Patents for G01J 1 - Photometry, e.g. photographic exposure meter (22,989)
05/1994
05/04/1994EP0428667B1 Input screen for radiological image intensifier tube
05/03/1994CA1329019C Spectrometer for the simultaneous measurement of intensity in various spectral regions
05/03/1994CA1329016C Luminosity detector for internal combustion engine, method of operating engine and method of sensing temperature
04/1994
04/29/1994CA2107847A1 Broadband radiometer
04/28/1994WO1994009266A1 Sensor arrangement and process for monitoring the conversion rate of an exhaust gas catalyst
04/28/1994EP0604582A4 Dual-wavelength photometer and fiber optic sensor probe.
04/27/1994EP0594012A1 Method for the detection of radiation and radiation sensor
04/27/1994CN1024373C Infrared band laser detecting board for organic double-frequence material
04/26/1994US5307146 Dual-wavelength photometer and fiber optic sensor probe
04/26/1994US5307145 Process and apparatus for measuring small quantities of light
04/26/1994US5307140 Optical time domain reflectometer with improved sidelobe suppression
04/26/1994US5306917 Electro-optical system for measuring and analyzing accumulated short-wave and long-wave ultraviolet radiation exposure
04/20/1994EP0593415A2 Radiation clinical thermometer
04/20/1994EP0593414A2 Radiation clinical thermometer
04/20/1994EP0593327A1 Infrared camera with protection against parasitic modulations of the detected flux
04/20/1994EP0253872B1 Infrared gas analyzer with automatic zero adjustment
04/19/1994US5305093 Spectrometer for conducting turbidimetric and colormetric measurements
04/19/1994US5304791 Apparatus for detecting high speed events
04/14/1994WO1994001749A3 Apparatus and methods for monitoring hematocrit levels of blood
04/13/1994EP0592200A1 Apparatus for measuring optical information in scattering medium and method therefor
04/13/1994EP0591758A1 Multi-components analysing device
04/12/1994US5303027 Photodiode array
04/12/1994US5303026 Apparatus and method for spectroscopic analysis of scattering media
04/12/1994US5302933 Infrared sensor
04/12/1994US5302822 Quick attach clamp for photocells
04/12/1994US5302800 Process and device for controlling the operation of an optical channel, for a laser-beam carried by a welding tool
04/06/1994EP0590738A1 Light detecting device and light detecting method using a superconductor
04/06/1994CN2160894Y Double-path optical measurer
04/06/1994CN1084964A Candlepower digital display multi-function meter
04/05/1994US5300768 Including a processing means for driving designated photoelectric detectors for the checking thereof
03/1994
03/31/1994WO1994007116A1 Indicator device for determining the intensity of the sun's ultraviolet rays
03/30/1994EP0589593A2 Electro-optic sampling
03/30/1994EP0589129A2 Image forming apparatus for controlling image density using logarithm compressing means
03/29/1994US5299045 Light detecting apparatus having a diffraction grating
03/29/1994US5298969 Combined optical train for laser spectroscopy
03/29/1994US5298968 Combined optical train for laser spectroscopy
03/29/1994US5298748 Uncooled tunneling infrared sensor
03/29/1994US5298733 Infrared focal plane array with integral slot shield using spin-on epoxy and method of making same
03/29/1994US5298732 Automatic visor for continuously repositioning a shading object to shade a designated location from a direct radiation source
03/23/1994EP0588645A1 Thermal image detecting apparatus
03/23/1994EP0588644A1 Thermal image detecting system
03/23/1994EP0588643A1 Thermal image detecting apparatus
03/22/1994US5296942 Method and apparatus for inspecting lightness on the surface of an object
03/22/1994US5296710 Infrared radiation detector
03/22/1994US5296707 Apparatus for detecting movement of heat source
03/22/1994US5296702 Structure and method for differentiating one object from another object
03/17/1994WO1994005983A1 Normalization technique for photon-counting luminometer
03/17/1994WO1994005982A1 A device for the detection of optical radiation
03/17/1994DE4231020A1 Optimisation of flocculation processes in agitated vessels by turbidimetric analysis - using turbidity measurements from at least two levels in the liquid system
03/17/1994DE4230999A1 Motor vehicle sensor for detecting inadequate ambient light - contains illumination intensity detector sensitive to amt. of cloud by using polariser, to increase value for threshold switch with greater cover
03/16/1994EP0290517B1 Integrated detector dewar cryoengine
03/15/1994US5294198 Infrared inspection system and method employing emissivity indications
03/09/1994EP0585670A2 Electro-optical system for measuring and analying accumulated short-wave and long-wave ultraviolet radiation exposure
03/08/1994US5293048 Laser sensor for detecting the presence of an object in continuous motion
03/08/1994US5293041 Thin film pyroelectric imaging array
03/08/1994US5292483 Laser radiation, fluid sample
03/02/1994EP0585055A1 Wideband anti-reflection coating for indium antimonide photodetector device
03/02/1994EP0357713B1 Optical thresholding apparatus and method
03/01/1994US5291327 Imaging system using focal plane array
03/01/1994US5291238 Photometering circuit
03/01/1994US5290081 Chip mounter
02/1994
02/22/1994US5288649 Depositing titanium absorber layer, temperature variable resistor layer
02/17/1994DE4225512C1 Opto-electronic radiation detector, e.g. for IR communications system - uses semi-ellipsoidal lens coupled to optical sensor via intermediate cylindrical disc
02/16/1994CN2156488Y Simple photo strength display device
02/16/1994CN2156487Y Photoelectric sensor for online measuring photo power
02/15/1994US5286990 Top buss virtual phase frame interline transfer CCD image sensor
02/15/1994US5286968 Method and device for multichannel analog detection
02/09/1994EP0581871A1 Method and apparatus for optical imaging and measurement
02/08/1994US5285396 Device for evaluating race horse performance based on temperature
02/08/1994US5285098 Structure and method internal photoemission detection
02/08/1994US5285068 Photo-detector and photo-detection method using the same
02/08/1994CA1326909C On-line paper sheet formation characterizing method and device
02/08/1994CA1326770C Gloss gauge
02/05/1994CA2083887A1 Photocell and quick attach clamp
02/03/1994WO1994002812A1 Structure and method for differentiating one object from another object
01/1994
01/27/1994DE4223741A1 Measuring radiation values and optical parameters - sampling half-space in spherical coordinates and determining spectral distribution of solid angle elements
01/26/1994EP0580440A2 Apparatus for detecting high speed events
01/26/1994EP0580141A2 Highly sensitive electronic device for measuring extremely faint light emissions
01/25/1994US5282151 Submicron diameter particle detection utilizing high density array
01/25/1994US5281826 Video fluorescence monitor for determination of spill outlines
01/25/1994US5281823 Photocell and quick attach clamp
01/25/1994US5281817 Method of selecting an optical filter for a shutterless optically stabilized capnograph
01/25/1994US5281804 Mirror apparatus for increasing light absorption efficiency of an optical detector
01/25/1994CA1326523C Chopper wheel alignment device
01/25/1994CA1326509C Device for measuring the energy of an electrical arc
01/24/1994CA2101218A1 Apparatus for detecting high speed events
01/20/1994WO1994001793A1 Radiation protection arrangement with integrated exposure indicator
01/20/1994WO1994001749A2 Apparatus and methods for monitoring hematocrit levels of blood
01/20/1994WO1994001743A1 Microstructure design for high ir sensitivity
01/19/1994EP0579572A1 Lamp brightness control circuit with ambient light compensation
01/18/1994USRE34513 Ultraviolet liquid purification system
01/18/1994US5280173 Electric and electromagnetic field sensing system including an optical transducer
01/12/1994EP0578482A1 Apparatus for measuring cross-sectional distribution of refractive index of optical waveguide
01/11/1994USRE34507 Radiation clinical thermometer
01/06/1994WO1994000879A1 Pyroelectric sensor and production method therefor
01/06/1994WO1994000752A1 Image processing arrangement
01/06/1994WO1994000749A1 Light measurement apparatus
01/06/1994WO1994000742A1 Light measurement
01/05/1994DE4221523A1 Strahlenschutzanordnung mit integriertem Bestrahlungs-Indikator Radiation protection design combined with irradiation indicator
01/05/1994DE4221036A1 Bildverarbeitungsanordnung An image processing apparatus