Patents for G01J 1 - Photometry, e.g. photographic exposure meter (22,989) |
---|
08/21/1984 | US4467208 Radiation sensor containing fluorescible material |
08/21/1984 | US4467204 Polarimeter system |
08/21/1984 | US4467203 Low noise amplifier and method for energy biased radiation sensitive receiver |
08/21/1984 | US4467192 Optical receiver |
08/21/1984 | US4466941 Photosensitive compositions and products |
08/16/1984 | WO1984003176A1 Self-compensating hydrostatic flattening of semiconductor substrates |
08/15/1984 | EP0115902A2 Spectrophotometer |
08/14/1984 | US4465370 Light measuring device |
08/14/1984 | US4465369 Light measuring device |
08/14/1984 | US4465354 System and method for calculating a light information value |
08/08/1984 | EP0115294A2 Photometric device |
08/08/1984 | EP0115025A2 Optical sensor |
08/07/1984 | US4464049 Illumination flicker meter |
07/31/1984 | US4463261 Analysis apparatus |
07/31/1984 | US4463258 Imaging apparatus |
07/31/1984 | US4462688 Spectrally tailored wafer chuck shaped light meter |
07/25/1984 | EP0114053A2 Device for determining the angle of incidence of optical radiation |
07/18/1984 | EP0113468A2 Optical device for deflecting optical rays |
07/17/1984 | US4460263 Apparatus for calculating and displaying and/or controlling exposure parameters for photographic pictures |
07/10/1984 | US4459484 Radiation detector for a flame alarm |
07/03/1984 | US4458147 Apparatus for evaluating optical signals |
06/19/1984 | US4455487 Fire detection system with IR and UV ratio detector |
06/19/1984 | US4455070 Compensating circuit for an infrared-ray signal detection device in an auto focus camera |
06/19/1984 | US4454658 Device to locate communication satellites |
06/12/1984 | US4453813 Photometric device for single-lens reflex camera |
06/05/1984 | US4452072 Combustion condition sensor |
05/30/1984 | EP0109712A2 Infrared thermal detector |
05/22/1984 | US4449822 Exposure indicator |
05/22/1984 | US4449821 Process colorimeter |
05/16/1984 | EP0108375A2 Inspection method for electron beam engraved printing surfaces |
05/15/1984 | US4448529 Spectral analysis of a beam of radiation |
05/08/1984 | US4447151 Method and apparatus for fast laser pulse detection using gaseous plasmas |
05/08/1984 | US4446723 Optical combustion event sensor structure particularly knock sensor for an internal combustion engine |
05/08/1984 | CA1167133A1 Selective ultraviolet signal amplifier circuit |
05/02/1984 | EP0107425A2 Radiation pattern change detection |
05/01/1984 | US4446372 Detector cold shield |
05/01/1984 | US4446106 Analysis system |
04/25/1984 | EP0106728A1 Method and device for the stabilization of the gain of a photosensitive avalanche element |
04/25/1984 | EP0106721A2 System for the observation and automatic quantitative valuation of events detectable by fluorescence |
04/25/1984 | EP0106200A1 Equipment for the automatic switching and control of room illumination |
04/24/1984 | US4445034 Compound infrared detector |
04/24/1984 | US4444499 Detector for use in optical measuring instruments |
04/24/1984 | EP0094946A4 Measuring intensities of illumination over a light beam. |
04/03/1984 | US4440506 Laser power meter |
03/29/1984 | WO1984001232A1 Discriminating fire sensor with thermal override capability |
03/28/1984 | EP0103583A1 Improvements in or relating to light detecting and measuring devices. |
03/27/1984 | CA1164555A1 Photodetector signal control |
03/20/1984 | US4437763 Control of detector gain hysteresis in a single beam spectrophotometer |
03/20/1984 | US4437762 Control of detector gain hysteresis in a single beam spectrophotometer |
03/13/1984 | US4436994 Photomultiplier detector protection device and method |
03/07/1984 | EP0102282A2 Method and device for measuring small amounts of gaseous components |
03/07/1984 | EP0102101A1 Pyroelectric infra-red radiation detector |
03/06/1984 | US4435462 Infra-red detector elements |
03/06/1984 | US4435078 Electronic light beam tester |
03/06/1984 | CA1163115A1 Electronic light beam tester |
02/28/1984 | US4433914 Exposure meter |
02/22/1984 | EP0101078A2 Transmitter-receiver device for an optical fibre sensor system |
02/22/1984 | EP0101055A1 Device for sensing moving light source |
02/21/1984 | US4432595 Optical element for photographic radiometer |
02/14/1984 | US4431924 Code system in a multi-channel analysis equipment and a device related to the system |
02/08/1984 | EP0099920A1 Teaching or amusement apparatus. |
02/07/1984 | US4430000 Radiation measuring system |
01/31/1984 | CA1161568A1 Discharging element energizing circuit for discharge- type fire alarm sensor unit |
01/10/1984 | US4425502 Pyroelectric detector |
01/05/1984 | WO1984000063A1 Dosimeter for photometric applications |
01/03/1984 | US4424440 Automatic photocell loading |
12/27/1983 | US4422323 Combustion process observation element construction |
12/27/1983 | US4422321 Combustion process sensor construction |
12/21/1983 | EP0096325A2 Method and apparatus for determining the contrast threshold perceptable by the human eye |
12/20/1983 | CA1159133A1 Schottky barrier photovoltaic detector and process |
12/20/1983 | CA1158890A1 Photometric analyser for studying automatically complex solutions |
12/13/1983 | US4420252 Light measuring device for controlling exposure |
12/06/1983 | US4419212 Combination gas oxygen concentration and combustion light sensor |
12/06/1983 | US4418452 X-Ray detector |
12/06/1983 | CA1158081A1 Scanning mirror arrangement |
11/30/1983 | EP0095201A1 Reproduction camera |
11/30/1983 | EP0094946A1 Measuring intensities of illumination over a light beam |
11/29/1983 | US4417812 Circuit arrangement for determining the characteristics of liquids and/or gases, in particular the hemoglobin content of the blood |
11/23/1983 | EP0094706A2 Gas analyser |
11/23/1983 | EP0094410A1 A method for comparison between a first optical signal and at least one other signal. |
11/22/1983 | US4417217 Discharging element energizing circuit for discharge-type fire alarm sensor unit |
11/15/1983 | US4415809 Electro-optical analyzer for measuring percentage by weight of fat, protein and lactose in milk |
11/08/1983 | US4413916 Power meter for lasers |
11/08/1983 | US4413509 Combustion process parameter sensor |
11/01/1983 | US4413179 Mechanical vibrator for light beam chopper |
11/01/1983 | US4412730 Metering device |
11/01/1983 | US4412446 Optical combustion sensor, particularly for use with internal combustion engines |
10/26/1983 | EP0092330A2 Infra red photo detector systems |
10/25/1983 | US4411521 Optoelectric detection device especially for laser radiation |
10/18/1983 | US4409815 Combustion process sensor arrangement |
10/12/1983 | EP0091394A1 Fibre-optical device for measuring physical quantities |
10/12/1983 | EP0033332B1 Method for analysing the visibility conditions in a traffic scene |
10/04/1983 | CA1154608A1 Method and apparatus for detecting fluorescence under ambient light conditions |
09/28/1983 | EP0089437A1 Method of and apparatus for measuring the power output of lasers |
09/27/1983 | US4406996 Intensity compensator circuit for optical sensor in bank note machine |
09/13/1983 | US4403861 Photometric analyzer for automatically studying complex solutions |
09/13/1983 | US4403826 Ultraviolet radiation detector |
09/07/1983 | EP0087827A1 Infra-red radiation detectors |
09/07/1983 | EP0087535A1 Apparatus and method for measuring optically active materials |
09/06/1983 | CA1153218A1 Method and apparatus for monitoring light signals from liquid medium |