Surveying apparatus

Details Surveying apparatus Surveying apparatus

2007-11-27

2007-11-27

Tarcza, Thomas H. (Department: 3662)

Optics: measuring and testing

Angle measuring or angular axial alignment

With photodetection remote from measured angle

Reexamination Certificate

active

11137306

ABSTRACT:
A surveying apparatus including an objective lens; an irradiation unit for irradiating illumination light from the objective lens toward a reflector; a ranging unit for irradiating ranging light from the objective lens to measure a distance from the surveying apparatus to the reflector; an image sensor for outputting information on an image in a field of view based on light entering through the objective lens; an image processing circuit connected with the image sensor for processing the image information outputted from the image sensor; and a monitor connected with the image processing circuit for displaying an image, wherein a ranging-possible area and a position at which the reflector is located based on the illumination light reflected from the reflector are displayed in a form of figure on the image displayed on the monitor.

REFERENCES:
patent: 6836285 (2004-12-01), Lubard et al.
patent: 19922321 (2000-11-01), None
patent: 63-083604 (1988-04-01), None
patent: 5-322569 (1993-12-01), None
patent: P2000-275044 (2000-10-01), None
patent: 2002-131054 (2002-05-01), None
patent: WO 99/60335 (1999-11-01), None

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