Patents
Sitemap › G01 - Measuring; Testing › G01C - Measuring distances, levels or bearings; Surveying; Navigation; Gyroscopic instruments; Photogrammetry or videogrammetry › G01C 3 - Measuring distances in line of sight; Optical rangefinders
Patents for G01C 3 - Measuring distances in line of sight; Optical rangefinders (8,275)
04/1986
04/15/1986US4582424 Distance measuring apparatus
04/01/1986US4579450 Distance detector device
03/1986
03/11/1986US4575237 Distance measuring device
03/11/1986US4575211 Distance measuring device
03/04/1986US4573783 Focusing controlling device
02/1986
02/25/1986CA1200972A1 Strip mirror radiation splitter for range determination systems
12/1985
12/10/1985US4558215 Object detecting apparatus
12/04/1985EP0163347A1 Measuring system for contactless measuring the distance between a predetermined point of an object surface and a reference level
12/03/1985US4556322 Arrangement for checking dimensional accuracy
11/1985
11/21/1985EP0161880A2 Distance measuring apparatus
10/1985
10/23/1985EP0159210A1 Optical device for surface proximity detection and its application to the retrieval of a surface profile
10/22/1985US4548504 Device for determining the real or the virtual distance of a source of light from a measuring plane
10/16/1985EP0158214A2 Navigation system with capability of instructing running direction
10/15/1985CA1195408A1 Non-contact visual proximity sensing apparatus
10/09/1985EP0157227A2 Interferometer
10/09/1985EP0156991A1 Optical measuring device for contactless distance measurement
09/1985
09/12/1985WO1985004036A1 Spatial imaging system
08/1985
08/28/1985EP0152525A2 Process for the contactless measurement of the distance of a decided point on a surface from a reference plane and device for carrying out such a process
08/20/1985CA1192041A1 Apparatus for detecting distance to an object
08/07/1985EP0150408A2 Dimension measuring apparatus
08/06/1985US4533241 Distance measuring device and automatic focusing system using same
07/1985
07/31/1985EP0149719A2 Process for the contactless measurement of the distance of a decided point on a surface from a reference plane, and device for carrying out such a process
07/23/1985US4531052 Microcomputer-controlled optical apparatus for surveying, rangefinding and trajectory-compensating functions
07/16/1985US4529304 Zone sensing apparatus
07/09/1985US4527893 Method and apparatus for optically measuring the distance to a workpiece
07/09/1985US4527892 Distance measuring apparatus
07/09/1985US4527891 Rangefinder device with serial readout linear image sensor and peak detector with threshold setting means
06/1985
06/26/1985EP0145957A1 Process and device for the contactless measuring of objects
06/19/1985EP0145326A2 A distance measuring arrangement
06/11/1985US4523108 Averaging circuit
06/11/1985US4522492 Distance measuring device
06/04/1985US4521106 Image sensor and rangefinder device with background subtraction using interlaced analog shift register
05/1985
05/21/1985US4518254 Ocean depth sounding from the air by laser beam
05/21/1985US4518253 Distance measurement system
05/15/1985EP0140972A1 Three-dimensional distance-measuring device
05/08/1985EP0140029A2 Optical distance measuring apparatus
04/1985
04/30/1985US4514084 Distance measuring apparatus
04/30/1985US4514083 Distance measuring apparatus
04/30/1985CA1186395A1 Ocean depth sounding from the air by laser beam
04/16/1985US4511248 Active electro-optical distance detection methods and devices
04/16/1985US4510695 For determining base length between two angle measuring instruments
03/1985
03/20/1985EP0134597A1 Measuring system based on the triangulation principle for the dimensional inspection of an object
03/12/1985US4504143 Optical arrangement for an opto-electronic range-finder
02/1985
02/26/1985US4501961 Vision illumination system for range finder
02/19/1985US4500778 Image plane deviation amount detecting device
02/13/1985EP0132829A2 Video rangefinder
02/05/1985US4497560 Control circuit for active type range finder
01/1985
01/30/1985EP0132260A1 Device for determining a modification of the relative distance between two measurement points and utilization thereof.
01/22/1985US4494868 Rangefinder device with focused elongated light source
01/08/1985US4492471 Arrangement for checking dimensional accuracy
12/1984
12/25/1984US4490037 Image sensor and rangefinder device having background subtraction with bridge network
12/25/1984US4490036 Image sensor and rangefinder device having background subtraction with paired analog shift registers
12/18/1984CA1179495A1 Apparatus for measuring the visibility range in the fog
11/1984
11/20/1984US4483613 Range detecting device
11/06/1984US4481413 Strip mirror radiation splitter for range determination systems
10/1984
10/25/1984WO1984004160A1 Three-dimensional distance-measuring device
10/16/1984US4477168 Optical device
09/1984
09/25/1984CA1174870A1 Adjustable photoelectric detector head for solid state limit switch
09/11/1984US4470664 Reflector device for use with optical distance measuring apparatus
09/04/1984US4469939 Distance measuring apparatus
09/04/1984US4469417 Range finding device
08/1984
08/14/1984US4465366 Device for the photoelectric determination of the position of at least one focal plane of an image
08/07/1984US4464038 Distance measuring device for use in a camera
07/1984
07/19/1984WO1984002771A1 Device for determining a modification of the relative distance between two measurement points and utilization thereof
07/10/1984US4459003 Zone-type range-detecting devices for cameras
06/1984
06/05/1984US4453083 Apparatus for the determination of the position of a surface
04/1984
04/24/1984US4445029 Distance detector using a photopotentiometer and a continuous detecting system
04/17/1984US4443078 Distance detecting device in a camera
04/10/1984US4442497 Measuring system for alignment and measurement with an electronic tachymeter
04/10/1984US4441810 Range finder
04/10/1984CA1165184A1 Hemstitching method using zig-zag sewing machine
03/1984
03/20/1984CA1163843A1 Range-finding telescopic sight
03/13/1984US4436418 Distance detector device
02/1984
02/07/1984US4429967 Distance measuring system
02/07/1984CA1161932A1 Active auto focus system improvement
01/1984
01/31/1984US4428668 Optical device to indicate a measured distance to a sighted object
01/24/1984US4427880 For determining the location and orientation of an object
01/03/1984CA1159644A1 Optical triangulation apparatus and method
12/1983
12/06/1983US4419011 Automatic range finder
11/1983
11/29/1983US4417404 Method and apparatus for measuring distances
11/01/1983US4412746 Optical noncontacting detector
11/01/1983US4412741 Method for the automatic or semiautomatic distance measurement and focusing of the image of an object onto a focal plane
10/1983
10/26/1983EP0092504A2 Fibre-optic measuring device with a sensor and measuring electronics to determine position
10/25/1983US4412129 Adjustable photoelectric detector head for solid state limit switch
10/18/1983US4410261 Range finding device
10/04/1983US4408288 Distance measuring arrangement
09/1983
09/20/1983US4405204 Positioning control device
09/06/1983US4403141 Method and apparatus for binary coding of sensor signals from optoelectronic sensor elements
07/1983
07/26/1983CA1150839A1 Method of measuring firing misses and firing missmeasuring installation for the performance of the method
07/19/1983CA1150049A1 Electro-optical distance-measuring system
07/12/1983CA1149953A1 Laser altimeter and probe height sensor
07/05/1983US4391514 Sidelooking laser altimeter for a flight simulator
06/1983
06/28/1983US4389791 Range-finding telescopic sight
06/21/1983US4389565 Automatic focus controlling device
06/14/1983US4387988 Automatic distance measuring device
05/1983
05/17/1983US4384210 Spatial low pass filter for range finding systems
04/1983
04/26/1983US4381149 Range responsive apparatus
03/1983
03/22/1983CA1143145A1 Circuit for sensor-controlled telemetry
03/08/1983US4375921 Dimension measuring apparatus
03/01/1983US4375332 Anti-ghost device for optical distance measuring system
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