Electronic rangefinder apparatus
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United States of America Patent
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Apr 1, 1997
Grant Date -
N/A
app pub date -
Jan 26, 1995
filing date -
Jan 26, 1995
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A rangefinder for scopes and binoculars in which a transparent display has a scale or other height-determining member to determine the height of the object viewed through the display and compare with a known object height selectively displayed on the same display, the actual height and known height being recorded and processed through a programmable logic circuit which calculates the range or distance of the object from the display based on actual height and known height. The programmable control circuit may also include a list of known object heights which can be selected and displayed on the display.
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