Laser distance meter
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United States of America Patent
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Nov 29, 2011
Grant Date -
Jun 18, 2009
app pub date -
Dec 10, 2008
filing date -
Dec 12, 2007
priority date (Note) -
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Abstract
An electro-optic laser distance meter (1, 1') has a hand-held housing (2), an electric radiation source (3) for generating a bundled light beam (4), and receiving optics (5) with a photoreceiver (7) for receiving parts of the light beam (4) that is backscattered in a reception beam bundle (9) from a measurement object (8), with the photoreceiver (7) being arranged along the reception axis (E) in the focal point (6), extending in a plane transverse to the reception axis (E), and being partially shadowed inside the reception beam bundle (9) by a polarization filter (10, 10', 10'', 10''').
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