Laterally Super-Resolving Optical Coherence Tomography by Intentional Defocus and Numerical Compensation

Yoshiaki Yasuno; Jun-ichiro Sugisaka; Yusuke Sando; Shuichi Makita; Takashi Endo; Masahide Itoh; Toyohiko Yatagai

doi:10.1364/ECBO.2005.MC2

Optical Coherence Tomography and Coherence Techniques II
Proc. SPIE (Optica Publishing Group, 2005),
paper MC2
•https://doi.org/10.1364/ECBO.2005.MC2

Laterally Super-Resolving Optical Coherence Tomography by Intentional Defocus and Numerical Compensation

Yoshiaki Yasuno, Jun-ichiro Sugisaka, Yusuke Sando, Shuichi Makita, Takashi Endo, Masahide Itoh, and Toyohiko Yatagai

European Conference on Biomedical Optics 2005

Munich Germany
12–16 June 2005
ISBN: 0-8194-5863-5

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New Light Sources, Technologies, and Signal Postprocessing (MC)

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Y. Yasuno, J. Sugisaka, Y. Sando, S. Makita, T. Endo, M. Itoh, and T. Yatagai, "Laterally Super-Resolving Optical Coherence Tomography by Intentional Defocus and Numerical Compensation," in Optical Coherence Tomography and Coherence Techniques II, W. Drexler, ed., Vol. 5861 of Proc. SPIE (Optica Publishing Group, 2005), paper MC2.

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Abstract

A method of lateral superresolution for Fourier domain optical coherence tomography is presented. This method consists of intentional defocus and its numerical compensation using a spatial frequency- phase filter. Theoretical consideration and experimental demonstration are described.

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