Optics: measuring and testing – Range or remote distance finding – With photodetection
Patent
1999-01-22
2000-11-21
Buczinski, Stephen C.
Optics: measuring and testing
Range or remote distance finding
With photodetection
3561414, 3561411, B01C 308, B01B 1126
Patent
active
061511064
ABSTRACT:
A laser irradiation system according to the present invention comprises a laser light emitter for emitting a laser beam, a rotator for irradiating the laser beam emitted from said laser light emitter by rotary irradiation and for forming a laser plane, a tilt setting unit for tilting said rotator and said laser plane, a photodetection unit integrated with said tilt setting unit for receiving a reflection laser beam reflected from a target which reflects the laser beam from said rotator as a reflection laser beam, wherein said photodetection unit comprises a photodetection element being long in a scanning direction of the laser beam.
REFERENCES:
patent: 3588249 (1971-06-01), Studebaker
patent: 3846026 (1974-11-01), Waters
patent: 4326799 (1982-04-01), Keene et al.
patent: 4673287 (1987-06-01), Rickus
patent: 5198877 (1993-03-01), Schulz
patent: 5784155 (1998-07-01), Ohtomo et al.
Hayashi Kunihiro
Ohtomo Fumio
Buczinski Stephen C.
Kabushiki Kaisha Topcon
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