The stereoscope and stereoscopic photography (1890)
Drouin, F. (Felix) · Bradford ; London : Percy Lund, The Country Press · leaf 84
AND STEREOSCOPIC PHOTOGRAPHY. 77 a sheet of paper in which two holes, 5 millimetresin diameter, are pierced at about the same distanceas that of the eyes. Hold the sheet in one hand,and the picture in the other ; by degrees place theeyes to the sheet of paper, without ceasing to lookthrough the… … Fig. 58. to merge into one, and the picture in relief willthen appear between the two flat pictures. Frick constructed for the same purpose thelittle instrument shown in Fig. 58. The prints areplaced on G and D. The partition A B separatesthe two pictures, and prevents the sight of the flat 78 THE…
Stereoscope · Photography, Stereoscopic
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