Three-Dimensional Photography - Principles of Stereoscopy

STEREOSCOPIC CAMERAS 27 at this writing, it is not difficult to make one, and it is to be hoped that some manufacturer will, in ...

CHAPTER 3 THE STEREOSCOPE OST STEREOGRAMS MUST BE VIEWED with some device which M causes the two eyes to see their respective im ...

THE STEREOSCOPE 29 of a cardboard disc and viewed in succession by moving a lever in the device, Despite the absence of adjustme ...

10 THREE-DIMENSIONAL PHOTOGRAPHY The images are viewed through black channels or tunnels, another instance of the most desirable ...

THE STEREOSCOPE 31 tice, the U. S. distributors for the Verascope have introduced a normal, non-transposing viewer. Like the two ...

32 THREE-DIMENSIONAL PHOTOGRAPHY obtained with the self-illuminated viewer adapted for house cur- rent illumination. Conversion ...

THE STEREOSCOPE 33 side of the box. This permits the lenses to be focused for any individual vision. Variable Separation.-The ge ...

34 THREE-DIMENSIONAL PHOTOGRAPHY camera lenses be of substantially the same focal length, and used at the same separation, It is ...

THE STEREOSCOPE 35 sion. Usually this viewer has an auxiliary table stand, although it may be held freehand. It is intermediate ...

36 THREE-DIMENSIONAL PHOTOGRAPHY interchangeable chains so that any number of loaded chains may be kept in readiness for use. VI ...

THE STEREOSCOPE 37 use of enlarging to produce the final American size. The Keystone Ophthalmic Telebinocular is an excellent ex ...

(^38) THREE-DIMENSIONAL PHOTOGRAPHY Fig. 3-6. The Ryker, a small version of the Wheatstone stereoscope used for viewing prints u ...

THE STEREOSCOPE 39 will provide far more satisfaction than a $300 camera and a $5 viewer! Practically every disappointed beginne ...

40 THREE-DIMENSIONAL PHOTOGRAPHY Thus, when a magnifying glass is used, we may assume that we see a very large image at an infin ...

THE STEREOSCOPE 41 I-H separation of the stereogram should be equal to the distance between the optical centers, or the extreme ...

42 THREE-DIMENSIONAL PHOTOGRAPHY Brewster instrument of 85mm separation, anyone so abnormal as to have this as their interpupill ...

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44 THREE-DIMENSIONAL PHOTOGRAPHY normal sensation. At this point the less tangible reactions take place, The two sensations are ...

THE STEREOSCOPE 45 are always painfully aware of the flatness of the ordinary photo- graph; there are others who have so little ...

46 THREE-DIMENSIONAL PHOTOGRAPHY of the eyes when we are looking at a far distant object) becomes really an abnormal condition. ...