| Patents for G01J 1 - Photometry, e.g. photographic exposure meter (22,989) |
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| 04/25/2000 | CA2170217C Optical power detector, and multi-level digital transmission system incorporating the same |
| 04/20/2000 | WO2000022881A2 Ambient light sensor |
| 04/20/2000 | WO2000022420A1 Front-illuminated fluorescent screen for uv imaging |
| 04/20/2000 | WO2000022389A1 Dosimeter for assessing degree of illumination |
| 04/20/2000 | WO2000002254A3 Device for detecting electromagnetic radiation |
| 04/20/2000 | DE19941175A1 Ultraviolet light detector for laser monitoring in photolithography has coating which converts incident UV radiation into light of longer wavelength |
| 04/20/2000 | DE19843841A1 Measuring cell for photometric measurements of flowing media has transmission window facing reception window across opening, with spacing of windows smaller than diameter of opening |
| 04/19/2000 | EP0993491A1 Devices for absorbing infrared radiation comprising a quasi-crystalline element |
| 04/19/2000 | CN1251208A Photoelectric conversion integrated circuit device |
| 04/18/2000 | US6052626 Parametric analyzing method for calculating light intensity |
| 04/18/2000 | US6052395 Pulse laser |
| 04/18/2000 | US6050387 Device and method for identifying bank note |
| 04/13/2000 | WO2000021115A2 Photomultiplier tube circuit |
| 04/13/2000 | WO2000021046A1 Signaling fire detector |
| 04/13/2000 | DE19846002A1 Lichtkonstrasttaster Lichtkonstrasttaster |
| 04/13/2000 | DE19845553A1 Brandmelder Fire alarm |
| 04/12/2000 | EP0993053A1 Infrared detector integrated with a waveguide and method of manufacturing |
| 04/12/2000 | EP0992771A2 Luminous contrast detector |
| 04/12/2000 | EP0992180A1 Method for automatically controlling the intensity of a lighting used in units for detecting a position and/or for quality control |
| 04/12/2000 | EP0991923A1 Method and apparatus for detecting low light levels |
| 04/12/2000 | EP0991522A1 Printed document having a value and comprising a luminescent authenticity feature |
| 04/11/2000 | US6049116 Two-color infrared detector and fabrication method thereof |
| 04/11/2000 | US6049080 Pyroelectric infrared sensor device |
| 04/11/2000 | US6048188 Stereolithographic curl reduction |
| 04/06/2000 | DE19841083A1 Characterization of laser beam; involves using beam-shaping optical element to divide beam into sub-beams for detection using sensor with spatial resolution |
| 04/05/2000 | EP0859947A4 Device and method for optical package for providing feedback |
| 04/05/2000 | CN2372675Y Color picture tube or display tube parasitic emission detector |
| 04/05/2000 | CN2372674Y Radio-frequency lamp |
| 04/04/2000 | US6046485 Large area low mass IR pixel having tailored cross section |
| 04/04/2000 | US6046455 Medical diagnosis; diyne monomer as photochromic agent |
| 04/04/2000 | US6044632 Backup proximity sensor for a vehicle |
| 04/04/2000 | CA2235238C High energy laser focal sensor |
| 03/30/2000 | DE19843984A1 IR sensor array production comprises etching a recess in a semiconductor substrate after depositing a membrane on the substrate surface |
| 03/30/2000 | DE19809792C2 Vorrichtung zur Messung der Emission und/oder Absorption eines heißen Gases oder Plasmas Apparatus for measuring the emission and / or absorption of a hot gas or plasma |
| 03/29/2000 | EP0988644A1 Infrared camera |
| 03/28/2000 | US6044256 Terminal device with detector |
| 03/28/2000 | US6043480 Light measuring device capable of measuring optical power level easily with high accuracy |
| 03/15/2000 | EP0986253A1 Offset correction for infrared camera |
| 03/15/2000 | CN1247320A Method for measuring solar constant |
| 03/14/2000 | US6037643 Photocell layout for high-speed optical navigation microchips |
| 03/14/2000 | US6037597 Non-destructive detection systems and methods |
| 03/14/2000 | US6037593 Catoptric optical system for detecting motion of a radiant source |
| 03/14/2000 | US6037591 Method of measuring the intensity of radiation transmitted through a body |
| 03/14/2000 | US6036911 Method of making a three-dimensional object by stereolithography |
| 03/14/2000 | US6036872 Method for making a wafer-pair having sealed chambers |
| 03/09/2000 | WO2000012979A1 Sensitive element for an ultraviolet radiation detector and method for making the same |
| 03/08/2000 | EP0983491A1 Pyroelectric detector feedback amplifier with low frequency response |
| 03/07/2000 | US6034374 Thermal infrared sensors, imaging devices, and manufacturing methods for such sensors |
| 03/07/2000 | US6034369 Thermal infrared detecting device capable of detecting infrared rays without influence of operating temperature |
| 03/07/2000 | US6034365 Multiple explosion timing detection device using photodetector array |
| 03/02/2000 | WO2000011440A1 Ultraviolet detector |
| 03/01/2000 | EP0982572A1 Ultraviolet radiation indicator |
| 03/01/2000 | EP0768003B1 Staring infrared focal plane array with on-focal plane array adaptive dynamic range control electronics |
| 03/01/2000 | EP0700557B1 Signal evaluation circuit for a movement detector |
| 03/01/2000 | CN1245977A Infield-aided metal ultramicro-particle/medium composite photoelectric emitting film and its application |
| 03/01/2000 | CN1245893A Light emitting diode detector and its application in transmission system |
| 02/29/2000 | US6031231 Infrared focal plane array |
| 02/23/2000 | CN2364886Y Ultraviolet ray radiation intensity detecting and sterilizing apparatus |
| 02/22/2000 | US6029014 Light measuring apparatus and camera using the light measuring apparatus |
| 02/22/2000 | US6028686 Energy-depleted radiation apparatus and method |
| 02/22/2000 | US6028682 Scanning device for pixel-by-pixel photoelectric measurement of a measured object |
| 02/22/2000 | US6027682 Forming successive cross-sections of the object from a material which is normally solid but which is made flowable, using data manipulation for converting three-dimentional object representation into cross-sectional representations |
| 02/22/2000 | CA2081680C Spectrometer for conducting turbidimetric and colorimetric measurements |
| 02/16/2000 | EP0979993A2 A method of preselecting flashlamp voltages for assays |
| 02/16/2000 | CN1244656A Detection method for monochrome line and color line in optical scanner |
| 02/15/2000 | US6025587 Device for the detection of optical parameters of a laser beam |
| 02/10/2000 | DE19833176A1 Apparatus for measuring and displaying ultraviolet radiation for use e.g. on wrist watch, clothing, vehicle, window, outdoor display or packaging uses sodalite mineral for displaying radiation as color change |
| 02/09/2000 | EP0977670A1 Printed document having a value and comprising a luminescent authenticity feature |
| 02/08/2000 | US6023358 Apparatus for analyzing a multi-port optical network |
| 02/08/2000 | US6023066 Ultraviolet radiometer |
| 02/08/2000 | US6023053 Laser output measuring apparatus |
| 02/03/2000 | WO2000005536A1 Solar blind uv viewing apparatus and camera |
| 02/02/2000 | EP0977268A2 Photoelectric conversion apparatus, driving method thereof and information processing apparatus using the same |
| 02/02/2000 | EP0975838A1 Document having a value |
| 02/02/2000 | EP0975469A1 Printed document having a value and comprising a luminescent authenticity feature based on a host lattice |
| 02/02/2000 | EP0975468A1 Printed document having a value, with luminescent authenticity feature |
| 02/02/2000 | EP0943174A4 Microwave active solid state cold/warm noise source |
| 02/01/2000 | US6021279 Colorimetric device for use in a camera |
| 01/26/2000 | EP0975025A1 Photoelectric conversion integrated circuit device |
| 01/26/2000 | EP0974027A1 Calibration medium for uv absorbance detectors |
| 01/25/2000 | CA2135819C Use of test strips to prevent sunburn |
| 01/20/2000 | WO2000003226A1 Dye desorption molecular indicator |
| 01/19/2000 | EP0973019A1 Multi-array sensor and method of identifying events using the same |
| 01/19/2000 | EP0876583A4 Radiant energy transducing apparatus with constructive occlusion |
| 01/19/2000 | CN1242093A Light detection device |
| 01/18/2000 | US6016192 External calibration system for a photo multiplier tube |
| 01/18/2000 | US6015621 Ultraviolet sensitive dosimeters, diazonium compounds for absorption |
| 01/13/2000 | WO2000002260A1 Optical power measurement in photonic integrated devices |
| 01/13/2000 | WO2000002254A2 Device for detecting electromagnetic radiation |
| 01/13/2000 | DE19923606A1 Vorrichtung zur Erfassung elektromagnetischer Strahlung A device for detecting electromagnetic radiation, |
| 01/13/2000 | DE19826409A1 Radiation source radiation characteristic measurement |
| 01/13/2000 | CA2336165A1 Optical power measurement in photonic integrated devices |
| 01/12/2000 | EP0970353A1 Device and process for extinguishing a source |
| 01/12/2000 | EP0970352A1 Elastic radiation scatter-detecting safety device, analyzer apparatus provided with safety device, and method for controlling a laser excitation source |
| 01/12/2000 | EP0795120A4 Method and apparatus for calibrating a laser wavelength control mechanism |
| 01/11/2000 | US6014525 Photometric device |
| 01/11/2000 | US6013919 Flame sensor with dynamic sensitivity adjustment |
| 01/11/2000 | US6013914 Circuit for detecting electromagnetic radiation |
| 01/11/2000 | US6013912 Multispectral semiconductor resonant-cavity detector sensitive in at least two wavelength bands |
| 01/11/2000 | US6013911 Lamp illumination control system and method |