Patents for G01J 3 - Spectrometry; Spectrophotometry; Monochromators; Measuring colours (33,177) |
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07/06/1993 | US5225678 Spectoscopic sampling accessory having dual measuring and viewing systems |
07/06/1993 | CA1319990C Method of transforming the light-source color data and the nonluminous object color data |
06/30/1993 | EP0549442A1 Method and device for determining the colour of a translucent object, such as a tooth |
06/30/1993 | EP0548830A1 Spectrometer with spatial light modulator |
06/30/1993 | EP0548418A1 Non-invasive determination of glucose concentration in body of patient |
06/30/1993 | EP0383829A4 Infrared emission detection |
06/29/1993 | US5223918 Fiber optic color balance monitor |
06/29/1993 | US5223916 Device for discriminating variations in the magnitudes of color differences |
06/29/1993 | US5223913 Spectrophotometer |
06/29/1993 | US5223910 Interferometer devices, especially for scanning type multiplex fourier transform spectrometry |
06/29/1993 | US5223715 Process for spectrophotometric analysis |
06/29/1993 | CA1319531C Remote spectrophotometer |
06/24/1993 | WO1993012417A1 Sensor and method for measurement of select components of a material |
06/24/1993 | CA2085800A1 Process and device for determining the colour of a translucid object, such as a tooth |
06/23/1993 | EP0548027A2 Apparatus for spectro photometric analysis |
06/23/1993 | EP0547623A1 Spectroanalyzer |
06/23/1993 | EP0547077A1 Tunable liquid-crystal etalon filter |
06/23/1993 | CN1021370C Flying-spot type chromatoscanner |
06/22/1993 | US5222154 System and method for spot color extraction |
06/22/1993 | US5221959 Color discrimination data input apparatus |
06/22/1993 | US5221957 Nonuniform holographic filter in a spectroscopic system |
06/22/1993 | US5221920 Method for determining color tolerancing of displays |
06/22/1993 | CA1319272C Densitometer with error correction |
06/21/1993 | CA2084923A1 Slm spectrometer |
06/17/1993 | DE4237268A1 Improving optical measurement stability in UV appts. for determining material characteristics - flushing optically disturbing gas, e.g. ozone produced by oxidation, from optical path using inert gas |
06/17/1993 | DE4140988A1 Thermal light source from target - used as gas discharge lamps in optical region of electromagnetic spectrum |
06/16/1993 | EP0546869A2 Spectro-specific diffractive elements as sources of radiation |
06/16/1993 | EP0546148A1 Laser radar device. |
06/16/1993 | EP0545949A1 Self-compensating focs and other chemical sensors |
06/15/1993 | US5220403 Apparatus and a method for high numerical aperture microscopic examination of materials |
06/15/1993 | US5220173 Pulsating infrared radiation source |
06/10/1993 | WO1993011444A1 Spectral discrimination using temporal mapping of light pulses through optical filters |
06/10/1993 | WO1993011424A1 Infrared chemical vapor detector and method |
06/10/1993 | CA2125046A1 Spectral discrimination using temporal mapping of light pulses through optical filters |
06/10/1993 | CA2125038A1 Infrared chemical vapor detector and method |
06/09/1993 | CN1021130C Wavelength dispersion electrophoresis apparatus |
06/08/1993 | US5218555 Method for judging a color difference using rules fuzzy inference and apparatus therefor |
06/08/1993 | US5218553 Method for determining concentrations by means of atomic emission spectroscopy |
06/08/1993 | US5218473 Leakage-corrected linear variable filter |
06/08/1993 | US5218422 Interferometric analyzer for multiple substance detection |
06/08/1993 | US5218421 Wavelength detecting apparatus |
06/03/1993 | DE4215165A1 Miniaturised raster scanning light source, e.g. for spectral photometer - sequentially activates two or more different sources in UV to IR region by electrical switching |
06/01/1993 | US5216727 Integrated nonlinear waveguide spectrometer |
06/01/1993 | US5216484 Real-time imaging spectrometer |
06/01/1993 | US5216482 Apparatus for emission spectrochemical analysis |
06/01/1993 | US5215011 Device for scanning pale color marks on a printing machine |
05/27/1993 | WO1993010553A1 Technique for correcting non-linearity in a photodetector |
05/27/1993 | WO1993010425A1 Spectroscopic sampling accessory having dual measuring and viewing system |
05/27/1993 | DE4138418A1 Detector for measuring optical properties of CRT faceplate - uses halogen light source, optical fibres and photodiodes to detect reflected components in selected frequency bands for grey scale evaluation |
05/27/1993 | DE4138242A1 Portable photometric device for rapid gas analysis during fires - has number of channels for simultaneous determn. of light intensity in number of wavelength regions, display elements, etc. |
05/27/1993 | CA2122449A1 Technique for correcting non-linearity in a photodetector |
05/26/1993 | EP0543578A1 Spectroscopic apparatus and methods |
05/26/1993 | EP0543160A1 Optical spectrum analyzer |
05/26/1993 | EP0542962A1 Confocal spectroscopy. |
05/26/1993 | EP0345327B1 Wedge-filter spectrometer |
05/26/1993 | CN1020957C Fast surface spectrum detector |
05/25/1993 | US5214494 Light sensor with an adjustable spectral characteristic |
05/18/1993 | US5212748 Fiber optic mixer and spectrometer |
05/18/1993 | US5212538 Fluorescence measurement apparatus with an automatic recorder full-scale setting function |
05/18/1993 | US5212537 Optical test apparatus |
05/18/1993 | US5212536 Fresnel lens based spectroscopic detector |
05/18/1993 | CA1317782C Method of measuring multicomponent constituency of gas emission flow |
05/13/1993 | WO1993009422A1 Sensor |
05/13/1993 | WO1993009412A1 Regulated infrared source |
05/13/1993 | WO1993008925A1 Multiple coat measurement and control |
05/13/1993 | DE4136536A1 Fourier spectrometer system for determining optical spectrum of radiation - uses Fourier transformation of measured optical interferogram so that measuring and reference beams produce interferogram of measured radiation to be analysed |
05/12/1993 | EP0540966A1 Optical spectrum analyzer having double-pass monochromator |
05/11/1993 | US5210590 Rapid scanning spectrographic analyzer |
05/07/1993 | CA2082338A1 Fourier spectrometer arrangement and method of operating a fourier spectrometer |
05/05/1993 | EP0539943A1 A method and apparatus for automatically calibrating a CRT display |
05/05/1993 | EP0539642A1 Method for determining the composition of a compound color which is a mixture of basic component colors |
05/04/1993 | US5208674 Micro-dispersion electronic camera |
05/04/1993 | US5208651 Apparatus and method for measuring fluorescence intensities at a plurality of wavelengths and lifetimes |
05/04/1993 | US5208648 Apparatus and a method for high numerical aperture microscopic examination of materials |
04/29/1993 | CA2099124A1 Regulated infrared source |
04/28/1993 | EP0538664A2 Method and device for determining optical spectral shifts caused by physical or chemical effects |
04/28/1993 | EP0538589A1 Infrared warning system |
04/28/1993 | EP0538252A1 Technique for improving the resolution of an a/d converter in a spectrometer using dither. |
04/27/1993 | US5206918 Color analysis based upon transformation to spherical coordinates |
04/27/1993 | US5206765 Precision slit of adjustable width for a spectral instrument |
04/27/1993 | US5206708 Apparatus for the simultaneous detection of ranges of wavelengths |
04/27/1993 | US5206707 Apparatus for the analysis of print control fields |
04/27/1993 | US5206701 Apparatus for near-infrared spectrophotometric analysis |
04/27/1993 | US5206176 Detection and control of aromatic compounds in combustion effluent |
04/27/1993 | CA1316706C Dynamic light scattering apparatus |
04/21/1993 | EP0538022A1 Optical detecting apparatus |
04/21/1993 | EP0407519B1 Interferometry device for fourier transform multiplex spectro-imaging apparatus and spectro-imaging apparatus containing the same |
04/21/1993 | EP0318499B1 Compact optical wavelength discriminator radiometer |
04/15/1993 | WO1993007470A1 Analyzer |
04/15/1993 | WO1993007454A1 Gas analysis system having buffer gas inputs to protect associated optical elements |
04/15/1993 | WO1993006944A1 Optics for a colour-sorting machine and a sorting method using these optics |
04/15/1993 | CA2119028A1 Gas analysis system having buffer gas inputs to protect associated optical elements |
04/14/1993 | EP0537054A2 Spectrometer |
04/14/1993 | EP0536727A1 Multispectral sensor |
04/13/1993 | US5202959 Color measurement |
04/13/1993 | US5202686 Infrared fourier transformation spectometer with plural analog-to-digital converters and interleaved amplification factors |
04/13/1993 | CA1316022C Real-time color comparator |
04/13/1993 | CA1316011C Vertical beam spectrophotometer |
04/10/1993 | CA2079515A1 Multispectral sensor |
04/07/1993 | EP0535753A2 Device for spectrometry with spectral band filtering |