Results 51 to 60 of about 30,193 (334)

All fiber polarization insensitive detection for spectrometer based optical coherence tomography using optical switch

open access: yes, 2019
Polarization dependent image artifacts are common in optical coherence tomography imaging. Polarization insensitive detection scheme for swept source based optical coherence tomography systems is well established but is yet to be demonstrated for all ...
Otuya, D.   +3 more
core   +1 more source

Clinical utility of anterior segment swept-source optical coherence tomography in glaucoma

open access: yesOman Journal of Ophthalmology, 2016
Optical coherence tomography (OCT), a noninvasive imaging modality that uses low-coherence light to obtain a high-resolution cross-section of biological structures, has evolved dramatically over the years.
Dewang Angmo   +5 more
doaj   +1 more source

Quantum optical coherence tomography with dispersion cancellation

open access: yes, 2001
We propose a new technique, called quantum optical coherence tomography (QOCT), for carrying out tomographic measurements with dispersion-cancelled resolution.
A. Zeilinger   +27 more
core   +1 more source

Photonic integrated Mach-Zehnder interferometer with an on-chip reference arm for optical coherence tomography [PDF]

open access: yes, 2014
Optical coherence tomography (OCT) is a noninvasive, three-dimensional imaging modality with several medical and industrial applications. Integrated photonics has the potential to enable mass production of OCT devices to significantly reduce size and ...
Alex, Aneesh   +5 more
core   +2 more sources

Laser Lens Size Measurement Using Swept-Source Optical Coherence Tomography

open access: yesApplied Sciences, 2020
A high-speed, high-resolution swept-source optical coherence tomography (SS-OCT) is presented for focusing lens imaging and a k-domain uniform algorithm is adopted to find the wave number phase equalization.
Pingping Jia, Hong Zhao, Yuwei Qin
doaj   +1 more source

In Vivo Human Choroidal Vascular Pattern Visualization Using High-Speed Swept-Source Optical Coherence Tomography at 1060 nm [PDF]

open access: yes, 2012
Purpose. To investigate the retinal and choroidal vascular pattern, structure, and thickness using high-speed, high axial resolution, swept-source optical coherence tomography (SS-OCT) at 1060 nm, demonstrating enhanced penetration through all choroidal ...
Fraser, Scott E.   +2 more
core   +1 more source

Application and progress of swept source optical coherence tomography in choroid-related diseases

open access: yesYanke Xuebao
Central serous chorioretinopathy (CSC) is one of the choroidal spectrum diseases, characterized by choriod thickening and increased vascular permeability. Therefore it is very important to observe choroid, as this allows us to monitor it and formulate an
LI Jiyun, ZENG Renpan
doaj   +1 more source

Real-Time Experimental Measurement of Swept Source VCSEL Properties Relevant to OCT Imaging

open access: yesIEEE Photonics Journal, 2017
A real-time study of the dynamic properties of a frequency swept vertical cavity surface emitting laser (VCSEL) is presented. Such tunable laser sources have previously been shown to provide long coherence lengths and improved performance in metrology ...
T. P. Butler   +6 more
doaj   +1 more source

Attenuation coefficient as a quantitative parameter for analyzing cataracts with optical coherence tomography [PDF]

open access: yesEPJ Web of Conferences, 2020
Crystalline lenses of mice were imaged in vivo with a custom-made swept-source optical coherence tomography system. The use of the attenuation coefficient as a quantitative parameter for investigating the lens opacities magnitude is proposed ...
Eugui Pablo   +6 more
doaj   +1 more source

Comparison Between Spectral-Domain and Swept-Source Optical Coherence Tomography Angiographic Imaging of Choroidal Neovascularization

open access: yesInvestigative Ophthalmology and Visual Science, 2017
Purpose The purpose of this study was to compare imaging of choroidal neovascularization (CNV) using swept-source (SS) and spectral-domain (SD) optical coherence tomography angiography (OCTA).
Andrew R. Miller   +16 more
semanticscholar   +1 more source

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