| Patents for G01J 3 - Spectrometry; Spectrophotometry; Monochromators; Measuring colours (33,177) |
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| 06/22/1988 | EP0271602A1 Spectroscopic measurement system |
| 06/21/1988 | US4752892 Measuring elements of closed circuit systems for controlling-correcting the print in offset printing machines |
| 06/21/1988 | US4752689 Apparatus for evaluating the quality of rice grains |
| 06/21/1988 | US4752130 Optical systems utilizing a volume transmission diffraction element to provide wavelength tuning |
| 06/21/1988 | US4752129 Wavelength modulation derivative spectrometer |
| 06/15/1988 | EP0271087A2 Method of measuring the viscosity of an optical fibre preform |
| 06/14/1988 | US4750834 Interferometer including stationary, electrically alterable optical masking device |
| 06/07/1988 | US4749851 Method and circuit for determining the wave-length of light |
| 06/07/1988 | US4749275 Optical power meter with automatic switching of photodetectors having different wavelength sensitivity characteristics |
| 06/02/1988 | WO1988004036A1 Monochromator arrangement |
| 06/02/1988 | WO1988004035A1 Radiation source operating at vacuum ultraviolet wavelengths |
| 06/01/1988 | CN87210106U Colorimetric instrument |
| 05/26/1988 | DE3639636A1 Automatic inspection of textile webs |
| 05/25/1988 | CN87208540U Worksite liquid colour tester |
| 05/25/1988 | CN85102218B Method and apparatus for measuring isotopic shifting spectrum |
| 05/24/1988 | US4746798 Compact optical wavelength discriminator radiometer |
| 05/24/1988 | US4746793 Mask for spectrophotometer photodiode array having a bridge portion that substantially covers each photodiode |
| 05/24/1988 | US4746214 Spectrophotometer |
| 05/24/1988 | CA1237177A1 Apparatus and method for remote sensing of gases, vapours or aerosols |
| 05/18/1988 | EP0267860A2 Method and device for analogous real-time spectral preselection, particularly in a system of artificial vision |
| 05/18/1988 | EP0267634A1 Optical device for the illumination of a sample in a spectroscopic ellipsometer with a high lateral resolution |
| 05/18/1988 | EP0267228A1 Method and apparatus for reducing the effects of vibrational disturbances on the frequency stability of a laser. |
| 05/17/1988 | US4745555 Method and apparatus for inventory control to optimize usage of colored fabric |
| 05/17/1988 | US4744667 Microspectrofluorimeter |
| 05/17/1988 | US4744657 Performing analysis through measurement of light transmission absorbance |
| 05/17/1988 | US4744634 Method and apparatus for reducing the effects of vibrational disturbances on the frequency stability of a laser |
| 05/17/1988 | CA1236704A1 Grating ozone spectrophotometer |
| 05/11/1988 | EP0266881A2 Method and apparatus for multiple optical assaying |
| 05/11/1988 | EP0266682A2 Spectrophotometer with line frequency slaved voltage-to-frequency converter system |
| 05/11/1988 | DE3706056A1 Process for generating and detecting optical spectra and a switching and sensor system, in particular for sewing and textiles automation |
| 05/10/1988 | US4743114 Fabry-Perot scanning and nutating imaging coherent radiometer |
| 05/10/1988 | US4743112 Imaging spectrometer |
| 05/10/1988 | US4743111 Emission spectrochemical analyzer |
| 05/05/1988 | DE3635684A1 Multispectral lamp arrangement |
| 05/03/1988 | US4742276 Regulated deuterium arc supply system |
| 05/03/1988 | US4742222 Selective optical detector apparatus utilizing longitudinal chromatic aberration |
| 04/27/1988 | EP0264397A1 Systems for the direct analysis of solid samples by atomic emission spectroscopy |
| 04/26/1988 | US4740082 Spectrophotometer |
| 04/19/1988 | US4739167 Device for synchronous modulation, synchronous light-path switch-over and control-signal derivation for step-drive controlled modulation and switch-over devices |
| 04/19/1988 | US4738535 Optical instrument employing fiber optics to direct light through tilting filter wheel |
| 04/19/1988 | US4738534 Vertical beam spectrophotometer |
| 04/13/1988 | EP0263613A2 An optical mixer for upconverting or downconverting an optical signal |
| 04/13/1988 | CN85104352B Method and device for analysing surface components of various metals |
| 04/12/1988 | US4737034 Rectangular impinging beam |
| 04/12/1988 | US4737030 Apparatus and method for analyzing spectral radiance |
| 04/07/1988 | WO1988002474A1 Optical wavelength monitor |
| 04/06/1988 | EP0262590A2 Devices and method for separating short-wavelength and long-wavelength signals |
| 04/06/1988 | EP0262140A1 Method and apparatus for determining parameters of gaseous substances. |
| 04/05/1988 | US4735507 Imaging coherent radiometer |
| 04/05/1988 | US4735505 Assembly for adjusting an optical element |
| 03/24/1988 | DE3631032A1 Spectrometer, method for calibrating a spectrometer and method for measuring the remission spectrum of an object under analysis by means of a spectrometer |
| 03/22/1988 | US4733397 Resonant cavity optical modulator |
| 03/22/1988 | US4732482 Method and apparatus for reducing the data rate in Fourier spectroscopy |
| 03/22/1988 | US4732481 Polarization interferometer |
| 03/22/1988 | US4732480 Interferometric device for detecting gas |
| 03/22/1988 | US4732476 Continuously rotating grating rapid-scan spectrophotometer |
| 03/17/1988 | DE3729960A1 Method for recipe formulation or tinting (toning) for dyes |
| 03/16/1988 | EP0260013A2 Mask for spectrophotometer diode array |
| 03/16/1988 | CN87105257A Intermittent power supply method of the pulse hollow cathode lamp |
| 03/15/1988 | US4731663 Method and apparatus for color identification |
| 03/15/1988 | US4731209 Method of making standard color models used for judging beef |
| 03/15/1988 | US4730922 Absorbance, turbidimetric, fluorescence and nephelometric photometer |
| 03/10/1988 | WO1988001730A1 Method and apparatus for distinguishing photoluminescent and reflecting surfaces in forensic science applications |
| 03/09/1988 | EP0258409A1 Economical spectrometer unit having simplified structure |
| 03/08/1988 | US4729658 Very wide spectral coverage grating spectrometer |
| 03/08/1988 | US4729657 Method of calibrating reflectance measuring devices |
| 03/02/1988 | EP0257229A2 Fotometer |
| 03/02/1988 | EP0257093A1 Microspectrofluorimeter |
| 03/02/1988 | CN87208911U Computer on slice direct-displaying content colorimeter |
| 03/02/1988 | CN87207081U Multi-type special colorimeter |
| 03/01/1988 | CA1233320A1 Method of removing a coating |
| 02/25/1988 | WO1988001397A1 Compact optical wavelength discriminator radiometer |
| 02/24/1988 | EP0256970A2 Device for the fast colour measuring of different samples |
| 02/24/1988 | EP0256300A2 Imaging coherent radiometer |
| 02/23/1988 | US4727498 Process for segmenting reservoir pores |
| 02/23/1988 | US4726657 Optical wavelength selective devices having rigid support structure |
| 02/16/1988 | US4725733 Apparatus and method for remotely detecting the presence of chemical warfare nerve agents in an air-released thermal cloud |
| 02/16/1988 | US4725140 Method of measuring specific binding reaction with the aid of polarized light beam and magnetic field |
| 02/16/1988 | CA1232841A1 Method and circuit arrangement for selective correction of hues and colors |
| 02/09/1988 | USRE32598 Feature extraction system for extracting a predetermined feature from a signal |
| 02/09/1988 | US4724329 High efficiency radiation source for infrared spectrometry |
| 02/09/1988 | US4724326 For determining fluorescence of materials in a scene being viewed |
| 02/09/1988 | US4723438 Spark spectroscopic high-pressure gas analyzer |
| 02/03/1988 | EP0255302A2 Improvements relating to spectrometers |
| 02/03/1988 | EP0254879A2 Multicomponent process-analysis system |
| 02/03/1988 | EP0186704A4 Automatic monochromator-testing system. |
| 02/02/1988 | US4722606 Analytical photometer, in particular multi-channel, applied to a centrifugal system adapted to perform practically simultaneous determination of the presence of different substances in a certain number of samples |
| 02/02/1988 | US4722604 Radiation interference devices |
| 01/28/1988 | WO1988000688A1 Imaging spectrometer |
| 01/27/1988 | EP0254326A2 Regulated deuterium arc supply system |
| 01/27/1988 | EP0254282A2 Spectroanalytical gas measuring apparatus |
| 01/27/1988 | EP0254204A2 Optical instrument employing fiber optics to direct light through tilting filter wheel |
| 01/20/1988 | EP0253731A1 Apparatus for quantifying an element by means of laser induced fluorescence in a high frequency plasma |
| 01/19/1988 | US4720628 Optical process for determining the endpoint of a process via analog multiplication of photocell signals |
| 01/14/1988 | DE3711590A1 Optische anordnung fuer simultanspektrometer Optical arrangement for simultaneous spectrometer |
| 01/14/1988 | DE3622075A1 Device for measuring inhomogeneous optical radiation, and method of measurement |
| 01/14/1988 | DE3622043A1 Device for colour measurement (colorimetry) |
| 01/13/1988 | EP0252496A2 Fabry-Perot scanning and nutating imaging coherent radiometer |
| 01/12/1988 | US4718765 Interferometric gas detector |
| 01/12/1988 | US4718764 Frequency agile spectrometer |