holography and coherent imaging - duke university
TRANSCRIPT
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ECE 299 Holography and Coherent Imaging
Lecture 10. Swept Source and FD OCT
David J. BradyDuke University
Lecture 10. Swept source and FD OCT www.disp.duke.edu/~dbrady/courses/holography
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Outline
• Huang paper
• Tomography
• OCT and light-in-flight holography
• Mathematical model of OCT
• K-space analysis of OCT
• K-space analysis of 3D imaging
• Synthetic aperture OCT
• Diffraction tomography
Lecture 10. Swept source and FD OCT www.disp.duke.edu/~dbrady/courses/holography
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2003 Paper
Lecture 10. Swept source and FD OCT www.disp.duke.edu/~dbrady/courses/holography
Michael Choma, Marinko Sarunic, Changhuei Yang, and Joseph Izatt, "Sensitivity advantage of swept source and Fourier domain optical coherence tomography," Opt. Express 11, 2183-2189 (2003)
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SS-OCT system model
Lecture 10. Swept source and FD OCT www.disp.duke.edu/~dbrady/courses/holography
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SS-OCT acquisition model
Lecture 10. Swept source and FD OCT www.disp.duke.edu/~dbrady/courses/holography
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Lecture 10. Swept source and FD OCT www.disp.duke.edu/~dbrady/courses/holography
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Quadrature detection
Lecture 10. Swept source and FD OCT www.disp.duke.edu/~dbrady/courses/holography
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Noise
Lecture 10. Swept source and FD OCT www.disp.duke.edu/~dbrady/courses/holography
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Bandwidth
Lecture 10. Swept source and FD OCT www.disp.duke.edu/~dbrady/courses/holography
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Lecture 10. Swept source and FD OCT www.disp.duke.edu/~dbrady/courses/holography
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Lecture 10. Swept source and FD OCT www.disp.duke.edu/~dbrady/courses/holography
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What is the SNR for holographic sensing? How does holographic SNR
compare to focal imaging?
Lecture 10. Swept source and FD OCT www.disp.duke.edu/~dbrady/courses/holography
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Are there coding alternatives for SS-OCT?
Lecture 10. Swept source and FD OCT www.disp.duke.edu/~dbrady/courses/holography