INI100H1 Chapter Notes -Stroboscope, Optical Phenomena, Praxinoscope
12 Feb 2013
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By the end of the century, three developments had combined to create the motion picture : phenomenon of persistence of vision / the invention of still photography / and increasing public interest in mechanized entertainments. Our unconsciousness of blinking, optical phenomenon called persistence of vision. The stroboscopic succession of frames produces the appearance of movement. Succession of frames produces the appearance of movement (sound spped and silent speed) 1825 john ayrton paris" thaumatrope (spinning coin principle: stroboscopic toys. Projecting phenakisticope baron franze von uchatius (1853) By the end of 19th c, hundreds of variations on the devices abounded. Primarily in france, england, germany, and us. Each claim to have invented the motion picture. The validity of each claim is contingent on whether one defines the motion picture as invented when it was conceived/patented/photographed/projected. But these stroboscopic loops could not record the natural world. The principle of photography camera obscura by da.
