专利快速检索-快速检索全球专利，免费商用专利数据库-IPRDB

1. 发明公开

EP4239285A3 SURVEYING INSTRUMENT 审中-实审
公开(公告)号：EP4239285A3
公开(公告)日：2023-11-29
申请号：EP23159402.9
申请日：2023-03-01
申请人： Topcon Corporation
发明人： YUASA, Taichi
IPC分类号： G01C15/00 , G01C3/08 , G01S7/481
摘要： Provided is a surveying instrument including a distance measuring light projecting module configured to project a distance measuring light to an object, a distance measuring light receiving module having a photodetector configured to receive a reflected distance measuring light from the object, and an arithmetic control module configured to calculate a distance to the object based on a light reception result of the reflected distance measuring light with respect to the photodetector, in which the distance measuring light projecting module has a reflecting prism having two prisms joined together, a beam splitter film having a predetermined reflectance and transmittance is formed on a joined surface of the reflecting prism, and the reflecting prism is configured to deflect an optical axis of the distance measuring light via the beam splitter film so as to coincide with an optical axis of the reflected distance measuring light.

2. 发明公开

EP3190428A3 ELECTRONIC DISTANCE MEASURING INSTRUMENT 有权转让
标题翻译：电子距离测量仪器
公开(公告)号：EP3190428A3
公开(公告)日：2017-12-20
申请号：EP16203237.9
申请日：2016-12-09
申请人： TOPCON CORPORATION
发明人： YUASA, Taichi
IPC分类号： G01S17/42 , G01S7/481 , G01S17/66 , G01S17/08
CPC分类号： G01S7/4811 , G01S7/4812 , G01S7/4817 , G01S17/08 , G01S17/42 , G01S17/66
摘要： The invention provides an electronic distance measuring instrument, which comprises a light projecting optical system for emitting a distance measuring light onto a distance measuring optical axis and a light receiving optical system for leading a reflected distance measuring light to a photodetector, wherein the light projecting optical system has a projection optical axis deflecting unit for deflecting a projection optical axis so that the projection optical axis coincides with a light receiving optical axis, the light receiving optical system has a first light receiving optical axis deflecting unit and a second light receiving optical axis deflecting unit which are arranged on a same plane, the photodetector is arranged on a plane different from the first light receiving optical axis deflecting unit and the second light receiving optical axis deflecting unit.
摘要翻译：本发明提供了一种电子测距仪，其包括用于将距离测量光发射到距离测量光轴上的光投射光学系统和用于将反射距离测量光引导到光电探测器的光接收光学系统，其中，光投射光学系统系统具有投影光轴偏转单元，用于偏转投影光轴，使得投影光轴与光接收光轴重合，光接收光学系统具有第一光接收光轴偏转单元和第二光接收光轴偏转所述光检测器被布置在与所述第一光接收光轴偏转单元和所述第二光接收光轴偏转单元不同的平面上。

3. 发明公开

EP3190428A2 ELECTRONIC DISTANCE MEASURING INSTRUMENT 有权转让
公开(公告)号：EP3190428A2
公开(公告)日：2017-07-12
申请号：EP16203237.9
申请日：2016-12-09
申请人： TOPCON CORPORATION
发明人： YUASA, Taichi
IPC分类号： G01S17/42 , G01S7/481
CPC分类号： G01S7/4811 , G01S7/4812 , G01S7/4817 , G01S17/08 , G01S17/42 , G01S17/66
摘要： The invention provides an electronic distance measuring instrument, which comprises a light projecting optical system for emitting a distance measuring light onto a distance measuring optical axis and a light receiving optical system for leading a reflected distance measuring light to a photodetector, wherein the light projecting optical system has a projection optical axis deflecting unit for deflecting a projection optical axis so that the projection optical axis coincides with a light receiving optical axis, the light receiving optical system has a first light receiving optical axis deflecting unit and a second light receiving optical axis deflecting unit which are arranged on a same plane, the photodetector is arranged on a plane different from the first light receiving optical axis deflecting unit and the second light receiving optical axis deflecting unit.

4. 发明公开

EP4239285A2 SURVEYING INSTRUMENT 审中-实审
公开(公告)号：EP4239285A2
公开(公告)日：2023-09-06
申请号：EP23159402.9
申请日：2023-03-01
申请人： Topcon Corporation
发明人： YUASA, Taichi
IPC分类号： G01C15/00 , G01C3/08 , G01S7/481
摘要： Provided is a surveying instrument including a distance measuring light projecting module configured to project a distance measuring light to an object, a distance measuring light receiving module having a photodetector configured to receive a reflected distance measuring light from the object, and an arithmetic control module configured to calculate a distance to the object based on a light reception result of the reflected distance measuring light with respect to the photodetector, in which the distance measuring light projecting module has a reflecting prism having two prisms joined together, a beam splitter film having a predetermined reflectance and transmittance is formed on a joined surface of the reflecting prism, and the reflecting prism is configured to deflect an optical axis of the distance measuring light via the beam splitter film so as to coincide with an optical axis of the reflected distance measuring light.

5. 发明公开

EP3457080A1 SURVEYING INSTRUMENT 有权转让
公开(公告)号：EP3457080A1
公开(公告)日：2019-03-20
申请号：EP18194114.7
申请日：2018-09-12
申请人： TOPCON CORPORATION
发明人： YOSHINO, Ken-ichiro , YUASA, Taichi
IPC分类号： G01C1/04 , G01C3/08 , G01C15/00 , G02B27/10
摘要： A surveying instrument comprises a light projecting optical system for projecting a distance measuring light to a predetermined measuring point, a light receiving optical system for receiving a reflected distance measuring light and an infrared light from the measuring point, and an arithmetic control module for controlling a distance measurement and a temperature measurement based on light receiving results of the reflected distance measuring light and the infrared light, and the arithmetic control module measures a distance to the measuring point based on light receiving results of the reflected distance measuring light received by a photodetector of the light receiving optical system, and measures a temperature of the measuring point based on light receiving results of the infrared light received by a temperature sensor of the light receiving optical system.

6. 发明公开

EP4239286A3 SURVEYING INSTRUMENT 审中-实审
公开(公告)号：EP4239286A3
公开(公告)日：2023-12-06
申请号：EP23159404.5
申请日：2023-03-01
申请人： Topcon Corporation
发明人： YUASA, Taichi
IPC分类号： G01C15/00 , G01C3/08
摘要： Provided is a surveying instrument including a distance measuring light projecting module configured to project a distance measuring light to an object, a distance measuring light receiving module having a photodetector configured to receive a reflected distance measuring light 45 from the object, and an arithmetic control module configured to control the distance measuring light projecting module and calculate a distance to the object based on a light reception result of the reflected distance measuring light with respect to the photodetector, in which the distance measuring light projecting module has a pinhole plate which is insertable or removable with respect to an optical axis of the distance measuring light, a pinhole having a predetermined diameter is formed in the pinhole plate, and a light amount and a spread angle of the distance measuring light are changeable based on the insertion or removable of the pinhole plate.

7. 发明公开

EP4239286A2 SURVEYING INSTRUMENT 审中-实审
公开(公告)号：EP4239286A2
公开(公告)日：2023-09-06
申请号：EP23159404.5
申请日：2023-03-01
申请人： Topcon Corporation
发明人： YUASA, Taichi
IPC分类号： G01C15/00 , G01C3/08
摘要： Provided is a surveying instrument including a distance measuring light projecting module configured to project a distance measuring light to an object, a distance measuring light receiving module having a photodetector configured to receive a reflected distance measuring light 45 from the object, and an arithmetic control module configured to control the distance measuring light projecting module and calculate a distance to the object based on a light reception result of the reflected distance measuring light with respect to the photodetector, in which the distance measuring light projecting module has a pinhole plate which is insertable or removable with respect to an optical axis of the distance measuring light, a pinhole having a predetermined diameter is formed in the pinhole plate, and a light amount and a spread angle of the distance measuring light are changeable based on the insertion or removable of the pinhole plate.

8. 发明公开

EP4160145A1 SURVEYING INSTRUMENT 审中-实审
公开(公告)号：EP4160145A1
公开(公告)日：2023-04-05
申请号：EP22197659.0
申请日：2022-09-26
申请人： TOPCON CORPORATION
发明人： YUASA, Taichi
IPC分类号： G01C15/00 , G01S1/00
摘要： A surveying instrument include a distance measuring light projecting module having a light emitting module configured to project a distance measuring light to an object and a one-dimensional diffusion optical member configured to diffuse the distance measuring light in a one-dimensional direction, a distance measuring light receiving module having a photodetector configured to receive a reflected distance measuring light from the object, and an arithmetic control module configured to control the light emitting module and calculate a distance to the object based on a light reception result of the reflected distance measuring light with respect to the photodetector, wherein the light emitting module has at least two light emitters laminated in one direction, and the one-dimensional diffusion optical member is configured to diffuse the distance measuring light in a laminating direction of the light emitters.

9. 发明公开

EP4141385A1 SURVEYING INSTRUMENT 审中-实审
公开(公告)号：EP4141385A1
公开(公告)日：2023-03-01
申请号：EP22187197.3
申请日：2022-07-27
申请人： TOPCON CORPORATION
发明人： YUASA, Taichi
IPC分类号： G01C15/00 , G01S17/42 , G01S17/89 , G01S17/66
摘要： Provided is a surveying instrument including a distance measuring light projecting module configured to include a light emitting module which projects a laser beam having a predetermined wavelength as a distance measuring light to an object, a distance measuring light receiving module configured to include a photodetector which receives a reflected distance measuring light from the object, and an arithmetic control module configured to control the light emitting module and to calculate a distance to the object based on a light reception result of the reflected distance measuring light with respect to the photodetector, in which the light emitting module is configured to include at least two light emitters, at least one of the light emitters is configured to project the distance measuring light, and each light emitter is configured in such a manner that the laser beam is substantially coaxially projected.

10. 发明公开

EP3276303A1 OPTICAL SYSTEM OF LASER SCANNER AND SURVEYING INSTRUMENT 有权
标题翻译：激光扫描仪光学系统及测量仪器
公开(公告)号：EP3276303A1
公开(公告)日：2018-01-31
申请号：EP17181647.3
申请日：2017-07-17
申请人： TOPCON CORPORATION
发明人： YUASA, Taichi
IPC分类号： G01C15/00 , G01S17/42 , G01S7/481
摘要： An optical system of a laser scanner comprising: a light projecting system for projecting a distance measuring light, a scanning mirror for rotatably irradiating the distance measuring light from the light projecting system around a single axis and for making a reflected distance measuring light from an object to be measured enter a light receiving system, a transmission window for accommodating the scanning mirror and through which the distance measuring light and the reflected distance measuring light are transmitted, and a correction optical component for offsetting an optical action of the transmission window, which is provided at least in a middle of an irradiating optical path of the distance measuring light.
摘要翻译：一种激光扫描仪的光学系统，包括：用于投射测距光的投光系统，用于将来自光投射系统的测距光可旋转地照射在单个轴上的扫描反射镜，以及用于使来自物体的反射距离测量光被测量的光进入光接收系统，用于容纳扫描镜并且通过其传输测距光和反射距离测量光的传输窗口以及用于抵消传输窗口的光学作用的校正光学部件，其是至少设置在距离测量光的照射光路的中间。

你已经成功收藏专利！

检索式保存成功!

IPRDB

热门服务

关于我们

友情链接

联系方式