Method and apparatus for automatic range finding

摘要

An automatic range finding method and apparatus for a camera of the type which projects a line of light toward a scene including a subject to be photographed. Light reflected from the subject is received by a light sensor having a plurality of photoelectric conversion pixels arranged in a matrix. The photoelectric conversion pixels receiving the reflected light are detected, and the subject distance is determined according to a pixel line which contains one of the detected photoelectric conversion pixels nearest to the first pixel line.