Results 41 to 50 of about 22,632 (192)

4D Light FIeld Ophthalmoscope: A Study of Plenoptic Imaging for Retinal Imaging [PDF]

open access: yes, 2013
The application of 4D Light Field technique to retinal imaging is proposed as a multi- modality imaging device.
Gruppetta, S., Turola, M.
core  

Non-common Path Aberration Correction in an Adaptive Optics Scanning Ophthalmoscope [PDF]

open access: yes, 2014
The correction of non-common path aberrations (NCPAs) between the imaging and wavefront sensing channel in a confocal scanning adaptive optics ophthalmoscope is demonstrated.
Dubra, Alfredo, Sulai, Yusufu N.
core   +2 more sources

Retinal Oximetry with Scanning Laser Ophthalmoscope in Infants. [PDF]

open access: yesPLoS ONE, 2016
Dual wavelength retinal oximetry has been developed for adults, but is not available for infants. Retinal oximetry may provide insight into the pathophysiology of oxygen-mediated diseases like retinopathy of prematurity.
Wouter B Vehmeijer   +5 more
doaj   +1 more source

Automatic Detection of Cone Photoreceptors In Split Detector Adaptive Optics Scanning Light Ophthalmoscope Images [PDF]

open access: yes, 2016
Quantitative analysis of the cone photoreceptor mosaic in the living retina is potentially useful for early diagnosis and prognosis of many ocular diseases.
Carroll, Joseph   +6 more
core   +2 more sources

Sesquicentennial of the Ophthalmoscope [PDF]

open access: yesArchives of Ophthalmology, 1999
The year 2000 coincides with the 150th anniversary of the invention of the ophthalmoscope. In 1850, Hermann von Helmholtz (1821-1894) inaugurated the modern era in ophthalmology with his magnificent instrument, which has done more to revolutionize the development of ophthalmology than any other invention or discovery.
openaire   +2 more sources

Assessing Photoreceptor Structure Associated with Ellipsoid Zone Disruptions Visualized with Optical Coherence Tomography [PDF]

open access: yes, 2016
Purpose: To compare images of photoreceptor layer disruptions obtained with optical coherence tomography (OCT) and adaptive optics scanning light ophthalmoscopy (AOSLO) in a variety of pathologic states.Methods: Five subjects with photoreceptor ellipsoid
Carroll, Joseph   +10 more
core   +2 more sources

Differential amplitude scanning for retinal imaging: a theoretical study [PDF]

open access: yes, 2010
A differential amplitude scanning system for ophthalmoscopy is described theoretically. The differential scanning ophthalmoscope (DSO) samples the retina with two laterally displaced spots.
See, Steve Gruppetta, Webb
core   +1 more source

CONDENSING LENS ON BINOCULAR INDIRECT OPHTHALMOSCOPY AND SLIT-LAMP BIOMICROSCOPY

open access: yesIJRETINA (International Journal of Retina), 2019
Condensing lens is a lens used as an auxiliary lens in indirect instruments to examines the fundus. This lens is used with binocular indirect ophthalmoscope and slit-lamp biomicroscope to reach a stereopsis image of fundus.
Danang Yoga Wiguna   +7 more
doaj   +1 more source

Establishing death in stranded Odontocetes (toothed whales) using other mammals : a pilot study : a thesis presented in partial fulfillment of the requirements for the degree of Master of Science in Zoology at Massey University [PDF]

open access: yes, 2003
The aim of this study was to investigate and evaluate a new method for determining death in stranded odontocetes (toothed whales). The new method was using the pulsations seen in the retinal blood vessels in the place of the heart rate. The retinal blood
Paul, Katherine A
core  

First-year experience of chemotherapy for advanced retinoblastoma in Tanzania: disease profile, outcomes, and challenges in 2008.

open access: yes, 2011
PURPOSE: To examine the profile of retinoblastoma in a national tertiary referral center in Tanzania and to report first-year outcomes of its treatment using chemotherapy. METHODS: All patients with retinoblastoma referred in 2008 were included.
Bowman, Richard J   +4 more
core   +1 more source

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