Patents for G01J 3 - Spectrometry; Spectrophotometry; Monochromators; Measuring colours (33,177) |
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01/04/1994 | US5276500 Interferometer device, in particular a stellar interferometer device, incorporating a delay line |
01/04/1994 | US5276499 Spectrophotometer |
01/04/1994 | US5276321 Airborne multiband imaging spectrometer |
01/04/1994 | US5275566 Color distinguishing card set |
12/29/1993 | EP0575712A2 Spectrophotometric blood analysis |
12/29/1993 | CN2151455Y Reflective infrared polarized parameter tester |
12/28/1993 | US5274438 Can-measuring densitomer |
12/28/1993 | US5274435 Grating monochromators and spectrometers based on surface normal rotation |
12/28/1993 | CA1325583C Visual analytical tracer and method for detection and quantitative analysis for water treatment chemicals |
12/28/1993 | CA1325529C Standardization of spectral lines |
12/23/1993 | WO1993026033A1 Method for scanning photodiodes |
12/23/1993 | WO1993025894A1 Process for calibrating an image processing system |
12/23/1993 | WO1993025890A1 Multicomponent analysis of ft-ir spectra |
12/23/1993 | WO1993025877A1 Use of vanadium oxide in microbolometer sensors |
12/23/1993 | WO1993025876A1 Optical spectrophotometer having a multi-element light source |
12/23/1993 | WO1993025875A1 Radiation detector and measuring equipment for ultra-violet radiation |
12/23/1993 | DE4218971A1 Verfahren zur Kalibrierung eines Bildverarbeitungssystems Method for calibrating an image processing system |
12/22/1993 | CN1079820A Fabry-Perot with coated mirrors |
12/21/1993 | US5272518 Colorimeter and calibration system |
12/21/1993 | US5272345 Calibration method and apparatus for measuring the concentration of components in a fluid |
12/21/1993 | US5272332 Laser discrimination device |
12/15/1993 | EP0574170A1 Unitary mirror and mirror system for infrared spectrometers and the like |
12/15/1993 | EP0573428A1 Detection and control of aromatic compounds in combustion effluent |
12/14/1993 | US5270790 Moving reflector driving part of a Michelson inteferometer |
12/14/1993 | US5270540 Monitor calibrator housing and mounting bracket |
12/14/1993 | US5270536 Method of using DC photocurrent measurements to sense wavelength or color of light or to characterize semiconductor materials |
12/11/1993 | CA2070847A1 Multicomponent analysis of ft-ir spectra |
12/09/1993 | WO1993024074A1 Device for the preparation of a given quantity of a dental restoration material |
12/08/1993 | EP0573309A1 System and method for processing optical signals |
12/08/1993 | EP0572705A1 Method and device for making colour separations of a multicolour pattern |
12/07/1993 | US5268754 Method and a device for converting a color coordinate set |
12/07/1993 | US5268745 Light radiation absorption gas detector |
12/07/1993 | US5268737 Method and apparatus for calibrating a spectrophotometer |
11/30/1993 | US5267178 Photometric process and computer controlled photometer |
11/30/1993 | US5267019 Method and apparatus for reducing fringe interference in laser spectroscopy |
11/30/1993 | US5267010 Laser radar device |
11/30/1993 | US5266792 Temperature compensated optical detector |
11/30/1993 | CA1324818C Blood constituent monitoring apparatus and methods with frequency division multiplexing |
11/25/1993 | DE4216653A1 Paper machine - has dual detectors in the drying range to sense a break in the paper |
11/24/1993 | EP0571022A1 Fabry-perot with coated mirrors |
11/23/1993 | US5264957 Acoustic-optic dispersive light filter |
11/23/1993 | CA1324502C Portable spectrophotometer |
11/23/1993 | CA1324501C Dual beam multichannel spectrophotometer |
11/20/1993 | CA2096455A1 Fabry-perot with coated mirrors |
11/18/1993 | EP0570243A1 Wavelength measuring device and laser apparatus equipped with the device |
11/18/1993 | EP0570124A1 Integrated nonlinear waveguide spectrometer |
11/18/1993 | EP0570003A2 Rendering apparatus, multispectral image scanner, and three-dimensional automatic gonio-spectrophotometer |
11/18/1993 | DE4215871A1 Michelson interferometer for Fourier transform spectrometry - has transparent plate mounted on rotary shaft at angle to normal and supporting opposing ring-shaped mirror surfaces between which beam is reflected from and to divider-combiner in opposite directions. |
11/16/1993 | US5262961 Method for monitoring and controlling a chemical process |
11/16/1993 | US5262845 Optical accessory for variable angle reflection spectroscopy |
11/16/1993 | US5262840 Multispectral reflectometer |
11/16/1993 | US5262644 Remote spectroscopy for raman and brillouin scattering |
11/16/1993 | US5262635 Techniques for correcting non-linearity in a photodetector using predefined calibration information |
11/16/1993 | CA2095472A1 Wavelength measuring device and laser apperatus equipped with the device |
11/11/1993 | WO1993022655A1 Acousto-optic tunable filter-based surface scanning system and process |
11/11/1993 | WO1993022636A1 Monochromator |
11/11/1993 | WO1993021794A1 Method for making up the face, especially the eyes, and device for carrying out said method |
11/11/1993 | DE4214840A1 Infrared absorption spectroscopy system or White cell for simultaneous analysis of constituents of fluid - provides wall of measurement cell with mirrors and interference filters behind which are located photodiode detectors. |
11/11/1993 | CA2134985A1 Method for making up the face, especially the eyes, and device for carrying out said method |
11/11/1993 | CA2133307A1 Acousto-optic tunable filter-based surface scanning system and process |
11/10/1993 | EP0569291A1 Procedure for the making-up of a face, in particular the eyes and a device for carrying out the same |
11/10/1993 | EP0569104A1 Portable spectrophotometer |
11/09/1993 | US5260767 Compact all-reflective imaging spectrometer |
11/09/1993 | US5260574 Infrared densitometer |
11/09/1993 | CA2095261A1 Portable spectrophotometer |
11/09/1993 | CA1324069C Test sample color comparison device |
11/03/1993 | EP0568182A1 Infrared detector of the type used in infrared spectrometers |
11/03/1993 | EP0567994A1 Spectral band variable type radiometer |
11/03/1993 | EP0538252A4 Technique for improving the resolution of an a/d converter in a spectrometer using dither |
10/28/1993 | WO1993021548A1 Optical component comprising prisms and a grating |
10/27/1993 | EP0567274A1 Hollow cathode discharge tube |
10/27/1993 | EP0463019B1 A method for distinguishing overlapping absorption bands of an infrared spectrum from one another |
10/27/1993 | EP0408697B1 Device for point-by-point measurement of coloured originals |
10/26/1993 | US5257202 Method and means for parallel frequency acquisition in frequency domain fluorometry |
10/26/1993 | US5257086 Optical spectrophotometer having a multi-element light source |
10/26/1993 | US5257085 Spectrally dispersive imaging lidar system |
10/20/1993 | EP0565776A1 Color image sensing apparatus and method |
10/20/1993 | EP0380580B1 Multi-channel molecular gas analysis by laser-activated raman light scattering |
10/19/1993 | US5255350 Process for computing dyeing and printing recipes in accordance with a given shade |
10/19/1993 | US5255087 Imaging apparatus and endoscope apparatus using the same |
10/19/1993 | US5255073 Apparatus for emitting and receiving light |
10/19/1993 | US5255071 Photoreflectance method and apparatus utilizing acousto-optic modulation |
10/19/1993 | US5255067 Substrate and apparatus for surface enhanced Raman spectroscopy |
10/19/1993 | US5254978 Reference color selection system |
10/19/1993 | CA1323207C Densitometer method and system for identifying and analyzing printed targets |
10/19/1993 | CA1323205C Multi-channel molecular gas analysis by laser-activated raman light scattering |
10/13/1993 | EP0565261A1 Optical devices |
10/13/1993 | EP0565069A1 Adjustable diaphragm and manufacturing process |
10/13/1993 | EP0564625A1 Regulated infrared source |
10/13/1993 | CN2143771Y Measuring device for pulp whiteness |
10/12/1993 | US5253183 Obtaining a spectrogram from a single scanning of interference fringes |
10/07/1993 | DE4310597A1 Reference material set of dye solns. corresponing to ASTM colours - used for calibration of photoelectric colourimeters, for measuring crude oil products |
10/06/1993 | EP0564355A1 Photoreceiver for frequency-modulated optical signals |
10/06/1993 | EP0564157A1 Apparatus for analyzing particles |
10/06/1993 | EP0563498A1 Multicolour printing process, especially multicolour raster silk screen printing process |
10/06/1993 | EP0563314A1 Planar waveguide spectrograph |
10/06/1993 | CN1077028A Method of and apparatus for object or surface inspection employing multicolor reflection discrimination |
10/06/1993 | CN1077022A Optical multiway analyser with high spectral resolution |
10/05/1993 | US5251275 Tunable fiber Fabry-Perot etalon optical filter |
10/05/1993 | US5251121 Power supplies |