Word: perkin
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Dates: during 1950-1959
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...tourist who wants to see all the sights turns his head continually from side to side. So does a new, monstrous aerial camera shown last week by Perkin-Elmer Corp. of Norwalk, Conn. By twisting its optical neck as it hangs in its airplane mount, it will be capable of taking a detailed picture of the whole state of Pennsylvania in one day of sightseeing...
Since the image formed by the lens is a, moving one, the film must move in stept with it. In the Perkin-Elmer camera, the film is 18 inches wide and is carried in reels weighing 400 Ibs. Every time the prism makes its sweep, about ten feet of film race past the slit where the image forms. A complicated mechanism makes the film move slightly slantwise during part of its rush. This is designed to compensate for the forward motion of the airplane and keep the image from "drifting" on the film...
Observatory Director Harlow Shapley last week took formal possession of the new telescope from Charles W. Elmer, co founder of the Perkin-Elmer Corporation which built the instrument...