| Patents for G01M 11 - Testing of optical apparatus; Testing structures by optical methods not otherwise provided for (14,356) |
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| 05/01/1990 | US4921347 Method and apparatus for calibrating a lightwave component measurement system |
| 04/27/1990 | CA2001612A1 Method of examining an optical component and arrangement therefor |
| 04/25/1990 | CA2001281A1 Method of measuring the power of a lens |
| 04/18/1990 | EP0364093A2 Methods of and systems for optical fiber sensing |
| 04/17/1990 | US4917489 Device for measuring size of light spot |
| 04/04/1990 | EP0361962A2 Optical fibre monitoring |
| 03/29/1990 | DE3832795A1 Reflectometer for the examination of optical waveguides |
| 03/28/1990 | EP0360607A2 Evaluating method for solid state image sensor |
| 03/28/1990 | EP0359789A1 Amplification and detection of nucleic acid sequences. |
| 03/27/1990 | US4911515 Optical fiber communications system with optical fiber monitoring |
| 03/27/1990 | CA1266999A1 Test instrument for optical fiber connectors |
| 03/13/1990 | US4907877 Light destribution of headlight beam |
| 03/08/1990 | WO1990002325A1 Method of and apparatus for testing optical sensor based control apparatus |
| 03/08/1990 | WO1990002324A1 Process and device for testing optical fibres transmitting light energy |
| 03/08/1990 | WO1990002314A1 Orientating optical fibres |
| 03/01/1990 | DE3828604A1 Method and device for the measurement of the optical attenuation of an optical medium |
| 03/01/1990 | DE3828107A1 Verfahren und vorrichtung zur ueberwachung von lichtenergie uebertragenden optischen fibern Method and apparatus for monitoring of light energy by transmitting optical fibers |
| 02/27/1990 | US4904876 Detection of ultraviolet radiation |
| 02/27/1990 | US4904085 Polarimetric fiber optic sensor testing apparatus |
| 02/27/1990 | US4904050 Methods of and systems for optical fiber sensing |
| 02/22/1990 | WO1990001686A1 Flicker-free infrared simulator with resistor bridges |
| 02/22/1990 | WO1990001684A1 Process for photometric representation |
| 02/20/1990 | US4902327 Monitoring fiber bend loss characteristics during manufacture |
| 02/20/1990 | US4902102 Aspheric optical test plate assembly |
| 02/13/1990 | US4901123 Superluminescent diode |
| 02/13/1990 | US4900922 Arrangement of a light wave conductor-phase sensor for the measurement of minute elongations |
| 02/13/1990 | US4900920 Device for and method of measuring minute elongations by means of light wave conductor sensors |
| 02/08/1990 | DE3826813A1 Lichtverteilung-darstellungsverfahren Light distribution render process |
| 02/06/1990 | US4899045 Multiple channel fiber optic continuity test system |
| 02/06/1990 | US4898463 Optical time domain reflectometer with automatic measuring function of optical fiber defects |
| 01/30/1990 | CA1264960A1 Method and device for measuring coupling losses in single mode optical fibres |
| 01/24/1990 | EP0352004A2 Method and apparatus for endpoint detection in a semiconductor wafer etching system |
| 01/23/1990 | CA1264568A1 Method of determining optical fiber splice loss |
| 01/17/1990 | EP0350589A1 Determination of the autocollimation angle of a grating coupler |
| 01/16/1990 | US4893931 Method for the detection of polarization couplings in a birefringent optical system and application of this method to the assembling of the components of an optical system |
| 01/11/1990 | DE3928157A1 Feedback measuring system for optical cable distance determn. - performs electronic evaluation of feedback light pulse signal compensated for non-constant propagation velocity parameters |
| 01/09/1990 | US4893006 Optical time domain reflectometer with level adjusting function |
| 01/09/1990 | CA1264235A1 Method for inspecting an optical fiber |
| 12/27/1989 | EP0348235A2 Optical fiber evaluation methods and system using Brillouin amplification |
| 12/13/1989 | EP0346232A2 Process and system for joining optical fibres without Fresnel-reflection, variable optical attenuator and system, using the same for measurement of the influence of the reflection-rate on an optical line |
| 12/13/1989 | CN1006089B Method and apparatus for measuring high-reflectivity |
| 11/28/1989 | US4883954 Method of measuring optical radiation energy reflected by a reflection area |
| 11/28/1989 | US4883054 Optical fiber break detector |
| 11/23/1989 | EP0342847A2 Apparatus for measuring dispersion characteristics of an optical fiber |
| 11/21/1989 | US4882497 Method and apparatus of measuring outer diameter and structure of optical fiber |
| 11/16/1989 | WO1989011117A1 A fixture for supporting objects so that the objects will be absolutely firm |
| 11/08/1989 | EP0340995A2 Apparatus and methods for testing optical devices |
| 11/02/1989 | WO1989010331A1 Monitoring fiber bend loss characteristics during manufacture |
| 11/02/1989 | EP0297129B1 Refraction coefficient profile measurement system and process |
| 11/01/1989 | CN2047010U Dk type laser dynamometer |
| 10/25/1989 | EP0338200A2 Method and apparatus for characterization of optical systems |
| 10/24/1989 | US4875772 Remotely controlled optical time domain reflectometer serving a plurality of fiber optic cables |
| 10/19/1989 | DE3811029A1 Device for measuring the position of the core on end surfaces of optical waveguides |
| 10/19/1989 | DE3810830A1 Backscatter measuring method and backscatter measuring device for carrying out the method |
| 10/17/1989 | US4874939 Method and apparatus for detecting position/variance of input light using linear and quadratic outputs |
| 10/04/1989 | EP0335437A1 Process for measuring the excentricity of an optical fibre cable embedded in a cylindrical guide pin |
| 09/26/1989 | US4870263 Device for determining the contrast of a display screen as a function of the observation direction |
| 09/26/1989 | CA1261166A1 Optical fiber characteristic measurement |
| 09/26/1989 | CA1260065A1 Method of and apparatus for measuring the transverse moments of the electromagnetic field associated with an optical beam |
| 09/21/1989 | WO1989008954A1 Detection of stress applied to an optical fibre |
| 09/21/1989 | DE3804816A1 Reflektometer Reflectometer |
| 09/20/1989 | EP0333597A2 Variable compensator of spherical aberrations of different orders for the verification of the surface-shape of a non-speric mirror and its application |
| 09/19/1989 | US4867556 Apparatus for determining the path of a pulsed light beam |
| 09/14/1989 | DE3807306A1 Arrangement of an optical fibre phase sensor for measuring minimum expansions (extensions) |
| 09/13/1989 | EP0332473A1 Detection of stress applied to an optical fibre |
| 09/13/1989 | EP0331962A1 Power beam alignment system |
| 09/13/1989 | EP0331800A2 Fibre-optical phase sensor device to measure minimum elongations |
| 09/13/1989 | CN1035567A Alignment system for a power beam |
| 09/12/1989 | US4866266 Method of measuring polarization and birefringence in single-mode optical fibers |
| 09/12/1989 | CA1259173A1 Apparatus for extracting light from the core of an optical fibre through the cladding and buffer coating thereof and its use in optical fibre splicing |
| 09/06/1989 | EP0331337A2 Testing in the manufacture, operation, and maintenance of optical device assemblies |
| 09/05/1989 | US4864522 Process for the sampling of an electric signal varying over time and apparatus for the implementation and application of this process |
| 09/05/1989 | US4864342 Optical bench |
| 08/24/1989 | WO1989007754A1 Reflectometer |
| 08/24/1989 | DE3903490A1 Circuit arrangement of a digital optical waveguide testing device |
| 08/16/1989 | EP0327688A2 Process for the continuous measurement of the attenuation of fibre-optical sensors with only one accessible end |
| 08/09/1989 | EP0326988A2 Method for measuring splice loss of an optical fiber |
| 08/09/1989 | EP0326761A1 Endface assessment |
| 08/08/1989 | US4854701 Arrangement for inspecting light waveguide end faces |
| 08/02/1989 | EP0326309A2 Method and apparatus for calibrating a lightwave component measurement system |
| 08/02/1989 | EP0326250A1 Optical fibre handling apparatus |
| 08/01/1989 | US4852983 Distance simulator |
| 07/27/1989 | WO1989006815A1 Optical fibre handling apparatus |
| 07/27/1989 | WO1989006786A1 Optical power meter |
| 07/27/1989 | WO1989006700A1 Amplification and detection of nucleic acid sequences |
| 07/26/1989 | EP0325435A2 Method and apparatus for locating discontinuities in optical transmission media |
| 07/26/1989 | EP0325382A1 Optical power meter |
| 07/25/1989 | US4850695 Test system for optical disks |
| 07/25/1989 | US4850668 Gyroptic visual couplers |
| 07/18/1989 | US4850045 Method and apparatus for testing fiber optic hubs |
| 07/18/1989 | US4848903 Method and apparatus for measuring the optical axis of a guide beam projector |
| 07/18/1989 | US4848872 Optical fiber core collator |
| 07/04/1989 | CA1256729A1 Support member |
| 06/29/1989 | WO1989005958A1 Endface assessment |
| 06/28/1989 | EP0322077A2 Optical backscattering device |
| 06/28/1989 | EP0321947A2 Method of testing spliced portion of optical fibers |
| 06/21/1989 | EP0320671A2 Optical sensing device |
| 06/20/1989 | US4841139 Method for testing components of transparent material for surface irregularities and occlusions |
| 06/20/1989 | US4840480 Light conduit arrangement for monitoring a physical condition of a structural part |
| 06/20/1989 | US4840452 Light wave conductor-sensor for tension |