Range finding device
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United States of America Patent
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Apr 26, 1988
Grant Date -
N/A
app pub date -
Mar 25, 1987
filing date -
Mar 26, 1986
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A device for finding the range to an object for use in an automatic focusing camera consisting of a light emitting source for emitting light towards the object and a light detecting element for receiving reflected light from the object and producing an output for determining the range to the object. The light detecting element is spaced from the light emitting source by a given base length. The light emitting source consists of a plurality of light emitting elements aligned side-by-side in the horizontal direction orthogonally intersecting the base length.
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