transparent glass through dell Holmes. Red (1) In first lens Is exposed followed by Blue (2) second lens which the light rays had to pass before or after reach- With this apparatus, moreover, a continuous picture ing the color filter, depending on whether the color is obtained, which is not the… … Fig. 2.—Face of the machine, showing twin Fig. 1.—The face of the camera with lenses Fig. 3.—Interior of one side of the lenses for securing stereoscopic effects. removed. camera. The handle at the left drives the photographing The shutter exposes one lens while the other Is closed to bring Showing…
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