Perforations

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• perforations — per·fo·ra·tion || pÉœrfÉ™ reɪʃn / pɜː n. puncturing, making holes …   English contemporary dictionary

• 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

• Taphonomie — Perforations d éponges et tubes encroutés de vers serpulidae sur une coquille moderne de Mercenaria de Caroline du Nord. La taphonomie (du grec τάφος taphos, « enfouissement », et νόμος nomos, « loi ») est la discipline de la… …   Wikipédia en Français

• 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

• Perforation — Schéma d un film 35 mm sur une image. On distingue les deux rangées de perforations aux extrémités de la pellicule. Au cinéma, les perforations désignent les trous sur le bord de la pellicule permettant l entraînement de celle ci lors de la… …   Wikipédia en Français

• printing — /prin ting/, n. 1. the art, process, or business of producing books, newspapers, etc., by impression from movable types, plates, etc. 2. the act of a person or thing that prints. 3. words, symbols, etc., in printed form. 4. printed material. 5.… …   Universalium

• Perforation — For perforations in an oil well, see Perforation (oil well). For perforation in medicine and surgery, see Organ perforation. A perforation is a small hole in a thin material or web. There is usually more than one perforation in an organized… …   Wikipedia

• Format 35 mm — Film 35 mm au format académique ; « côté projecteur » suppose un projecteur à chargement à droite (en regardant la salle), ce qui est le cas général …   Wikipédia en Français

• Film stock — This focuses on motion picture film. For still photography film, see photographic film. A film strip Film stock is photographic film on which filmmaking of motion pictures are shot and reproduced. The equivalent in television production is video… …   Wikipedia

• Philatelic fakes and forgeries — Brighton forgeries of the stamps of Jammu and Kashmir produced by Harold Treherne. In general, philatelic fakes and forgeries refers to labels that look like postage stamps but are not. Most have been produced to deceive or defraud. Learning to… …   Wikipedia