Compact spectrometer
First Claim
1. A method for measuring the spectral characteristics of an object from a formed object generated input signal, comprising the steps of:
- (a) directing an input signal onto a diffraction grating for forming diffracted signals;
(b) directing said diffracted signals to a resonant mirror assembly for sequentially focusing a select diffracted signal at an output slit;
(c) from said focused select diffracted signal, determining a spectral characteristic of said object;
(d) associating each said spectral characteristic in step (c) with each said corresponding focused select diffracted signal in step (b); and
(e) outputting said associated signals.
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Accused Products
Abstract
The present invention is directed to method and apparatus for measuring the spectral characteristics of an object from a formed object generated input signal. The method comprises the steps of directing the input signal onto a diffraction grating. Diffracted signals are directed to a resonant mirror assembly for sequentially focusing a select diffracted signal. From that focused select diffracted signal, a spectral characteristic of said object is determined. Each said spectral characteristic is associated with each corresponding focused select diffracted signal and the associated signals are published. The apparatus is an improved spectrometer comprising a fiber cable assembly for receiving an object generated input signal and a diffraction grating. A resonant mirror assembly sequentially focuses a select diffracted signal, a sensor sensing which diffracted signal has been focused from the diffraction grating. An analyzer coupled with the sensor determines a spectral characteristic of the object from said select diffracted signal.
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Citations
20 Claims
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1. A method for measuring the spectral characteristics of an object from a formed object generated input signal, comprising the steps of:
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(a) directing an input signal onto a diffraction grating for forming diffracted signals; (b) directing said diffracted signals to a resonant mirror assembly for sequentially focusing a select diffracted signal at an output slit; (c) from said focused select diffracted signal, determining a spectral characteristic of said object; (d) associating each said spectral characteristic in step (c) with each said corresponding focused select diffracted signal in step (b); and (e) outputting said associated signals. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10)
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11. An improved spectrometer for measuring the spectral characteristics of an object from an object generated input signal, comprising:
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(a) a fiber cable assembly for receiving an object generated input signal; (b) a diffraction grating positioned to receive said object generated input signal from said input and form diffracted signals; (c) a resonant mirror assembly for sequentially focusing a select diffracted signal from said diffraction grating at an output slit; (d) a sensor for sensing each said focused select diffracted signal; and (e) an analyzer for determining a spectral characteristic of said object from said focused select diffracted signal, said analyzer being coupled with said sensor for associating said sensed select diffracted signal with said spectral characteristic. - View Dependent Claims (12, 13, 14, 15, 16, 17, 18, 19, 20)
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Specification