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Class Information
Number: 356/154
Name: Optics: measuring and testing > Angle measuring or angular axial alignment > With screen
Description: Subject matter including a viewing screen or surface upon which an image or spot of light may be projected.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7583375 |
Self-compensating laser tracker |
Sep. 1, 2009 |
| 7511805 |
Holographic test plate for positioning and aligning pipes |
Mar. 31, 2009 |
| 7466401 |
Self-compensating laser tracker |
Dec. 16, 2008 |
| 7327446 |
Self-compensating laser tracker |
Feb. 5, 2008 |
| 7298468 |
Method and measuring device for contactless measurement of angles or angle changes on objects |
Nov. 20, 2007 |
| 7221442 |
Method and apparatus for aligning equipment in a steel mill |
May. 22, 2007 |
| 7177018 |
Multiplex illuminator and device reader for microcantilever array |
Feb. 13, 2007 |
| 7164474 |
Apparatus and method for normalization of a drilling tool to a work surface |
Jan. 16, 2007 |
| 7119895 |
Method of and apparatus for adjusting optical component, and optical unit |
Oct. 10, 2006 |
| 7099001 |
Auto-collimator |
Aug. 29, 2006 |
| 7042555 |
Portable pipe tally system |
May. 9, 2006 |
| 6925218 |
Control techniques and devices for an optical switch array |
Aug. 2, 2005 |
| 6768553 |
Continuous-zoom imaging device of interferometer |
Jul. 27, 2004 |
| 6668118 |
Cylindrical lens alignment method |
Dec. 23, 2003 |
| 6665064 |
Electrooptical measurement device for ascertaining the relative position of bodies or of surface areas of these bodies |
Dec. 16, 2003 |
| 6628405 |
Optical angle finder and coaxial alignment device |
Sep. 30, 2003 |
| 6404485 |
Rotation amount detecting system of deflection mirror for optical disc drive |
Jun. 11, 2002 |
| 5861946 |
System for performing contact angle measurements of a substrate |
Jan. 19, 1999 |
| 5694202 |
Universal boresight tool for small arms weapons |
Dec. 2, 1997 |
| 5534689 |
Device to check the setting of the position and orientation of a helmet with respect to the helmet wearer's head |
Jul. 9, 1996 |
| 5497228 |
Laser bevel meter |
Mar. 5, 1996 |
| 5436721 |
Wafer tilt gauge |
Jul. 25, 1995 |
| 5424830 |
Method and apparatus for determining the facet angles of a gemstone |
Jun. 13, 1995 |
| 5392111 |
Method of measuring and adjusting optical axis of headlight |
Feb. 21, 1995 |
| 5367372 |
Method of and apparatus for measuring the geometric characteristics of nominally cylindrical guiding structures |
Nov. 22, 1994 |
| 5298966 |
Measurement system |
Mar. 29, 1994 |
| 5276497 |
Measuring apparatus of mirror surface |
Jan. 4, 1994 |
| 5206706 |
Alignment of an ellipsometer or other optical instrument using a diffraction grating |
Apr. 27, 1993 |
| 5170220 |
Method of regulating optical axes of headlights for automotive vehicle |
Dec. 8, 1992 |
| 5080483 |
All-reflective boresight transfer optical system |
Jan. 14, 1992 |
| 5080484 |
Method of measuring the contact angle of wetting liquid on a solid surface |
Jan. 14, 1992 |
| 5042945 |
Lithographic mask structure and device for positioning the same |
Aug. 27, 1991 |
| 5029397 |
Method of measuring a vehicular frame to determine alignment |
Jul. 9, 1991 |
| RE33460 |
Endface assessment |
Nov. 27, 1990 |
| 4850668 |
Gyroptic visual couplers |
Jul. 25, 1989 |
| 4844609 |
Apparatus and method for aligning elements of a drive train of a vehicle, especially a heavy-duty, load-carrying vehicle |
Jul. 4, 1989 |
| 4840490 |
Laser position measurement and alignment |
Jun. 20, 1989 |
| 4840445 |
System for locating an object in space |
Jun. 20, 1989 |
| 4836671 |
Locating device |
Jun. 6, 1989 |
| 4764010 |
Method for aligning the axis of a second bracket relative to the axis of a first bracket on a testing or processing machine |
Aug. 16, 1988 |
| 4730926 |
Accu-right mirror alignment system |
Mar. 15, 1988 |
| 4688938 |
Method and apparatus for determining the contact angle of a drop of liquid placed on a solid or liquid horizontal substrate |
Aug. 25, 1987 |
| 4681439 |
Pipe laying method and apparatus |
Jul. 21, 1987 |
| 4676636 |
Alignment aid for gun muzzle reference system |
Jun. 30, 1987 |
| 4671654 |
Automatic surveying apparatus using a laser beam |
Jun. 9, 1987 |
| 4647195 |
Automotive headlamp testing method and apparatus |
Mar. 3, 1987 |
| 4620789 |
Endface assessment |
Nov. 4, 1986 |
| 4560274 |
Optical alignment for workpiece |
Dec. 24, 1985 |
| 4480918 |
Non-contact displacement sensing system for a compliance device |
Nov. 6, 1984 |
| 4452532 |
Beam alignment tool and method |
Jun. 5, 1984 |
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