The roll film was invented by Eastman Kodak, and was the prime factor in making photography available for the common man. Jump to: navigation, search Eastman Kodak Company NYSE: EK is a large multinational public company producing photographic materials and equipment. ... Jump to: navigation, search Lens and mounting of a large format camera Photography is the process of making pictures by means of the action of light. ...
In producing roll film, photographic film is rolled onto a single wood, metal or plasticbobbin with a protective outer backing paper. poop See also: film format Undeveloped Arista black and white film, ISO 125. ... Jump to: navigation, search Hot metal work from a blacksmith In chemistry, a metal (Greek: Metallon) is an element that readily forms ions (cations) and has metallic bonds, and metals are sometimes described as a lattice of positive ions (cations) in a cloud of electrons. ... Jump to: navigation, search Plastic is a term that covers a range of synthetic or semisynthetic polymerization products. ... A bobbin is a spindle or cylinder, with or without flanges, on which wire, yarn, thread or film is wound. ... Movie film formats Amateur formats: 8 mm Single-8 Super 8 mm Polavision 9,5 mm film 17. ...
It was later superceeded in this role by 135 film, and became a format for professional use.
This results in a longer film on the same spool, but as a result, there are no printed frame numbers, and moreover, it cannot be used in unmodified old cameras that have the red window as frame indicator.
Also, since the film alone is thinner than a film with a backing paper, depending on camera type a special pressure plate may be required to achieve optimal focus.
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