Laser archery distance device

A method and apparatus for determining distance from a bow to a target at which the bow is aimed in which a beam of collimated light from a laser is directed to the target and reflected to a linear photosensitive element mounted on the bow. The element and laser are positioned on the bow so that the...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	JOHNSON, D. BRUCE, PLUMMER, PAUL L, GLASSCOCK, MICHAEL R, HINES, ROBIN H
Format:	Patent
Sprache:	eng
Schlagworte:	GYROSCOPIC INSTRUMENTS MEASURING MEASURING DISTANCES, LEVELS OR BEARINGS NAVIGATION PHOTOGRAMMETRY OR VIDEOGRAMMETRY PHYSICS SURVEYING TESTING
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