| Patents for G01J 1 - Photometry, e.g. photographic exposure meter (22,989) |
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| 06/03/1992 | EP0487816A2 Tracking error detecting system for an optical disk player |
| 06/03/1992 | EP0487792A1 Ultra-violet light detector |
| 06/03/1992 | EP0303695B1 Method and apparatus for multiplexing signals from electromagnetic radiation detectors |
| 06/03/1992 | CN2106363U Infrared detector |
| 06/02/1992 | US5118947 Infrared rays detecting apparatus with integral temperature control element |
| 06/02/1992 | US5118945 Photothermal test process, apparatus for performing the process and heat microscope |
| 06/02/1992 | US5118922 Method and apparatus for determining the position and diameter of the focal point of a laser beam |
| 06/02/1992 | US5118188 Illuminating arrangement for illuminating a photomultiplier in a double-beam photometer |
| 06/02/1992 | US5117744 Sensor for an air-conditioning system in a vehicle |
| 06/02/1992 | CA1302546C Infrared-radiation detector device |
| 05/29/1992 | WO1992009000A1 Device for sensing in-focus position |
| 05/29/1992 | WO1992008944A1 Alignment control device and uses thereof |
| 05/27/1992 | EP0487143A2 Spectrometer |
| 05/26/1992 | US5117119 Auto-ranging film densitometer |
| 05/26/1992 | US5117116 Method and device for monitoring uv radiation |
| 05/26/1992 | US5116133 Apparatus for and method of identifying spectrally pure optical radiation |
| 05/26/1992 | CA1301859C Automatic gain control circuit |
| 05/26/1992 | CA1301473C Optical signal power measurement method and apparatus |
| 05/20/1992 | EP0486272A2 Method for inspecting axis dislocation of multifiber connector |
| 05/20/1992 | EP0486205A2 Method and apparatus for determining the absolute noise figure of optical amplifiers |
| 05/19/1992 | US5115138 Ultraviolet ray detecting device |
| 05/19/1992 | US5115129 Photoelectric device with a lens formed in its housing |
| 05/19/1992 | US5114228 Apparatus for measuring the energy of rapidly pulsing radiation |
| 05/19/1992 | CA1301326C Method and apparatus for monitoring effects of u.v. radiation on skin |
| 05/19/1992 | CA1300927C Purge air system for a combustion instrument |
| 05/19/1992 | CA1300923C Comparative colorimeter |
| 05/14/1992 | CA2055311A1 Method for inspecting axis dislocation of multifiber connector |
| 05/13/1992 | EP0484445A1 Electrical switching system |
| 05/13/1992 | EP0191063B1 Method for impressing grating within fiber optics |
| 05/13/1992 | CN2104438U 光照检测器 Light Detector |
| 05/12/1992 | US5113263 Reduced size accurate solid-state camera having low power consumption |
| 05/12/1992 | US5113082 Electro-optical instrument with self-contained photometer |
| 05/12/1992 | US5113076 Two terminal multi-band infrared radiation detector |
| 05/12/1992 | US5113069 Radiation detector having a defined field of view having a baffle arrangement containing a diffusing element |
| 05/12/1992 | CA1300370C Measuring curvature of transparent or translucent material |
| 05/06/1992 | EP0483761A2 TTL multiple flash control device |
| 05/06/1992 | EP0403630A4 Infrared thermometer with fiber optic remote pickup and method |
| 05/05/1992 | US5111232 Camera having fuzzy inference function |
| 05/05/1992 | US5111051 Multi-anode array photomultiplier tube |
| 05/05/1992 | US5111050 Aluminum nitride |
| 05/05/1992 | US5111049 Remote fired RF getter for use in metal infrared detector dewar |
| 05/05/1992 | US5111038 Acousto-optic tunable filter apparatus and method for detecting and identifying an optical radiation source. |
| 05/05/1992 | US5111037 Device for measuring light scattered by an information support |
| 05/05/1992 | CA1299858C Headlight aiming and light pattern testing apparatus and method |
| 04/28/1992 | US5108175 Light photon detecting apparatus |
| 04/28/1992 | CA1299772C Scanning fluorescent detection system |
| 04/28/1992 | CA1299386C Reflectometric method of measurement and apparatus for realizing the method |
| 04/22/1992 | EP0481381A1 Automatic headlamp dimmer |
| 04/21/1992 | US5107123 Solar ultraviolet radiation measuring device and process |
| 04/21/1992 | US5107104 Photoelectric transducer having photosensitive chromoprotein film, i.e. bacteriorhodopsin |
| 04/21/1992 | US5106190 Double-beam spectrophotometer using a photodiode detector |
| 04/16/1992 | WO1992006366A1 Device for the qualitative and/or quantitative determination of the compositon of a sample to be analysed |
| 04/16/1992 | WO1992005739A1 Read-out of photodiodes using sigma-delta oversampled analog-to-digital converters |
| 04/16/1992 | DE4133476A1 Optical photo electronic sensor for document scanning in identification process - directs output of photodiode onto surface for reception by photodetector via cylindrical lens |
| 04/16/1992 | CA2046498A1 Automatic headlamp dimmer |
| 04/15/1992 | EP0480182A2 Noise cancelling circuitry for optical systems |
| 04/15/1992 | CN1016281B Method of optical determination for apparatus of automatic analysis and their apparatus |
| 04/14/1992 | US5105415 Detecting magnetooptic and intensity-modulated optical signals with the same detector |
| 04/14/1992 | US5105092 Inspecting apparatus having a detection sensitivity controller means |
| 04/14/1992 | US5105084 Pyroelectric infrared sensor with different sized effective light receiving electrode areas and a method of manufacturing a dual pyroelectric element used therein |
| 04/14/1992 | US5105079 Split V-roof mirror collector having improved collection efficiency |
| 04/08/1992 | EP0479379A2 Spectrophotometer having means for simultaneous modulation, switching and wavelength selection of a light source |
| 04/08/1992 | CN2101222U Ultraviolet dosage displayer |
| 04/07/1992 | US5103106 Reflective optical instrument for measuring surface reflectance |
| 04/07/1992 | US5103096 Senses concentration of carbon dioxide |
| 04/07/1992 | US5102806 Method for analyzing fluid by multi-fluid modulation mode |
| 04/07/1992 | CA1298665C Color sensor system for the recognition of objects with colored surfaces |
| 04/02/1992 | DE4030836A1 Vorrichtung zur qualitativen und/oder quantitativen bestimmung der zusammensetzung einer zu analysierenden probe A device for qualitative and / or quantitative determination of the composition of a sample to be analyzed |
| 04/01/1992 | EP0478458A1 Arrangement for calibrating a rapid photodetector |
| 04/01/1992 | EP0478222A2 Optical pickup using holographic optical element |
| 04/01/1992 | EP0477300A1 Colour monitoring. |
| 04/01/1992 | EP0477272A1 Vacuum separator for dewar flask cold exchange systems |
| 03/31/1992 | US5101100 Streak camera operable with low deflection voltage |
| 03/31/1992 | US5100231 Apparatus for measuring the mode quality of a laser beam |
| 03/31/1992 | CA1298176C Image-reading photosensor, process and apparatus for the preparation thereof |
| 03/25/1992 | EP0476601A1 Burner flame sensing system and method |
| 03/25/1992 | EP0441898A4 Optical sensing apparatus and method |
| 03/25/1992 | EP0441866A4 Probe assembly for infrared thermometer |
| 03/24/1992 | US5098195 Directional spectral emissivity measurement system |
| 03/19/1992 | WO1992004619A1 Reflective optical instrument |
| 03/19/1992 | WO1992004615A1 Spectrum analysis and absorption measuring process with controlled spectral range |
| 03/19/1992 | WO1992004614A1 Process for determining the concentration of substances, device for implementing the process, use of the process for changing the concentration of a substance contained in the fluid and plant therefor |
| 03/19/1992 | DE4123052A1 Integrated sensor and focus adjuster for high power laser - determines focusing error using quadrant detector and sends corrective control signals to piezoelectric or magnetostrictive actuators |
| 03/19/1992 | DE4028974A1 Determining the optimal focal point of laser beam - by measuring time for max. light intensity for each focal distance and lowest pt. on resultant graph plotting distance against time |
| 03/18/1992 | EP0475787A2 Device for deriving a change of time-dependent information |
| 03/18/1992 | EP0475349A1 Optical sensor and thermal sensor |
| 03/18/1992 | EP0247197B1 Device for measuring uv-radiation |
| 03/18/1992 | CN1015934B Light detector |
| 03/17/1992 | US5097136 Apparatus for curing photosensitive coatings |
| 03/17/1992 | US5096299 Pattern area ratio measuring apparatus |
| 03/17/1992 | US5095913 Shutterless optically stabilized capnograph |
| 03/12/1992 | DE4126678A1 Measuring technique for detecting pointwise increase of spectra - using pulse width modulation of wavelength radiated from single LED for remission, reflection and transmission spectra increase registration |
| 03/12/1992 | DE4028179A1 Monitoring position and dia. of laser beam - evaluating sound emission signal picked up by sensor if beam deviates to impinge on neighbouring body |
| 03/11/1992 | EP0474502A1 Streak tube having an arrangement for suppressing travel time spread of photoelectrons |
| 03/11/1992 | EP0474495A2 Electronic circuit elements and a method of manufacturing the same |
| 03/11/1992 | EP0474479A2 An imager |
| 03/11/1992 | EP0247067B1 Solid-state wavefront slope determination |
| 03/11/1992 | CN2098676U Optical detector |
| 03/10/1992 | US5095281 Method and apparatus for determining the absolute noise figure of optical amplifiers |
| 03/10/1992 | US5095215 Thermal ir detector electrode configuration |