Abstract
Photography has of late years been assuming an important role in medicine. There are four main types applicable to the anterior structures of the eye: (1) single black and white pictures, (2) stereoscopic black and white photographs, (3) motion pictures and (4) color photography. It is my desire to show the ease with which any one with only an elementary knowledge of photography may obtain excellent stereoscopic pictures in black and white. The first stereoscopic photographs were black and white, taken with an ordinary camera, with great discomfort to the patient on account of the length of time and the bright light used for the focusing, and the taking of the picture. One picture was taken, then the camera was moved 6 cm. around the arc of a circle and a second picture taken. These two pictures, when viewed through a stereoscopic viewing apparatus, gave the
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