Patent · US Active

Electro-optical range finder

US7812933B2 · kind B2 · utility

4Cited by

2References

17Claims

0Family size

Assignee

LEICA GEOSYSTEMS AG · CH

Inventors

Thomas Jensen · Boise, US
Peter Kipfer · Erbach, DE
Laurent Stauffer · Widnau, CH
Reto Stutz · Berneck, CH

Key dates

Filing date	Jul 12, 2007
Grant date	Oct 12, 2010
Priority date	—
Expiry date	Aug 22, 2027

Classification

Technology area (CPC G)Physics
CPC primaryG01S17/10
WIPO fieldMeasurement
WIPO sectorInstruments

Abstract

An electro-optical range finder (4) having a trapezoidal laser (1) as a laser source, a laser source controller (6) for generating pulsed laser radiation, receiving optics (7) and a detector (8) with an evaluation unit (9) for receiving and evaluating the measuring radiation (RS) reflected by a target (ZI), in order to measure distance, has a separate supply for the guided waveguide region (2) and the trapezoidal region (3) as well as transmitting optics (5) with astigmatism compensation and for collimating the laser radiation.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.