Results 11 to 20 of about 182,786 (255)

Experimental Demonstration of Spectral Intensity Optical Coherence Tomography [PDF]

open access: yes, 2015
We demonstrate experimentally quantum-inspired, spectral-domain intensity optical coherence tomography. We show that the technique allows for both axial resolution improvement and dispersion cancellation compared to conventional optical coherence ...
Friberg, Ari T.   +3 more
core   +2 more sources

Swept-source optical coherence tomography and optical coherence tomography angiography in acquired toxoplasmic chorioretinitis: a case report

open access: yesJournal of Medical Case Reports, 2018
Purpose To describe swept-source optical coherence tomography and optical coherence tomography angiography retinal changes in a case of acute toxoplasmic chorioretinitis both at the time of diagnosis and after healing.
Diego Vezzola   +6 more
doaj   +1 more source

Phase-dispersion optical tomography [PDF]

open access: yes, 2001
We report on phase-dispersion optical tomography, a new imaging technique based on phase measurements using low-coherence interferometry. The technique simultaneously probes the target with fundamental and second-harmonic light and interferometrically ...
Dasari, Ramachandra R.   +3 more
core   +1 more source

Phase-conjugate optical coherence tomography [PDF]

open access: yes, 2006
Quantum optical coherence tomography (Q-OCT) offers a factor-of-two improvement in axial resolution and the advantage of even-order dispersion cancellation when it is compared to conventional OCT (C-OCT).
Baris I. Erkmen   +2 more
core   +3 more sources

Second harmonic optical coherence tomography [PDF]

open access: yes, 2004
Second harmonic optical coherence tomography, which uses coherence gating of second-order nonlinear optical response of biological tissues for imaging, is described and demonstrated. Femtosecond laser pulses were used to excite second harmonic waves from
Campagnola   +16 more
core   +1 more source

Optical coherence tomography in pediatric patients: a clinical review

open access: yesTherapeutic Advances in Ophthalmology, 2020
Optical coherence tomography has improved the ophthalmic clinical examination due to its ability to more accurately characterize pathology of the eye. Optical coherence tomography is now an integral imaging modality for many adult diseases of the retina ...
Bradley S. Gundlach, Irena Tsui
doaj   +1 more source

The role of optical coherence tomography guidance in scaffold versus stent optimization

open access: yesThe Egyptian Heart Journal, 2020
Background Optical coherence tomography showed a great ability to identify adverse features during percutaneous coronary intervention with drug-eluting stents and resulted in better clinical outcomes.
Arif A. Al Nooryani   +4 more
doaj   +1 more source

Evaluation of a cheap ultrasonic stage for light source coherence function measurement, optical coherence tomography and dynamic focusing [PDF]

open access: yes, 2009
We evaluate the performance of a cheap ultrasonic stage in setups related to optical coherence tomography. The stage was used in several configurations: (1) optical delay line in an optical coherence tomography (OCT) setup; (2) as a delay line measuring ...
Andersen, Peter E.   +7 more
core   +5 more sources

Attenuation of the Ganglion Cell Layer in a Premature Infant Revealed with Handheld Spectral Domain Optical Coherence Tomography [PDF]

open access: yes, 2016
Purpose: To report on subclinical retinal abnormalities shown through handheld spectral domain optical coherence tomography on a premature infant. Methods: Case report.
Carroll, Joseph   +3 more
core   +2 more sources

Optical Coherence Tomography

open access: yesThe Scientific World Journal, 2007
Optical coherence tomography (OCT) is an optical imaging modality that performs high-resolution, cross-sectional, subsurface tomographic imaging of the microstructure of tissues.
Pier Alberto Testoni
doaj   +1 more source

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