Results 81 to 90 of about 12,232 (214)

Long‐term test and retest reliability of clinical vergence testing

open access: yesOphthalmic and Physiological Optics, Volume 45, Issue 7, Page 1630-1641, November 2025.
Abstract Purpose To establish long‐term reliability measures for vergence testing in a control population of adolescents. Methods Healthy participants between 12 and 17.5 years with normal binocular vision were recruited from 10 clinical sites. Cover test, near point of convergence (NPC), positive and negative fusional vergences, vergence facility (12∆
Mitchell Scheiman   +109 more
wiley   +1 more source

Comparative study of three tests for stereopsis: TNO®, Stereo Acuity Test Fly® and StereoTAB® in students in higher school

open access: yesSaúde & Tecnologia, 2016
: Stereopsis is the perception of depth based on retinal disparity. Global stereopsis depends on the process of random dot stimuli and local stereopsis depends on contour perception.
Rúben Morais   +4 more
doaj   +1 more source

Stereopsis among Medical Students [PDF]

open access: yesJournal of Mazandaran University of Medical Sciences, 2023
Background and purpose: Depth perception (stereopsis) is the ability to perceive depth in visual space through sensory integration of retinal images in both eyes and is achieved through binocular perception in specific visual pathways in the cerebral ...
Asadollah Farokhfar   +3 more
doaj  

Parkinson's disease and reading performance

open access: yesOphthalmic and Physiological Optics, Volume 45, Issue 7, Page 1653-1661, November 2025.
Abstract Purpose Visual and reading difficulties affect 80% of individuals with Parkinson's disease (PD). Despite this, reading speed (RS) in PD has not been studied extensively. This investigation aimed to compare RS and reading acuity (RA) in participants with PD and in a control group (CG) using the Radner–Vissum reading charts. Methods CG inclusion
Alba Herrero‐Gracia   +5 more
wiley   +1 more source

Impact of contact lens correction on wavefront aberrations and vision quality in keratoconus

open access: yesOphthalmic and Physiological Optics, Volume 45, Issue 7, Page 1811-1828, November 2025.
Abstract Purpose To review the optical principles of contact lens correction in keratoconus, with a focus on residual ocular wavefront error and its impact on vision performance. Findings Corneal rigid gas permeable (RGP) contact lenses, commonly used in keratoconus management, often fail to improve vision quality to levels observed in non‐diseased ...
Gavin Swartz   +3 more
wiley   +1 more source

The Evaluation of Stereopsis and Its Correlation with Refractive Errors in Iranian 7-Year-Old Schoolchildren

open access: yesFunction and Disability Journal, 2018
Background and Objective: This study investigates stereopsis and its correlation with refractive errors in Iranian 7-year-old schoolchildren. Methods: This cross-sectional study included 3,675 first-grade primary school students in seven cities of Iran ...
Fariba Ahmadi   +4 more
doaj  

Stereopsis [PDF]

open access: yesCurrent Biology, 2008
Ponce, Carlos R., Born, Richard T.
openaire   +2 more sources

Stereopsis and clinical features of esotropia patients accompanied by congenital mild ptosis [PDF]

open access: yesKosin Medical Journal
Background To evaluate binocular function and clinical features in patients with esotropia (ET) accompanied by congenital ptosis. Methods Clinical records of 44 ET patients with congenital ptosis (ET-ptosis group) and 71 age-matched ET patients without ...
Heeyoung Choi   +3 more
doaj   +1 more source

Overestimation of stereo thresholds by the TNO stereotest is not due to global stereopsis

open access: yesOphthalmic & physiological optics, 2017
It has been repeatedly shown that the TNO stereotest overestimates stereo threshold compared to other clinical stereotests. In the current study, we test whether this overestimation can be attributed to a distinction between ‘global’ (or ‘cyclopean’) and
K. Vancleef   +5 more
semanticscholar   +1 more source

Stereopsis, Visuospatial Ability, and Virtual Reality in Anatomy Learning

open access: yesAnatomy Research International, 2017
A new wave of virtual reality headsets has become available. A potential benefit for the study of human anatomy is the reintroduction of stereopsis and absolute size.
J. Luursema, M. Vorstenbosch, J. Kooloos
semanticscholar   +1 more source

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