, helping to bring photography to the mainstream. Roll film was also the basis for the invention of the film stock in 1888 by world's first filmmaker, Louis Le Prince, and a decade later by his followers L?on Bouly, Thomas Edison, the Lumi?re Brothers and Georges M?li?s....
 and first used in his Kodak box camera of 1888. Roll film remained the format of choice for inexpensive snapshot
Snapshot (photography)

A snapshot is popularly defined as a photography that is "shot" spontaneously and quickly, most often without artistic or journalistic intent....
 cameras through the end of the 1950s, the most common sizes being 127
127 film

127 is a film format for still photography. The image format is usually a square 4?4 cm, but rectangular 4?3 cm and 4?6 cm are also standard. Oddly, C....
 and 828
828 film

828 is a film format for still photography. Kodak introduced it in 1935, only a year after 135 film. 828 film was introduced with the Kodak Bantam, a consumer-level camera....
 for small format cameras and 120
120 film

120 is a film format for still photography introduced by Kodak for their Brownie No. 2 in 1901. It was originally intended for amateur photography but was later superseded in this role by 135 film....
 and 116 for medium format cameras. The use of roll film in snapshot cameras was largely superseded by 135
135 film

The term 135 was introduced by Kodak in 1934 as a designation for Film cartridge film 35 mm wide, specifically for still photography. It quickly grew in popularity, surpassing 120 film by the late 1960s to become the most popular photographic film format....
 and 126
126 film

126 is the number given to a cartridge-based film format used in still photography. It was introduced by Kodak in 1963, and is associated mainly with low-end point-and-shoot cameras, particularly Kodak's own Instamatic series of cameras....
 cartridges, but 120 and 220 film is still commonly used in medium format cameras.