| Patents for G01J 1 - Photometry, e.g. photographic exposure meter (22,989) |
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| 05/05/1987 | US4662744 Method of and apparatus for measuring transverse moments of an electromagnetic field associated with an optical beam |
| 04/30/1987 | DE3619483A1 Method and arrangement for the programmable change of electrical components, particularly in sensor systems and sensor at sewing and textile machines |
| 04/29/1987 | EP0219531A1 Infrared electronic thermometer and method for measuring temperature |
| 04/23/1987 | WO1987002459A1 Nondispersive gas analyzer having no moving parts |
| 04/21/1987 | US4659933 Surface analyzer and method |
| 04/21/1987 | US4659930 Radiation hard visible light readout circuit |
| 04/21/1987 | US4659229 Reflectance photometer for illuminating a sample |
| 04/15/1987 | EP0218219A2 Optical power meter |
| 04/15/1987 | EP0218213A2 Method and device for the on-line measurement of transmission or reflection by moving objects in the field of detectable electromagnetic radiation |
| 04/14/1987 | US4658131 Integrating sphere utilizing a positive power lens |
| 04/14/1987 | US4657384 Photoelectric device |
| 04/14/1987 | CA1220554A1 Method and apparatus for acoustic supervision of adjustment operations at optical devices |
| 04/09/1987 | WO1987001948A1 A method and an apparatus for determining an individual's ability to stand exposure to ultraviolet radiation |
| 04/09/1987 | DE3629447A1 Method and device for oxymetry |
| 04/08/1987 | EP0217395A2 Light sensing system |
| 04/07/1987 | US4655592 Particle detection method and apparatus |
| 04/07/1987 | US4655576 Light measuring device |
| 04/07/1987 | CA1220278A1 Method and apparatus for acoustic supervision of adjustment operations at optical devices |
| 04/07/1987 | CA1220277A1 Method and apparatus for acoustical supervision of adjustment operations at optical devices |
| 04/01/1987 | EP0215931A1 Device for the individual adjustment of the intensity of several spectral lamps |
| 03/31/1987 | US4654686 High efficiency MIS detector |
| 03/31/1987 | US4654536 Contact color image sensor |
| 03/31/1987 | US4654521 Self measuring illumination device |
| 03/31/1987 | US4653998 Furnace system |
| 03/31/1987 | US4653925 Method and apparatus for measuring any of a large number of characteristics of lamplight |
| 03/24/1987 | US4652735 Image reader for X-ray film or the like having a detection system with an expanded dynamic range |
| 03/24/1987 | US4652143 Optical temperature measurement techniques |
| 03/19/1987 | DE3532047A1 Einrichtung zum erfassen der radialen intensitaetsverteilung einer laserstrahlung Means for detecting the radial intensitaetsverteilung a laser radiation |
| 03/17/1987 | US4651014 Method for comparison between a first optical signal and at least one other signal |
| 03/17/1987 | US4650992 Optical sensor constituting a light transmissive medium with luminescent particles |
| 03/12/1987 | WO1987001448A1 Integrated infrared detector and cryoengine assembly |
| 03/12/1987 | WO1987001447A1 Device for detecting the radial distribution of the radial intensity distribution of a laser beam |
| 03/10/1987 | US4649027 Breath tester |
| 03/03/1987 | US4647776 Discriminating fire sensor with thermal override capability |
| 03/03/1987 | US4647199 Automatic shutter system |
| 03/03/1987 | US4647175 Circuit arrangement for an electronic exposure meter |
| 02/24/1987 | US4646071 Infrared-ray sensitive alarm device built into electronic equipment |
| 02/24/1987 | US4645930 Motion detector |
| 02/24/1987 | US4645919 Photosensitive motion detector apparatus |
| 02/24/1987 | US4645918 Instruments for measuring light pulses clocked at high repetition rate and electron tube devices therefor |
| 02/17/1987 | US4644485 Phase-locked timing system for a spectrophotometer |
| 02/17/1987 | US4644173 Flame quality analyzer with fiber optic array |
| 02/17/1987 | US4644165 Integrating photometer |
| 02/17/1987 | US4644149 Photoelectric transducer element |
| 02/17/1987 | US4644147 Method for deflection of optical rays and an optical arrangement therefor |
| 02/17/1987 | US4643568 Method and apparatus for measuring the illuminating power of incident light |
| 02/17/1987 | US4643022 Device for observing the processes taking place in the combustion chamber of an internal combustion engine during operation |
| 02/10/1987 | CA1217649A System for the observation and automatic quantification of phenomena capable of being detected by fluorescence |
| 02/03/1987 | US4640616 Automatic refractometer |
| 01/31/1987 | CN85102846A Front-cutoff thermoelectric detector |
| 01/28/1987 | EP0209704A2 Device for the optical measurement of the turbidity of gases |
| 01/28/1987 | EP0209581A1 Breath tester |
| 01/27/1987 | US4639605 Fire sensor device |
| 01/27/1987 | US4639134 Process and circuit arrangement for amplifying an input current |
| 01/24/1987 | CN85101473A Fluid flow tube for measuring the light intensity absorption |
| 01/24/1987 | CN85101204A Photoelectric detector |
| 01/20/1987 | US4638367 Light metering and processing system particularly for a video camera |
| 01/20/1987 | US4637730 Optical and electronically compared absorptiometer |
| 01/20/1987 | US4637721 Light measuring device |
| 01/20/1987 | CA1216915A1 Pyroelectric infra-red radiation detector |
| 01/15/1987 | WO1987000271A1 Photometric coupling |
| 01/13/1987 | US4636072 Method and apparatus for improved photometric testing of high intensity discharge lamps and luminaires |
| 01/13/1987 | US4636071 Method and apparatus for measuring single mode fiber mode field radius |
| 01/13/1987 | US4636052 Automatic hand-held photographic light meters |
| 01/13/1987 | CA1216452A1 Device for sensing moving light source |
| 01/07/1987 | EP0207800A1 Electro-optical comparator |
| 01/06/1987 | US4635125 Real-time light-measuring system for single-lens reflex cameras |
| 01/06/1987 | US4634878 Laser detector with distance-to-beam strip sensor |
| 01/06/1987 | US4634294 Hand-held digital temperature measuring instrument |
| 01/06/1987 | US4634275 Method of and apparatus for examining automotive headlamp |
| 12/30/1986 | US4633092 Light sensing device |
| 12/30/1986 | US4632551 Passive sampling interferometric sensor arrays |
| 12/30/1986 | EP0206363A1 Position-sensitive radiation detector |
| 12/30/1986 | EP0119264B1 Discriminating fire sensor with thermal override capability |
| 12/30/1986 | CA1215853A1 Spectrophotometer |
| 12/23/1986 | US4631566 Long wavelength avalanche photodetector |
| 12/23/1986 | US4631406 Infrared ray detector |
| 12/23/1986 | US4631396 Focus error detection device |
| 12/23/1986 | US4630925 Compact temporal spectral photometer |
| 12/23/1986 | US4630923 Fiberoptic spectrophotometer |
| 12/17/1986 | EP0205065A2 Apparatus for intermitting light beams for use in gas analyzer |
| 12/17/1986 | EP0204926A2 Method and apparatus for testing the operability of a probe |
| 12/16/1986 | US4629896 Apparatus for monitoring the intensity of a UV source |
| 12/16/1986 | US4629877 Photo-electric conversion device |
| 12/09/1986 | US4627284 Ultraviolet absorption hygrometer |
| 12/03/1986 | CN86101338A Fotometer |
| 12/02/1986 | US4626918 Photometric optical system for single-lens reflex electronic photographic camera |
| 12/02/1986 | US4626687 Infrared sensor |
| 12/02/1986 | US4626686 Variable field of view heat scanner |
| 12/02/1986 | US4626678 Light detecting circuit |
| 12/02/1986 | US4626675 Demultiplexing photodiode sensitive to plural wavelength bands |
| 12/02/1986 | US4625542 Radiation power measuring apparatus |
| 12/01/1986 | EP0161246A4 Detector array module-structure and fabrication. |
| 11/25/1986 | US4625108 Device for determining the direction of incident optical radiation |
| 11/25/1986 | CA1214556A1 Method of and apparatus for measuring the transverse moments of the electromagnetic field associated with an optical beam |
| 11/20/1986 | WO1986006844A1 Integration receiving device for laser radiation |
| 11/19/1986 | CN86102770A Position-sensitive radiation detector |
| 11/18/1986 | US4623221 Device for providing a substantially flat light field |
| 11/11/1986 | US4622468 Fluorescence intensity compensation method and device |
| 11/05/1986 | EP0200241A2 Thermal radiation detector |