DIGITAL DISTANCE MEASURING APPARATUS EMPLOYING MODULATED LIGHT BEAM

An improved distance measuring apparatus of the type that automatically calculates distance to a remote reflection target based upon a measured phase difference between a modulated transmitted light beam and a reflected return beam from the remote target incorporates means for ensuring that phase di...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: HINES, ROBIN H, HOLLINSHEAD, WILLIAM L, FORESTER, JOHN K
Format: Patent
Sprache:eng
Schlagworte:
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