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. 2013 Jan 24;4(2):322–330. doi: 10.1364/BOE.4.000322

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©2013 Optical Society of America

This is an open-access article distributed under the terms of the Creative Commons Attribution-Noncommercial-No Derivative Works 3.0 Unported License, which permits download and redistribution, provided that the original work is properly cited. This license restricts the article from being modified or used commercially.

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Fig. 4 — Instrument resolution. (a) En-face (XY-plane) reflectance image of a standard target shows lateral resolution of 4 μm, FOV 400 × 400 µm², scale bar 50 μm. (b) Axial scan from a reflective target shows FWHM of 5 μm at depth of 250 μm in a scattering-free deionized-water film.