2005
DOI: 10.1364/opex.13.010217
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High speed spectral domain polarization sensitive optical coherence tomography of the human retina

Abstract: We developed a high-speed polarization sensitive optical coherence tomography (PS-OCT) system for retinal imaging based on spectral domain OCT. The system uses two spectrometers, one for each polarization channel, that operate in parallel at 20000 A-lines/s each. It provides reflectivity, retardation, and cumulative optic axis orientation simultaneously. We present our instrument and discuss the requirements for the alignment of the two spectrometers specific for our setup. We show 2D spectral domain PS-OCT im… Show more

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Cited by 204 publications
(157 citation statements)
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References 37 publications
(71 reference statements)
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“…PS-OCT can avoid these problems. Retardation and birefringence measurement and imaging of the RNFL were among the first applications of PS-OCT in the eye [65, [103][104][105][106][107][108][109]. Figure 13 shows an example of PS-OCT retardation imaging in the optic nerve head (ONH) region.…”
Section: Imaging and Quantification Of The Retinal Nerve Fiber Layermentioning
confidence: 99%
“…PS-OCT can avoid these problems. Retardation and birefringence measurement and imaging of the RNFL were among the first applications of PS-OCT in the eye [65, [103][104][105][106][107][108][109]. Figure 13 shows an example of PS-OCT retardation imaging in the optic nerve head (ONH) region.…”
Section: Imaging and Quantification Of The Retinal Nerve Fiber Layermentioning
confidence: 99%
“…For each image, the spectra with different phase shift (0, π /2, π , 3π /2) were assorted to their own groups. The averaged spectrum for each phase shift is calculated and subtracted from the original spectra with corresponding phase shift [30,31]. Using that procedure the great fixed-pattern noise rejection in the final OCT image is obtained.…”
Section: Setup and Data Processingmentioning
confidence: 99%
“…While conventional OCT detects the reflectivity of scattering layers, the measurement of polarization dependent effects in tissue, like birefringence and depolarization, requires an extended setup [1]. Several concepts have proved capability, but most common PS-OCT systems are characterized by a high complexity due to numerous additional components for polarization adjustment, maintenance and detection [2,3]. Since fast tunable lasers [4] are available, the temporally resolved detection of interference spectra for frequency domain imaging has become the preferred choice for high speed OCT concepts.…”
Section: Introductionmentioning
confidence: 99%