Results 41 to 50 of about 1,387,057 (347)

Testing Vision Is Not Testing For Vision

open access: yesTranslational Vision Science & Technology, 2019
Visual prostheses aim to restore, at least to some extent, vision that leads to the type of perception available for sighted patients. Their effectiveness is almost always evaluated using clinical tests of vision. Clinical vision tests are designed to measure the limits of parameters of a functioning visual system.
openaire   +4 more sources

Psychophysical Evaluation of Visual Functions of Ex-Alcoholic Subjects After Prolonged Abstinence

open access: yesFrontiers in Neuroscience, 2019
Chronic alcohol abuse can lead to a brain damages, and the health status of alcoholics even after a long-term alcohol abstinence is a public health concern.
Isabelle Christine Vieira da Silva Martins   +14 more
doaj   +1 more source

Hints on Vision-Testing [PDF]

open access: yesThe Journal of the Anthropological Institute of Great Britain and Ireland, 1886
n ...
openaire   +1 more source

The evaluation of vision in children using monocular vision acuity and strereo-acuity tests [PDF]

open access: yes, 2011
Monocular visual acuity and stereo-acuity tests were carried out on 308 children between the ages of two to twelve years. Children with reduced visual acuity (V.A) and who failed the RandomDot E (RDE) stereo- acuity tests were further examined for ...
Emina, MO, Osaiyuwu, AB
core   +2 more sources

Fundamentals of colour awareness: a literature review

open access: yesAfrican Vision and Eye Health, 2005
A description of some of the basic or funda-mental aspects of the colour sensory mechanism will be provided here, based on modern ideas and literature, with reference specifically to the likely origins and evolution of colour vision.  The mo-lecular basis
A. Rubin
doaj   +1 more source

Color space distortions in patients with type 2 diabetes mellitus [PDF]

open access: yes, 2006
Color vision impairment was examined in patients with type 2 diabetes mellitus (DM2) without retinopathy. We assessed the type and degree of distortions of individual color spaces. DM2 patients (n = 32), and age-matched controls (n = 20)were tested using
Bimler, David L.   +7 more
core   +1 more source

Tests for Colour-vision [PDF]

open access: yesNature, 1910
AN article in NATURE for August 18 deals aptly with the question of testing for colour-vision. It is to be hoped that the committee at present inquiring into the matter will advocate that testing should be carried out in future in conditions resembling as nearly as possible those on which seamen ordinarily follow their calling.
openaire   +3 more sources

Characterisation of the role played by ELMO1, GPR141 and the intergenic polymorphism rs918980 in Fuchs' dystrophy in the Indian population

open access: yesFEBS Open Bio, EarlyView.
This study reports the upregulation of ELMO1 and GPR141 in human Fuchs' endothelial corneal dystrophy (FECD) corneal endothelium and ultraviolet A‐induced FECD mice model. A genetic association of an intergenic single nucleotide polymorphism rs918980 present between both genes is observed with FECD in the Indian population.
Susmita Sharma   +3 more
wiley   +1 more source

Prevalence of Color Vision Deficiencies

open access: yesOftalʹmologiâ, 2020
Purpose. The study of color deficiencies prevalence in young people, students of higher educational university.Materials and methods. The study was carried for the half year — fall semester. A total of 1,609 students were examined, aged 17–21. There were
I. A. Makarov
doaj   +1 more source

Testing dynamical models of vision

open access: yesVision Research, 2011
Most models of vision focus either on the spatial or temporal aspects of visual processing and neglect the other component. A variety of studies have shown, however, that spatial and temporal processing cannot easily be separated. The shine-through effect has proven to be a sensitive tool to study spatio-temporal processing.
Rüter, Johannes   +3 more
openaire   +4 more sources

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