Method and apparatus for spectrometry
First Claim
1. An apparatus comprising:
- a waveguide;
a spectral dispersion element;
wherein the apparatus is configured to be moveably attachable to a portable radio communication device comprising a transmitter and a receiver, the portable radio communication device comprising a radiation sensing element and a radiation source, the apparatus being configured to be moveably attachable to the portable radio communication device to provide a first configuration in which the waveguide is positioned to transmit radiation from the radiation source towards an analyte region and/or from the analyte region towards the dispersion element, wherein the dispersion element comprises a plurality of diffraction gratings, each grating being configured to diffract radiation from the analyte region towards the radiation sensing element; and
such that the dispersion element is positioned to disperse radiation from the analyte region to form a spectrum which is provided towards the radiation sensing element for spectral analysis, and a second configuration in which the radiation sensing element and radiation source are able to capture and illuminate a scene for image capture.
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Abstract
In accordance with an example embodiment of the present invention, apparatus comprising a waveguide and a spectral dispersion element, the apparatus being configured to be moveably attachable to a portable device, the portable device comprising a radiation sensing element and a radiation source, the apparatus being configured to be moveably attachable to the portable device to provide a first configuration in which the waveguide is positioned to transmit radiation from the radiation source towards an analyte region and/or from the analyte region towards the dispersion element; and such that the dispersion element is positioned to disperse radiation from the analyte region to form a spectrum which is provided towards the radiation sensing element for spectral analysis, and a second configuration in which the radiation sensing element and radiation source are able to capture and illuminate a scene for image capture.
140 Citations
12 Claims
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1. An apparatus comprising:
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a waveguide; a spectral dispersion element; wherein the apparatus is configured to be moveably attachable to a portable radio communication device comprising a transmitter and a receiver, the portable radio communication device comprising a radiation sensing element and a radiation source, the apparatus being configured to be moveably attachable to the portable radio communication device to provide a first configuration in which the waveguide is positioned to transmit radiation from the radiation source towards an analyte region and/or from the analyte region towards the dispersion element, wherein the dispersion element comprises a plurality of diffraction gratings, each grating being configured to diffract radiation from the analyte region towards the radiation sensing element; and
such that the dispersion element is positioned to disperse radiation from the analyte region to form a spectrum which is provided towards the radiation sensing element for spectral analysis, and a second configuration in which the radiation sensing element and radiation source are able to capture and illuminate a scene for image capture. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8)
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9. A method comprising:
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(i) providing a first configuration in which an apparatus, comprising a waveguide and a spectral dispersion element, is attached to a portable radio communication device comprising a transmitter and a receiver, which comprises a radiation source and a radiation sensing element;
such that the waveguide is positioned to transmit radiation from the radiation source towards an analyte region and/or from the analyte region towards the dispersion element, wherein the dispersion element comprises a number of diffraction gratings, each grating being configured to diffract radiation from the analyte region towards the radiation sensing element; and
such that the dispersion element is positioned to disperse radiation from the analyte region to form a spectrum which is provided towards the radiation sensing element for spectral analysis;(ii) transmitting radiation from the radiation source to the dispersion element via the analyte region to provide a spectrum for spectral analysis; and (iii) using the radiation sensing element to detect at least part of the spectrum. - View Dependent Claims (10, 11, 12)
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Specification