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6690467 |
Optical system and method for optically analyzing light from a sample
An optical system for analyzing light from a plurality of samples is provided. The optical system includes a plurality of holders adapted to have samples located therein, a collection lens, a...
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6043893 |
Manually portable reflectance spectrometer
Manually portable reflectance spectrometer and method of detection of absorption and reflection of light, wherein the visible and invisible (infrared) light is derived from LEDs. A phototransistor...
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5594547 |
Multielement atomic absorption spectrometer and measurement method using such an atomic absorption spectrometer
The invention relates to a multielement atomic absorption spectrometer for simultaneously performing measurements for determining both one element and a plurality of elements under optimum...
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EP0332211B1 |
Echelle-spectrometer for exploring high resolution part spectra of an echelle spectrum
Abstract not available for EP0332211 Abstract of corresponding document: US4940325 The invention refers to a device for investigating highly resolved partial spectra of an échelle spectrum, being...
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5402227 |
High resolution multiple channel imaging spectrometer
A high resolution multiple channel imaging spectrometer employing a pair of reflective gratings to create and separate, respectively, a spectrum of discrete spectral channels having high throughput...
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5321970 |
Method and apparatus for calibrating a spectrometer
A calibration device for use in a spectrometer has a source of electromagnetic radiation, a detector for detecting electromagnetic radiation from the source, a device for recording the output of...
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5265172 |
Method and apparatus for producing optical flow using multi-spectral images
A method and apparatus for producing optical flow obtains a first image of a first spectral region of a field of view, obtains a second image of a second spectral region of the field of view, and...
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5018856 |
Continuum source atomic absorption spectrometry
The instant invention relates to a process and apparatus for atomic absorption analysis, utilizing: atomization of a sample (containing one or more elements), illuminating the atomized sample with...
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EP0332211A2 |
Arrangement for exploring high resolution part spectra of an echelle spectrum.
Abstract not available for EP0332211 Abstract of corresponding document: US4940325 The invention refers to a device for investigating highly resolved partial spectra of an échelle spectrum, being...
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4820048 |
Detector for a spectrometer
A novel solid state array detector is useful in an optical spectrometer of the type that includes a crossed dispersion system receptive of radiation for producing a pair of two dimensional displays...
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4690559 |
Optical system for spectral analysis devices
The invention relates to an optical system for spectral analysis devices particularly for use in atomic emission spectroscopy in which the aberrations, astigmatis and coma are compensated...
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4636074 |
Optics system for emission spectrometer
An optical arrangement for use in spectrometry uses a masking device which eliminates unwanted spectral regions prior to optically resolving the unmasked information. The optical arrangement...
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EP0184428A2 |
Optics system for emission spectrometer.
Abstract not available for EP0184428 Abstract of corresponding document: US4636074 An optical arrangement for use in spectrometry uses a masking device which eliminates unwanted spectral regions...
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4391523 |
Scannable detector system for echelle grating spectrometers
A scannable detector system for echelle grating spectrometers is disclosed in which a photodetector is positioned behind an aperture plate having a plurality of apertures corresponding to focal...
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4300833 |
Method for background corrected simultaneous multielement atomic absorption analysis
A method and apparatus for simultaneous multielement atomic absorption analysis, comprising use of a continuum source and a high resolution echelle polychromator modified for wavelength modulation,...
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