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  2. Zapruder film - Wikipedia

    en.wikipedia.org/wiki/Zapruder_film

    Frame 150 from the Zapruder film. Kennedy's limousine has just turned onto Elm Street, moments before the first shot. The Zapruder film is a silent 8mm color motion picture sequence shot by Abraham Zapruder with a Bell & Howell home-movie camera, as United States President John F. Kennedy's motorcade passed through Dealey Plaza in Dallas, Texas, on November 22, 1963.

  3. Philips DP70 - Wikipedia

    en.wikipedia.org/wiki/Philips_DP70

    Unlike other projectors of its hi-power kind, the DP70 did not offer forced-air cooling of the film itself, which is known to be a key feature to prevent overheating of the film and the major nitrate-fire prevention measure. A water cooled pre-shield just assists in keeping the gate and metal parts cold, not the film. [10]

  4. Abraham Zapruder - Wikipedia

    en.wikipedia.org/wiki/Abraham_Zapruder

    Zapruder's movie camera was an 8 mm Bell & Howell Zoomatic Director Series Model 414 PD—top-of-the-line when it was purchased in 1962. [citation needed] Zapruder had planned to film the motorcade from his office window but opted for a better spot in Dealey Plaza where the motorcade would be passing. [16]

  5. Linda Willis - Wikipedia

    en.wikipedia.org/wiki/Linda_Willis

    Linda Kay Willis (born July 20, 1949) was a close witness during the assassination of United States President John F. Kennedy.. When the assassination started, she was located to the left of President Kennedy's presidential limousine on the south side of Elm Street, directly in front of the Texas School Book Depository.

  6. Movie projector - Wikipedia

    en.wikipedia.org/wiki/Movie_projector

    35 mm movie projector in operation Bill Hammack explains how a film projector works. A movie projector (or film projector) is an opto-mechanical device for displaying motion picture film by projecting it onto a screen. Most of the optical and mechanical elements, except for the illumination and sound devices, are present in movie cameras.

  7. Xenon arc lamp - Wikipedia

    en.wikipedia.org/wiki/Xenon_arc_lamp

    15 kW xenon short-arc lamp used in IMAX projectors High-speed, slow-motion video of a xenon flashtube recorded at a speed of 44,025 frames per second.. A xenon arc lamp is a highly specialized type of gas discharge lamp, an electric light that produces light by passing electricity through ionized xenon gas at high pressure.

  8. Overhead projector - Wikipedia

    en.wikipedia.org/wiki/Overhead_projector

    An overhead projector works on the same principle as a slide projector, in which a focusing lens projects light from an illuminated slide onto a projection screen where a real image is formed. However some differences are necessitated by the much larger size of the transparencies used (generally the size of a printed page), and the requirement ...

  9. Bell & Howell - Wikipedia

    en.wikipedia.org/wiki/Bell_&_Howell

    The Kinodrome 35-mm projector mechanism, introduced in 1907, steadied projected images and reduced the flicker that can occur during motion-picture projection. [4] The 35-mm perforator, introduced in 1910, set the standard throughout the industry as to the expected distance and width of the sprocket holes running on each side of the 35-mm film ...

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