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Fourier Multispectral Imaging in the Shortwave Infrared

Howard, Matthew David

Abstract Details

2017, Master of Science (M.S.), University of Dayton, Electrical Engineering.
Most multispectral systems try to measure incoming spectra with narrow-band filters at specific central wavelengths which are chosen based upon the application. A shortwave infrared (SWIR) multispectral system using concepts from Fourier multispectral imaging was designed with approximately sinusoidal spectral transmission filters. The filters were implemented as single cavity thin film resonators of varying thicknesses. The prototype system was evaluated using narrow-band spectra with single peaks, narrow-band spectra with multiple peaks, and broadband spectra with atmospheric absorption characteristics. The results show that this technique preserves spectral peaks and absorption bands even though the filters are not perfectly sinusoidal. Additionally, preliminary detection results were evaluated using a synthetic scene.
Keigo Hirakawa (Advisor)
63 p.

Recommended Citations

Citations

  • Howard, M. D. (2017). Fourier Multispectral Imaging in the Shortwave Infrared [Master's thesis, University of Dayton]. OhioLINK Electronic Theses and Dissertations Center. http://rave.ohiolink.edu/etdc/view?acc_num=dayton1507560319244019

    APA Style (7th edition)

  • Howard, Matthew. Fourier Multispectral Imaging in the Shortwave Infrared. 2017. University of Dayton, Master's thesis. OhioLINK Electronic Theses and Dissertations Center, http://rave.ohiolink.edu/etdc/view?acc_num=dayton1507560319244019.

    MLA Style (8th edition)

  • Howard, Matthew. "Fourier Multispectral Imaging in the Shortwave Infrared." Master's thesis, University of Dayton, 2017. http://rave.ohiolink.edu/etdc/view?acc_num=dayton1507560319244019

    Chicago Manual of Style (17th edition)