Patents
Sitemap › G01 - Measuring; Testing › G01J - Measurement of intensity, velocity, spectral content, polarisation, phase or pulse characteristics of infra-red, visible or ultra-violet light; Colorimetry; Radiation pyrometry › G01J 1 - Photometry, e.g. photographic exposure meter
Patents for G01J 1 - Photometry, e.g. photographic exposure meter (22,989)
06/1998
06/09/1998US5765060 Photometry device for a camera
06/09/1998US5764142 Fire alarm system with smoke particle discrimination
06/09/1998US5763943 Electronic modules with integral sensor arrays
06/09/1998US5763873 Photodetector circuit for an electronic sprayer
06/04/1998WO1998024113A1 Infrared camera
06/04/1998WO1998023933A1 A method and an optical receiver for measuring optical power
06/03/1998EP0845664A1 Thermal infrared detecting device capable of detecting infrared rays without influence of operating temperature
06/03/1998CN1183575A Photographic exposure measuring device
06/02/1998US5760903 Light measuring apparatus
06/02/1998US5760398 Microbridge detector
06/02/1998US5760390 Electro-optical device for detecting the presence of a body at an adjustable distance, with background suppression
06/02/1998US5758969 Instrument for measuring the energy of optical radiation particularly laser radiation
05/1998
05/28/1998WO1998022905A1 Light detection device
05/28/1998DE19648713A1 Determining diameter of cylindrical bodies or fluids with planar phase Doppler anemometer
05/27/1998EP0844465A1 Method and system for spatial filtering of an extended radiation source with chromatic aberration of imaging optics in single-element detector measurement for monitoring of the extended radiation source
05/27/1998EP0723654A4 Improved particle sensor and method for assaying a particle
05/27/1998CN1183007A Photometric coupling quantity automatic measuring method and device thereof
05/26/1998CA2150830C Instructive display
05/22/1998WO1998021764A1 Radiation detector
05/22/1998WO1998005072A3 Radiation sensors
05/20/1998EP0843466A2 Imaging device
05/20/1998EP0843457A2 Method of and system architecture for high speed dual symmetric full duplex operation of asymmetric digital subscriber lines
05/20/1998EP0843364A1 Multispectral detector with a resonant cavity
05/20/1998EP0843363A1 Solid state camera element comprising a wavelength converter
05/20/1998EP0843240A2 Optical beam spatial pattern recording device
05/20/1998EP0843165A1 Device for monitoring the point of impact of a weaky divergent light beam
05/20/1998CN1182249A Infrared object detector
05/19/1998US5754289 Raman scattered light measuring apparatus
05/19/1998US5753903 Method and system for controlling light intensity in a machine vision system
05/19/1998US5752385 Electronic controller for linear cryogenic coolers
05/19/1998CA2062216C Optical-to-electric transducer with extended dynamic range
05/14/1998WO1998020311A1 Method and system for controlling light intensity in a machine vision system
05/14/1998DE19646411A1 Strahlungsdetektor Radiation detector
05/13/1998CN1181500A Pyroelectric infrared sensor device
05/12/1998US5751601 Autocalibration of optical sensors
05/12/1998US5751258 Liquid crystal lens driver electronics for eye protection, high speed shuttering with consistent performance
05/12/1998US5751005 Low-crosstalk column differencing circuit architecture for integrated two-color focal plane arrays
05/12/1998US5750978 Method and apparatus for temperature compensated optical sensor mounting
05/07/1998WO1998019151A1 Hybrid organic-inorganic semiconductor structures and sensors based thereon
05/07/1998DE19739477A1 Pyroelectric infrared sensor device for alarm system
05/06/1998EP0815421A4 Holographic system for interactive target acquisition and tracking
05/05/1998US5749001 Camera photometry device
05/05/1998US5748351 Optical power detector, and multi-level digital transmission system incorporating the same
05/05/1998US5748304 Measuring instrument for reflectometric measurements
05/05/1998US5748303 Light sensing device
05/05/1998US5748302 Optical power meter
05/05/1998US5747225 Light sensitive device
05/05/1998US5746943 Multilayer screen with support and active layer for ultraviolet emission
05/05/1998US5746930 Method and structure for forming an array of thermal sensors
04/1998
04/30/1998WO1998018205A1 Proximity and ambient light monitor
04/30/1998WO1998017983A1 Intensity compensated scanning system
04/29/1998EP0838670A2 A pyroelectric type infrared sensor
04/28/1998US5745234 Variable angle reflectometer employing an integrating sphere and a light concentrator
04/28/1998US5744801 Earth horizon sensor with staggered array of sensors
04/28/1998US5743641 Apparatus for power measurement of laser irradiation
04/28/1998US5743006 Pyroelectric film
04/28/1998CA2188978A1 Light sensor
04/23/1998DE19649542A1 Method for measuring a pupil
04/22/1998EP0837317A1 Optical measuring method, optical measuring apparatus and image forming apparatus
04/22/1998EP0837316A2 Small particle characteristic determination
04/21/1998US5742396 Method and apparatus for detecting obstructed vacuum nozzles
04/21/1998US5742200 Environmentally rugged optical sensor with improved noise cancellation
04/21/1998US5742066 Light source for use in leak detection in heating, ventilating, and air conditioning systems that utilize environmentally-safe materials
04/21/1998US5742055 Device for sensing position of human body using infrared sensor
04/21/1998US5742046 Amplifier circuit for providing outputs as a function of sensed light
04/16/1998WO1998015931A1 Method for analyzing the signals of a danger alarm system and danger alarm system for implementing said method
04/16/1998WO1998015856A1 Sensor apparatus with polarization maintaining fibers
04/16/1998CA2267913A1 Sensor apparatus with polarization maintaining fibers
04/15/1998EP0836082A1 Pixel gray level detector
04/15/1998EP0835586A2 Digital offset corrector for microbolometer array
04/14/1998US5739845 Optical imaging arrangement for use with radiation shielded enclosures
04/09/1998WO1998015016A1 Photonic radiation sensor of large dimensions
04/09/1998DE19721953A1 Method of detecting blocked vacuum nozzles
04/09/1998DE19641075A1 Headlamp light distribution presenting method for car
04/08/1998EP0834848A2 Fixed optic sensor system and distributed sensor network
04/08/1998EP0834845A1 Method for frequency analysis of a signal
04/08/1998EP0834726A2 Three component method for analogous colour identification and device therefor
04/08/1998CN2278212Y Laser power wet type measuring adapter
04/08/1998CN1178319A Infrared radiation sensitive device
04/07/1998US5737648 Photometric device for a camera
04/07/1998US5736928 Pre-processor apparatus and method
04/07/1998US5736744 For use with uv radiation
04/07/1998US5736206 Molded body of quartz glass and process for the production of a molded body of quartz glass
04/02/1998DE19638693A1 Photodetektor und Farbfilter unter Verwendung eines Photodetektors Photodetector and color filter using a photodetector
04/01/1998EP0833369A2 Ultraviolet detector
04/01/1998EP0708986B1 Pyrodetector element with an epitaxially grown pyroelectric layer and process for producing the same
03/1998
03/31/1998US5734293 Fast current feedback amplifiers and current-to-voltage converters and methods maintaining high DC accuracy over temperature
03/26/1998WO1998012752A1 Photodetector and color filter used in a photodetector
03/26/1998WO1998012520A1 Spectrophotometric neural network
03/26/1998WO1998012519A1 A method for surveying light conditions upon photographing and a device for accomplishment of the method
03/26/1998WO1998012518A2 Spatial photometric neural network
03/25/1998EP0831311A1 Pulse laser
03/25/1998EP0734589B1 Integrated silicon vacuum micropackage for infrared devices
03/24/1998US5731878 Measuring apparatus with transmitter and receiver optically coupled with windshield surface
03/24/1998US5731871 Light quantity measuring device that can accurately measure quantity regardless of polarization of measured light
03/24/1998US5731621 Radiation detector
03/24/1998US5731589 Ultraviolet radiation dosimeter
03/19/1998WO1998011587A2 Photodetector circuit for an electronic sprayer
03/19/1998WO1998011521A1 Passive infrared detector
03/19/1998CA2265821A1 Passive infrared detector
1 ... 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 ... 230