Method and an apparatus for stereoscopic measurement utilizing a

Optics: measuring and testing – Refraction testing – Prism engaging specimen

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356 2, 356156, G01B 900, G01B 1100, G01B 1124

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active

040998800

ABSTRACT:
A method and apparatus for stereoscopic measurement of an actual value of depth in a subject through its three-dimensional image obtained from two stereoscopically photographed films by utilizing three factors, that is, the center of optical axis of an X-ray tube or a camera which is indexed from the films at the time of stereoscopic photography, distance of movement from the first photographic point to the second photographic point and distance from the X-ray tube or the lens to the film.

REFERENCES:
patent: 4009961 (1977-03-01), Maruyama
Wertheimer et al., "Rapid Contour Generation", Photo-Grammetric Engineering 1974, pp. 467-478.

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