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. Author manuscript; available in PMC: 2009 Jun 16.
Published in final edited form as: Opt Express. 2009 Mar 2;17(5):3619–3629. doi: 10.1364/oe.17.003619

Fig. 6.

Fig. 6

Axial point-spread function from a fixed reflector at 500 µm taken with a 43.5 dB attenuator in the sample arm. The forward sweep (blue) and backward sweep (green) are nearly identical in both SNR and axial resolution.