Tissandier, Gaston, 1843-1899, Frith, Henry, 1840-, Harry Houdini Collection (Library of Congress) DLC · London, New York [etc.] Ward, Lock & Co · leaf 457
umber thatmay be produced by means of mirrors. The dividedtelescope is an example. The apparatus, raised on a firmstand, allows of one apparently seeing an object througha stone or other opaque object, as shown in the cut above. lOO OPTICAL ILLUSIONS. The illustration shows the arrangement of the… … Cylindrical Mirror and Anamorphosis. Convex or concave mirrors distort images in a singularmanner, and produce very interesting effects. Anamorphosesconstitute particular objects belonging specially to the classof experiments relating to cylindrical mirrors. They areimages made according to…
Scientific recreations
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