Results 71 to 80 of about 198,553 (292)

Is blindsight like normal, near-threshold vision? [PDF]

open access: yesProceedings of the National Academy of Sciences, 1997
Blindsight is the rare and paradoxical ability of some human subjects with occipital lobe brain damage to discriminate unseen stimuli in their clinically blind field defects when forced-choice procedures are used, implying that lesions of striate cortex produce a sharp dissociation between visual performance and visual awareness.
Azzopardi, P, Cowey, A
openaire   +3 more sources

The design and use of a new near-vision chart [PDF]

open access: yes, 1980
This paper describes the design of a new near-vision chart that uses unrelated words arranged in a logarithmic progression of size and that has standardized the test task by controlling typeface, spacings, and number of words per row, and making each ...
Lovie-Kitchin, Jan E., Bailey, Ian L.
core  

Non-viral delivery and optimized optogenetic stimulation of retinal ganglion cells led to behavioral restoration of vision [PDF]

open access: yes, 2012
Stimulation of retinal neurons using optogenetics via use of chanelrhodopsin-2 (ChR2) has opened up a new direction for restoration of vision for treatment of retinitis pigmentosa (RP).
Shivaranjani Shivalingaiah   +4 more
core   +2 more sources

Comparative Effectiveness and Safety of Inebilizumab Versus Rituximab in AQP4‐IgG‐Positive NMOSD

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective Rituximab (anti‐CD20, RTX) and inebilizumab (anti‐CD19, INE) represent B‐cell‐depleting therapies used for aquaporin‐4 antibody‐positive (AQP4‐IgG+) neuromyelitis optica spectrum disorder (NMOSD); however, direct comparative evidence remains limited.
Jie Lin   +11 more
wiley   +1 more source

Potential guidelines for cataract surgery and rehabilitation in visually impaired patients: Literature analysis

open access: yesAging Medicine
Cataracts can reduce the quality of vision in visually impaired patients who already have a visual impairment. The most common causes of low vision include age‐related macular degeneration (AMD), high myopia (HM), diabetic retinopathy (DR), glaucoma (GL),
Paolo Giuseppe Limoli   +2 more
doaj   +1 more source

A Systematic Review and Meta-Analysis on the Efficacy and Safety of Topical Pilocarpine 1.25% in Presbyopia Treatment

open access: yesJournal of Current Ophthalmology
Purpose: To do a qualitative and quantitative assessment of the existing literature on the effectiveness and safety of pilocarpine 1.25% eye drops in presbyopia management. Methods: Relevant articles were extracted from the online database using keywords
Mamta Singh   +5 more
doaj   +1 more source

Individual Objective and Subjective Fixation Disparity in Near Vision. [PDF]

open access: yesPLoS ONE, 2017
Binocular vision refers to the integration of images in the two eyes for improved visual performance and depth perception. One aspect of binocular vision is the fixation disparity, which is a suboptimal condition in individuals with respect to binocular ...
Wolfgang Jaschinski
doaj   +1 more source

Mid-Level Vision and Recognition of Non-Rigid Objects [PDF]

open access: yes, 1994
We address mid-level vision for the recognition of non-rigid objects. We align model and image using frame curves - which are object or "figure/ground" skeletons.
Subirana-Vilanova, J. Brian
core  

The ecology of polarisation vision in birds [PDF]

open access: yes, 2014
Birds have evolved a mobile lifestyle in which vision is of major importance when controlling movements, avoiding predators, finding food and selecting mates.
Åkesson, Susanne,, Lund University.
core   +1 more source

MOGAD Is the Most Common Cause of Isolated Optic Neuritis in Children

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objectives The study aimed to characterize the clinical features, etiologies, and outcomes of isolated, first‐time pediatric ON in the post‐MOG‐IgG era. Methods This was a single‐center retrospective cohort study at Texas Children's Hospital of patients diagnosed with first‐time ON between 2018–2024, with follow‐up data collected through 2025.
Chaitanya Aduru   +13 more
wiley   +1 more source

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