Improved signal-to-noise ratio in spectral-domain compared with time-domain optical coherence tomography
- PMID: 14587817
- DOI: 10.1364/ol.28.002067
Improved signal-to-noise ratio in spectral-domain compared with time-domain optical coherence tomography
Abstract
A signal-to-noise ratio (SNR) analysis is presented for optical coherence tomography (OCT) signals in which time-domain performance is compared with that of the spectral domain. A significant SNR gain of several hundredfold is found for acquisition in the spectral domain. The SNR benefit is demonstrated experimentally in a hybrid time-domain-spectral-domain OCT system.
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