G01J 1 - Photometry, e.g. photographic exposure meter

Patents for G01J 1 - Photometry, e.g. photographic exposure meter (22,989)
11/2002
11/07/2002	DE10120697A1 Mobile telephone device incorporating UV radiation detection and evaluation means so that a person outside for long periods can determine the amount of UV radiation absorbed and avoid harmful exposure
11/06/2002	CN2519906Y Automation device for LED test platform
11/06/2002	CN1378642A Method and apparatus for determining characteristic of laser beam spot
11/06/2002	CN1378097A brightness control method for optical image detector
11/06/2002	CN1378071A Light-emitting diode display module brightness measurer and its measuring method
11/06/2002	CN1378070A Room temperature optical reading infrared focal plane detector
11/05/2002	US6477192 Device for on-line control of output power of vacuum-UV laser
11/05/2002	US6476908 Optical probe
11/05/2002	US6476455 Infrared sensor
11/05/2002	US6476396 Electro-optical, non-contact measurement of electrical discharges
11/05/2002	US6476393 Surface state monitoring method and apparatus
11/05/2002	CA2190077C Suspended microstructures
10/2002
10/31/2002	US20020159065 Portable colorimeter
10/31/2002	US20020159064 Vacuum ultraviolet laser wavelength measuring apparatus
10/31/2002	US20020159049 Measuring method of illuminance unevenness of exposure apparatus, correcting method of illuminance unevennes, manufacturing method of semiconductor device, and exposure apparatus
10/31/2002	DE10120937A1 Optical sensor comprises a light source with an electrode for producing a light beam, a detector for determining the intensity of the light beam, and an evaluation switch for producing an electrical signal
10/30/2002	EP1253618A1 Streak device
10/30/2002	EP1252965A2 Transparent medium processing device
10/30/2002	EP1252691A1 Wavemeter for gas discharge laser
10/30/2002	EP1032809A4 Objective measurement and correction of optical systems using wavefront analysis
10/30/2002	CN2519253Y Synchronous radiation x-rag beam detector
10/30/2002	CN1377002A Carrying device and method
10/30/2002	CN1093633C 光源跟踪探测器 Source tracking detector
10/29/2002	US6472669 Silicon carbide photodiode based flame scanner
10/24/2002	WO2002084236A1 Method for measuring the intensity of ultraviolet solar radiation and device for carrying out said method
10/24/2002	WO2002084235A1 Infrared sensor
10/24/2002	WO2002035260A3 Light detection device
10/24/2002	US20020154668 Very narrow band, two chamber, high rep rate gas discharge laser system
10/24/2002	US20020153490 Concentration detection system
10/24/2002	US20020153486 Thermal displacement element and radiation detector using the element
10/24/2002	US20020153478 Method of preventing cross talk
10/24/2002	DE10207893A1 Total UV radiation measurement from radiation sources or devices using UV sources over defined wavelength ranges or weighted with particular operating spectra using a spiral photometer device
10/24/2002	DE10135278A1 Procedure to detect irradiation intensity and radial density in UV measurements
10/23/2002	EP1251471A2 Fire alarm system with smoke particle discrimination
10/23/2002	CN1375933A 光电开关 Photoelectric switch
10/22/2002	US6469727 Optical quantity measuring method and optical quantity measuring apparatus using same
10/22/2002	US6469625 Security sensor having disturbance detecting capability
10/22/2002	US6469302 Heat absorbent for an infrared sensor and method for forming same
10/22/2002	US6469291 Moisture detecting system using semiconductor light sensor with integral charge collection
10/17/2002	WO2002082060A1 Terahertz optical device and adjustment method therefor
10/17/2002	WO2002082028A1 Photon correlator
10/17/2002	WO2002054499A3 Infrared detector packaged with improved antireflection element
10/17/2002	US20020149396 Sensor using radiation pulses
10/17/2002	US20020149014 Light-receiving device and photodetector comprising light-receiving device
10/17/2002	US20020148969 Non-destructive detection systems and methods
10/17/2002	US20020148963 Diffraction grating coupled infrared photodetector
10/17/2002	US20020148953 Light beam sensor
10/16/2002	EP1249789A1 Photodetector device
10/16/2002	EP1249571A2 Light beam sensor
10/16/2002	EP1248943A1 An on-line device for predicting at least one fluid flow parameter in a process
10/15/2002	US6466312 Illuminance sensing head structure
10/15/2002	US6465791 Integrating ultraviolet exposure detection devices
10/15/2002	US6465786 Deep infrared photodiode for a CMOS imager
10/15/2002	US6464798 By means of an optical method, more accurate data on the dirt and/or cleaning agent of the washing liquid can be determined in the optimization of washing; detecting a quantity of a radiation emerging from the washing liquid
10/10/2002	WO2002080625A1 System for rgb based led luminary
10/10/2002	WO2002079739A1 Concentration detection system
10/10/2002	WO2002079736A1 Method and measuring device for detecting the intensity of radiation and radial intensity in the uv area
10/10/2002	DE19929882C2 Verfahren zur Bestimmung der Farbe eines Zahnes A method for determining the color of a tooth
10/10/2002	DE10117742A1 Warning device for protection of eyes during reading and writing measures ambient light level for initiating warning signal
10/09/2002	EP1248088A1 Method and apparatus for temperature measurement, and thermal infrared image sensor
10/09/2002	EP1247078A1 Apparatus and method for measuring optical characteristics of an object or material
10/09/2002	EP1196745A4 Colorimeter
10/08/2002	US6463084 Device for on-line control of output power of vacuum-UV laser
10/08/2002	US6462826 Measurement of brightness, flow velocity and temperature of radiant media
10/08/2002	US6462819 Light measuring apparatus and colorimeter
10/08/2002	US6462328 P-type regions of the photodiodes are formed in a surface portion of an n-type epitaxial layer, and they are respectively contacted with electrodes.
10/08/2002	US6462315 Optical radiation measurement apparatus
10/08/2002	CA2075797C Optical signal emitter assembly
10/03/2002	WO2002077622A2 Portable light detector
10/03/2002	WO2002077571A2 Method of and a device for coupling optical fibres and opto-electronic components
10/03/2002	WO2002076668A1 Laser machining apparatus
10/03/2002	US20020139933 Infrared sensor device and manufacturing method thereof
10/03/2002	US20020139932 Method and system for binary signaling via quantum non-locality
10/03/2002	US20020139918 Photo image detector and method of controlling luminous intensity therefor
10/03/2002	US20020139784 Method for manufacturing infrared ray sensor
10/02/2002	EP1246251A2 Infrared sensor device and manufacturing method thereof
10/02/2002	EP1245135A1 Control of lighting installations
10/02/2002	DE10209752A1 Optical sensor for measuring processes in combustion chamber of engine has solder seal to provide improved resistance to temperature and pressure variations within combustion chamber
10/02/2002	DE10112972A1 Measurement of radiation intensities and actinic fluxes within a given spectral range, relating particularly to determination of the strength of UV in sunlight using a neuronal network yielding high spectral resolution
10/02/2002	DE10111640A1 Verfahren zur Ermittlung und Meldung von Überhitzungen und Feuern in einem Flugzeug Procedures for identifying and reporting of overheating and fires in aircraft
10/02/2002	CN1372635A Improvements in, or relating to, infra-red detection
10/02/2002	CN1372634A 光度计 Photometer
10/02/2002	CN1372324A Scientillator panel, method for making same, radiation detector and detecting system thereof
10/02/2002	CN1091913C 红外物体探测器 Infrared body detector
10/01/2002	US6459485 Optical system
10/01/2002	US6459478 Optical loss measurements
10/01/2002	US6459087 Sensor device for intensity measurement of UV light and a photochemical UV treatment system
10/01/2002	CA2311818C Objective measurement and correction of optical systems using wavefront analysis
09/2002
09/26/2002	US20020138211 Method for selecting a formulation for one or more layers of a multi-layer coating
09/26/2002	US20020134943 Electromagnetic wave detecting device
09/26/2002	US20020134138 Optical sensor or emitter used for monitoring combustion processes
09/25/2002	EP1181511A4 Laser imaging apparatus using biomedical markers that bind to cancer cells
09/25/2002	EP0993491B1 Devices for absorbing infrared radiation comprising a quasi-crystalline element
09/25/2002	CN1371474A Micro-bridge structure
09/25/2002	CN1371133A High-responsivity photoelectronic detector based on the polarization effect of III family nitride heterojunction structure
09/24/2002	US6456373 Method and apparatus for monitoring the light emitted from an illumination apparatus for an optical measuring instrument
09/24/2002	US6456361 Method and instrument for measuring vacuum ultraviolet light beam, method of producing device and optical exposure apparatus
09/24/2002	US6455872 Photo-detector
09/24/2002	US6455837 Photodetector apparatus
09/19/2002	WO2002073956A1 Optical sensor circuit

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