초록 ▼

The present invention provides a laser survey instrument, which comprises a rotary irradiation system main unit and an object reflector, wherein said object reflector has reflection sectors divided into two or more, at least one of the reflection sectors has a reflection surface with shape gradually

The present invention provides a laser survey instrument, which comprises a rotary irradiation system main unit and an object reflector, wherein said object reflector has reflection sectors divided into two or more, at least one of the reflection sectors has a reflection surface with shape gradually changing, and said rotary irradiation system main unit comprises a light emitter for emitting a polarized irradiation light beam, a rotator for rotating and irradiating the polarized irradiation light beam toward the object reflector and for detecting an irradiating direction, a tilt setting unit for tilting a rotary irradiation plane of the polarized irradiation light beam, a detecting means for detecting a polarized reflection light beam entering the rotary irradiation system main unit via said rotator and reflected from said object reflector, a reflection light detecting circuit for identifying the object reflector from output of the detecting means, and a control unit for tracing said object reflector by operating said tilt setting unit based on detecting condition of said reflection light detecting circuit and for tilting the rotation plane of said polarized irradiation light beam.

대표청구항 ▼

[ What is claimed is:] [1.] A laser survey instrument, comprising a rotary irradiation system main unit and an object reflector, wherein said rotary irradiation system main unit has a light emitter for emitting a laser beam, a rotator for forming a reference plane by rotating and irradiating a laser

[ What is claimed is:] [1.] A laser survey instrument, comprising a rotary irradiation system main unit and an object reflector, wherein said rotary irradiation system main unit has a light emitter for emitting a laser beam, a rotator for forming a reference plane by rotating and irradiating a laser beam a tilt setting unit for tilting said reference plane toward at least one direction, setting means for forming a fan-shaped reference plane in a tilt direction by reciprocally scanning said rotator, detecting means having an output for detecting a reflection light beam reflected from said object reflector on said fan-shaped reference plane, a reflection light detecting circuit for identifying a position on said object reflector from said output of said detecting means, and a control unit for controlling said tilt setting unit to direct said fan-shaped reference plane toward a predetermined position on said object reflector based on the detection of said reflection light detecting circuit, wherein a tilting reference plane and a tilting reference line are formed.