Articles with "optics optical" as a keyword



Comparative nonlinear optics and optical limiting properties of metallophthalocyanines

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Published in 2019 at "Inorganica Chimica Acta"

DOI: 10.1016/j.ica.2018.10.061

Abstract: Abstract In this study, peripherally tetra-{2-[[4-((E)-{[4-(dimethylamino)phenyl]imino}methyl)phenyl](methyl)amino]ethoxy} substituted cobalt(II), manganese(III), copper(II) phthalocyanines 2a-2c and axially di-{2-[[4-((E)-{[4-(dimethylamino)phenyl]imino}methyl)phenyl](methyl)amino]ethoxy} substituted silicon phthalocyanine 3 were synthesized for the first time. These compounds were characterized by standard spectroscopy methods. Their nonlinear… read more here.

Keywords: optics optical; optical limiting; methyl; nonlinear optics ... See more keywords

Retinal imaging using adaptive optics optical coherence tomography with fast and accurate real-time tracking.

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Published in 2022 at "Biomedical optics express"

DOI: 10.1364/boe.467634

Abstract: One of the main obstacles in high-resolution 3-D retinal imaging is eye motion, which causes blur and distortion artifacts that require extensive post-processing to be corrected. Here, an adaptive optics optical coherence tomography (AOOCT) system… read more here.

Keywords: optics optical; system; retinal imaging; motion ... See more keywords

Deep learning-enabled volumetric cone photoreceptor segmentation in adaptive optics optical coherence tomography images of normal and diseased eyes.

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Published in 2023 at "Biomedical optics express"

DOI: 10.1364/boe.478693

Abstract: Objective quantification of photoreceptor cell morphology, such as cell diameter and outer segment length, is crucial for early, accurate, and sensitive diagnosis and prognosis of retinal neurodegenerative diseases. Adaptive optics optical coherence tomography (AO-OCT) provides… read more here.

Keywords: optics optical; cone; adaptive optics; optics ... See more keywords

Adaptive optics for optical microscopy [Invited].

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Published in 2023 at "Biomedical optics express"

DOI: 10.1364/boe.479886

Abstract: Optical microscopy is widely used to visualize fine structures. When applied to bioimaging, its performance is often degraded by sample-induced aberrations. In recent years, adaptive optics (AO), originally developed to correct for atmosphere-associated aberrations, has… read more here.

Keywords: optics optical; microscopy; adaptive optics; optics ... See more keywords

Multifunctional adaptive optics optical coherence tomography allows cellular scale reflectometry, polarimetry, and angiography in the living human eye

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Published in 2024 at "Biomedical Optics Express"

DOI: 10.1364/boe.505395

Abstract: Clinicians are unable to detect glaucoma until substantial loss or dysfunction of retinal ganglion cells occurs. To this end, novel measures are needed. We have developed an optical imaging solution based on adaptive optics optical… read more here.

Keywords: optics optical; optics; adaptive optics; cellular scale ... See more keywords

Wide-field choriocapillaris mapping with 3.4 MHz adaptive optics-optical coherence tomography angiography

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Published in 2025 at "Biomedical Optics Express"

DOI: 10.1364/boe.550936

Abstract: The human choriocapillaris (CC) plays an essential role in supporting the overlying photoreceptor and retinal pigment epithelial cells and in maintaining overall retinal health. Disruption of CC structure and function is implicated in many retinal… read more here.

Keywords: optics optical; optical coherence; optics; mhz adaptive ... See more keywords

Adaptive optics optical coherence tomography angiography for morphometric analysis of choriocapillaris [Invited].

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Published in 2017 at "Biomedical optics express"

DOI: 10.1364/boe.8.001803

Abstract: Histological studies have shown that morphometric changes at the microscopic level of choriocapillaris (CC) occur with aging and disease onset, and therefore may be sensitive biomarkers of outer retinal health. However, visualizing CC at this… read more here.

Keywords: optical coherence; choriocapillaris; optics; coherence tomography ... See more keywords