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Classic Camera Type: The Photo-Jumelle was so popular that it was wide imitated, and became a classic Camera type. The earner were fitted with lenses of krger aperture than Carpe tier's modest //ll doublet. They were reduced in si and made collapsible, so that the Block-Notes came made by the French Camera manufacturer L. Gaumont Cie. measured only !V4x2V3x3V^ inches when folde yet accepted 4.5 x 6 cm glass plates.
Containing the New Optical Laws of the Camera Obscura or Daguerreotype, demonstrated that converging perpendiculars of the Camera image were indeed mathematically correct and concluded: "Art has always represented objects geometrically, or as they cannot be seen in the perpendicular and visually, or as they can be seen in the horizontal direction."3 But his findings were ignored. Indeed, amateurs were warned in manuals and instruction books never to tip the camera. Many hand cameras were even equipped with levels to assure the viewer that he was holding the Camera horizontally.
The Ermanox Camera was soon replaced by the mo Flexible 35mm film camera, which had the advantage th it was smaller and enabled the photographer to tal thirty-six negatives in rapid succession on a single loai ing of inexpensive standard motion-picture film. Ti first Camera of this type to become popular with amateu and professionals alike was the Leica, designed just b fore World War I by Oskar Barnack, a mechanic in tl experimental workshop of the optical firm of E. |
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