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Browse by Category: Main > Optical & Optics
Class Information
Number: 356/152.1
Name: Optics: measuring and testing > Angle measuring or angular axial alignment > With photodetection remote from measured angle
Description: Subject matter including photodetection and indication of the apex of an angle or the degree of angular misalignment formed at a location other than at a detecting station.


Sub-classes under this class:

Class Number Class Name Patents
356/152.2 With reflection of a unidirectional source beam from a planar or nonretroreflective surface 112
356/152.3 With reflection of a unidirectional source beam from a retroreflector 86


Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
7456944 Apparatus and method for detection of optical systems in a terrain area Nov. 25, 2008
7405726 3D cursor or joystick device Jul. 29, 2008
7339659 Method and system for identifying hostile missile launch locations Mar. 4, 2008
7227627 Optical biaxial angle sensor Jun. 5, 2007
7124676 Muzzle reference system Oct. 24, 2006
7123354 Optical position measuring device Oct. 17, 2006
7113271 Method to accurately measure the angular orientation of a rotating axis to a reference line Sep. 26, 2006
7110103 Apparatus for and method of aligning a structure Sep. 19, 2006
7064817 Method to determine and adjust the alignment of the transmitter and receiver fields of view of a LIDAR system Jun. 20, 2006
7042560 Angle detecting apparatus and projector having the same May. 9, 2006
6915582 Alignment structure Jul. 12, 2005
6900425 System for illuminating an object May. 31, 2005
6825923 Laser alignment system with plural lasers for impingement on a single target Nov. 30, 2004
6786393 Pinhole disk laminate and a process for producing the same Sep. 7, 2004
6771363 Device and method for determining a bending angle of a sheet and the use thereof for the angle-bending of sheets Aug. 3, 2004
6765663 Efficient multiple emitter boresight reference source Jul. 20, 2004
6727986 Method and device for measuring a folding angle of a sheet in a folding machine Apr. 27, 2004
6710860 Method of aligning a bistatic dopple sensor apparatus Mar. 23, 2004
6657711 Vehicle wheel alignment measuring apparatus Dec. 2, 2003
6639659 Measuring method for determining the position and the orientation of a moving assembly, and apparatus for implementing said method Oct. 28, 2003
6594006 Method and array for detecting the position of a plane scanned with a laser scanner Jul. 15, 2003
6594007 Method and apparatus for mapping system calibration Jul. 15, 2003
6559935 Sensors of relative position and orientation May. 6, 2003
6480271 Traversing laser locating system Nov. 12, 2002
6449034 Method for controlling perpendicularity of a cylindrical part, such as a nuclear fuel pellet Sep. 10, 2002
6441895 Method and apparatus for precision three-dimensional opto-mechanical assembly Aug. 27, 2002
6424412 Efficient system and method for detecting and correcting laser misalignment of plural laser beams Jul. 23, 2002
6424410 3D navigation system using complementary head-mounted and stationary infrared beam detection units Jul. 23, 2002
6411375 Shaft alignment methodologies Jun. 25, 2002
6381006 Spatial positioning Apr. 30, 2002
6342946 Device for determining the axial position of hollow cylinders Jan. 29, 2002
6341014 Method of and a system for detecting errors in harmonizing the axis of an optical instrument Jan. 22, 2002
6324455 Laser level selection Nov. 27, 2001
6307623 Device for harmonizing a laser emission path with a passive observation path Oct. 23, 2001
6282225 Method for aligning a cylindrical laser optical resonator Aug. 28, 2001
6211951 Boresight alignment method Apr. 3, 2001
6163374 Bending angle detection system Dec. 19, 2000
6069692 Upgrading a missile launcher system May. 30, 2000
6067152 Alignment range for multidirectional construction laser May. 23, 2000
6052181 Multiple simultaneous laser-reference control system for construction equipment Apr. 18, 2000
6046799 Device for ascertaining misalignments of two shafts arranged one behind the other Apr. 4, 2000
6043890 Arrangement for determining the position of a surgical microscope Mar. 28, 2000
6008890 Positioning system for the arm of ore car turning equipment Dec. 28, 1999
5995214 Process for pose estimation of a camera viewing an image scene Nov. 30, 1999
5986750 Method and an apparatus for measuring the inclination angle of a pile of a powdery or granular material Nov. 16, 1999
5953114 Method of determining measurement-point position data and device for measuring the magnification of an optical beam path Sep. 14, 1999
5929987 System for eliminating scattered light in autocollimator for magnetic-head suspension measuring instrument Jul. 27, 1999
5926264 Position sensing of a remote target Jul. 20, 1999
5883719 Displacement measurement apparatus and method Mar. 16, 1999
5884242 Focus spot detection method and system Mar. 16, 1999

1 2 3


 
 
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