| Patents for G01J 1 - Photometry, e.g. photographic exposure meter (22,989) |
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| 12/02/1997 | US5693942 Infrared detector |
| 12/02/1997 | US5693934 Luminance detecting circuit in which plural photoinduced currents are amplified and combined onto a common current conductor |
| 11/26/1997 | EP0809092A2 Light sensing apparatus |
| 11/26/1997 | CN1165952A Measuring method for laser power and energy from beam outside |
| 11/25/1997 | US5691817 For measuring color characteristics of actual object samples under test |
| 11/25/1997 | US5691536 Photo-detector having a uniform output characteristic and fabricating method therefor |
| 11/25/1997 | CA2077721C Printing system having optical super-vision apparatus of a substrate running web, particularly a paper web |
| 11/20/1997 | WO1997043609A1 An environmentally insensitive optical sensor with improved noise cancellation |
| 11/20/1997 | WO1997043608A1 A method of and device for measuring uv-radiation from the sun |
| 11/20/1997 | WO1997043607A1 Method and apparatus for generating a control signal |
| 11/19/1997 | EP0807982A1 Resonant optical structure photodetector comprising a grating |
| 11/19/1997 | EP0807806A2 Circuit for the detection of electromagnetic radiation |
| 11/19/1997 | CN1165290A Large power laser mode measuring instrument |
| 11/19/1997 | CN1165289A Heat pipe laser power, energy meter |
| 11/18/1997 | US5689156 Circuit arrangement for detecting the amount of deposited electrode material on the wall of a lamp vessel |
| 11/13/1997 | WO1997042473A1 Characterizing the luminous intensity of a lamp |
| 11/13/1997 | DE19618601A1 Light detecting method, e.g. for bioluminescence measurements such as luminescence immunoassays |
| 11/12/1997 | EP0806650A2 Method and apparatus for measuring internal property distribution |
| 11/12/1997 | EP0806109A1 Radiation sensor arrangement for detecting the frequency of radiation impinging thereon |
| 11/12/1997 | EP0539454B1 Thermopile having reduced thermal noise |
| 11/11/1997 | US5686996 Device and method for aligning a laser |
| 11/11/1997 | US5686727 Ultraviolet exposure detection apparatus |
| 11/11/1997 | US5686723 Light sensing detector assembly with integral fiber optic light transmission elements |
| 11/11/1997 | US5686719 Method for finding viewing intervals for the control of instruments, star trackers, and sensors on earth and solar system object orbiting platforms |
| 11/11/1997 | US5686046 Luminometer |
| 11/06/1997 | DE4104055A1 Radiation beam detector especially for infrared system |
| 11/05/1997 | EP0805478A2 Electron tube |
| 11/04/1997 | US5684303 Pyroelectric infrared radiation detector |
| 11/04/1997 | US5684302 Pyrodetector element having a pyroelectric layer produced by oriented growth, and method for the fabrication of the element |
| 11/04/1997 | US5684294 Proximity and ambient light monitor |
| 10/30/1997 | WO1997040353A1 Pixel gray level detector |
| 10/30/1997 | DE19633553C1 Exposure measurement in photographic camera with reproduction system |
| 10/29/1997 | EP0803910A2 Infrared to visible light image conversion device |
| 10/29/1997 | EP0803052A1 Instrument for measuring the power of optical radiation, in particular laser radiation |
| 10/29/1997 | CN1163395A Nuclear physics measuring device for stereo directional radiative therapeutic equipment |
| 10/28/1997 | US5682042 Element of single-crystalline coper oxide perovskite material |
| 10/22/1997 | EP0802430A2 Opto-electronic sensor |
| 10/22/1997 | EP0802426A2 Moving object and transient event detection using rotation strip aperture image measurements |
| 10/22/1997 | EP0802425A2 Full aperture scene synthesis using rotating strip aperture image measurements |
| 10/22/1997 | EP0801726A1 Circuit for setting the operating point of an opto-electronic component |
| 10/22/1997 | EP0801725A1 Photodetector having an integrated function for elimination of the effects of stray light |
| 10/21/1997 | US5679953 Automatic threshold setting circuit |
| 10/21/1997 | US5678924 Power meter head for laser power measurement apparatus |
| 10/15/1997 | EP0801319A1 Outgoing efficiency control device, projection type display apparatus, infrared sensor and non-contact thermometer |
| 10/15/1997 | EP0801315A1 Electro-optical device for detecting the presence of a body at an adjustable distance, with background suppression |
| 10/15/1997 | EP0800707A1 Low power infrared scene projector array and method of manufacture |
| 10/15/1997 | CN1162125A Compensater for compensating optical distance variation through transparent material by thermal dilation |
| 10/14/1997 | US5677769 Optical sensor utilizing rare-earth-doped integrated-optic lasers |
| 10/14/1997 | US5677765 For measuring atomic scale vertical topographic dimensions |
| 10/14/1997 | US5677529 Passive infrared sensor using a pair of sensors and reflectors for a 270 degree field of view |
| 10/09/1997 | WO1997037372A1 Apparatus and method for spraying herbicide on weeds in a cotton field |
| 10/09/1997 | WO1997037199A1 Optical sensor with interference signal compensation |
| 10/09/1997 | CA2250889A1 Apparatus and method for spraying herbicide on weeds in a cotton field |
| 10/08/1997 | CN2264390Y Heat electricity-releasing red infrared detector |
| 10/07/1997 | US5675150 Active IR intrusion detector |
| 10/02/1997 | WO1997027503A3 Organic luminescent coating for light detectors |
| 10/02/1997 | DE19612660A1 Optische Sensorvorrichtung mit Störsignalkompensation An optical sensor device with interference immunity |
| 09/30/1997 | US5673282 Method and apparatus for monitoring performance of a laser transmitter |
| 09/30/1997 | US5673208 Computer-implemented method |
| 09/30/1997 | US5672903 Uncooled ybacuo thin film infrared detector |
| 09/30/1997 | US5672863 For detecting and counting containers |
| 09/25/1997 | WO1997035171A1 Radiation detection device |
| 09/25/1997 | DE19610538A1 Strahlungsermittlungsvorrichtung Radiation detection device |
| 09/24/1997 | EP0797256A2 Three band and four band multispectral structures having two simultaneous signal outputs |
| 09/24/1997 | EP0797255A2 Two spectral bands (LWIR, MWIR) detector |
| 09/24/1997 | EP0797107A2 Object detector and object detector system |
| 09/24/1997 | EP0616724B1 Electronic device and production method therefor |
| 09/24/1997 | CN2263339Y Writing luminous prompting device |
| 09/23/1997 | US5671324 Light beam heating apparatus with optical energy correction compensating for lamp electrode wear and aging |
| 09/23/1997 | US5670777 Photosensitive device and two frequency driving method thereof |
| 09/17/1997 | EP0795120A1 Method and apparatus for calibrating a laser wavelength control mechanism |
| 09/17/1997 | EP0700264B1 Low product alarm for solid products |
| 09/17/1997 | EP0693175A4 Combined headlamp and climate control sensor |
| 09/17/1997 | CN1159732A Infrared sensor |
| 09/17/1997 | CN1159574A Photochromism explosure meter |
| 09/16/1997 | US5668539 For detecting objects in a blind spot |
| 09/11/1997 | DE19609238A1 Opto=electronic sensor housing for mounting sensor with transmitter and receiver |
| 09/09/1997 | US5666574 Photo-detection methods and apparatus |
| 09/09/1997 | US5665958 Method and apparatus for exposure control in light-based measurement instruments |
| 09/04/1997 | WO1997032182A1 Method and apparatus for performing optical measurements using a fiber optic imaging guidewire, catheter or endoscope |
| 09/03/1997 | EP0793222A2 Optical apparatus |
| 09/03/1997 | EP0792509A1 Inspection system and spatial resolution technique for detecting explosives using combined neutron interrogation and x-ray imaging |
| 09/02/1997 | US5664242 Automatic exposure device and photometry device in a camera |
| 09/02/1997 | US5663564 Photovoltaic detector with integrated dark current offset correction |
| 08/28/1997 | WO1997031245A1 Synchronous detection system for multichannel infrared spectroscopy |
| 08/28/1997 | DE19606674A1 Room lighting control method e.g. for buildings |
| 08/27/1997 | EP0649517B1 Microstructure design for high ir sensitivity |
| 08/27/1997 | CN1158010A Infrared detector |
| 08/27/1997 | CN1157915A Scattered light measuring apparatus |
| 08/26/1997 | US5661558 Optical detector for flowing sample and optical detection method for flowing sample |
| 08/26/1997 | US5661556 System for measuring the total integrated scatter of a surface |
| 08/26/1997 | CA2063524C Optical sensor and method for producing the same |
| 08/19/1997 | US5659360 Image data circuit for correcting sensitivity differences between image sensors |
| 08/19/1997 | US5659316 Signal evaluation circuit for a motion detector |
| 08/19/1997 | US5659292 Apparatus including a fire sensor and a non-fire sensor |
| 08/19/1997 | US5658769 Process for the esterification of carboxylic acids with tertiary alcohols using a lipase from Candida antarctica |
| 08/13/1997 | EP0788454A1 Electro-optic sheet-sensing apparatus and method |
| 08/13/1997 | CN2259622Y Continuously-variable laser attenuator |
| 08/13/1997 | CN1156913A Low profile optical subassembly |
| 08/12/1997 | US5656816 Infrared detector and drive method therefor |