perforated film

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• Film perforations — Film perforations, also known as perfs, are the holes placed in the film stock during manufacturing and used for transporting (via sprockets and claws) and steadying (via pin registration) the film. Films may have different types of perforations… …   Wikipedia

• film — filmlike, adj. /film/, n. 1. a thin layer or coating: a film of grease on a plate. 2. a thin sheet of any material: a film of ice. 3. a thin skin or membrane. 4. a delicate web of filaments or fine threads. 5. a thin haze, blur, or mist. 6.… …   Universalium

• Perforated sheets — The method of perforated sheets was a cryptologic technique used by the Polish Cipher Bureau before World War II, and during the war by British cryptologists at Bletchley Park, to decrypt messages enciphered on German Enigma machines. The… …   Wikipedia

• Film 135 — Format 35 mm Description d’un film 35 mm ; « côté projecteur » suppose un projecteur à chargement à droite (en regardant la salle), ce qui est le cas général Le format 35 mm est un standard de pellicule photographique d… …   Wikipédia en Français

• Film splicer — A film splicer (also called a film joiner, usually in Europe) is a device which can be used to physically join together lengths of photographic film. It is mostly used in motion pictures. The units are made in various types depending on the usage …   Wikipedia

• 35 mm film — is the basic film gauge most commonly used for both still photography and motion pictures, and remains relatively unchanged since its introduction in 1892 by William Dickson and Thomas Edison, using film stock supplied by George Eastman. The… …   Wikipedia

• 1888 in film — TOC Events* Roundhay Garden Scene by Louis Aimé Augustin Le Prince is credited as the first film. * Traffic Crossing Leeds Bridge , also by Le Prince, is filmed on paper filmstrips. * Thomas Edison meets with Eadweard Muybridge who proposes a… …   Wikipedia

• 135 film — The term 135 (ISO 1007) was introduced by Kodak in 1934 [cite web |url=http://members.aol.com/Chuck02178/film.htm |title=The History of Kodak Roll Films |accessdate=2007 11 10] as a designation for cartridge film 35 mm wide, specifically for… …   Wikipedia

• Medium format (film) — This article is about medium sized film formats. For formats of a different medium, see format (disambiguation). A size comparison of medium format film (left) and 35 mm film. Medium format film lacks the sprocket holes of 35 mm film. Medium… …   Wikipedia

• History of film — This article is about the history of cinema. For other uses, see History of photography. Years in film 1870s 1880s 1890s …   Wikipedia

• Sheet film — is large format and medium format photographic film supplied on individual sheets of acetate or polyester film base rather than rolls. Sheet film was initially supplied as an alternative to glass plates. The most popular size measures 4×5 inches; …   Wikipedia