Results 1 to 10 of about 102,817 (264)

Effects of Notch Filters in Correcting Color Vision Deficiency: A Quantitative Clinical Trial [PDF]

open access: yesDiagnostics
Background/Objectives: Color vision deficiency (CVD) arises from the absence or dysfunction of one or more cone photoreceptors in the retina, resulting in impaired color discrimination.
Jin-Cherng Hsu   +5 more
doaj   +2 more sources

Validation of a New Digital and Automated Color Perception Test

open access: yesDiagnostics
Although color vision deficiencies are very prevalent, there are no ideal methods for assessing color vision in all environments. We compared a new digital and automated method that quantifies color perception for the three protan, deutan, and tritan ...
Alvaro Fanlo-Zarazaga   +7 more
doaj   +5 more sources

Assessment of #TheDress With Traditional Color Vision Tests: Perception Differences Are Associated With [PDF]

open access: yesi-Perception, 2018
Based on known color vision theories, there is no complete explanation for the perceptual dichotomy of #TheDress in which most people see either white-and-gold (WG) or blue-and-black (BK).
Claudia Feitosa-Santana   +3 more
doaj   +4 more sources

THE EFFECT OF EYE DOMINANCE IN COLOR PERCEPTION AMONG DENTAL STUDENTS WITH NORMAL COLOR VISION [PDF]

open access: yesAlexandria Dental Journal, 2021
Introduction: Various factors were reported to be responsible for influencing color perception during shade matching. These factors include lighting conditions and viewer's physiological variables. There is limited information regarding the effect of eye
mohamed nassif   +3 more
doaj   +1 more source

Skin color, social inequalities and health in older adults: an analysis based on the SABE survey in Colombia [PDF]

open access: yesCadernos de Saúde Pública, 2020
: Our study is based on the Colombia SABE survey (Health, Well-Being, and Aging Study), which included 23,694 individuals aged 60+ in urban and rural areas of the country.
Fabian Mendez   +2 more
doaj   +1 more source

The effect of acceleration on color vision [PDF]

open access: yesVojnosanitetski Pregled, 2018
Background/Aim. Over 80% of all information a pilot receives during the flight is visual with color perception being one of the most important visual functions for managing an aircraft.
Ranđelović Danijela   +1 more
doaj   +1 more source

Exploring the Effects of LED-Based Visible Light Communication on Reading and Color Perception in Indoor Environments: An Experimental Study

open access: yesSensors, 2023
Visible light communications (VLC) is a technology that enables the transmission of digital information with a light source. VLC is nowadays seen as a promising technology for indoor applications, helping WiFi to handle the spectrum crunch.
Stefano Caputo   +6 more
doaj   +1 more source

ACQUIRED COLOR VISION DEFICIENCY IN PARKINSON’S DISEASE [PDF]

open access: yesActa Medica Iranica, 2003
Acquired color deficiency in the tritan axis in Parkinson’s disease has already been reported, manifesting itself as impaired performance in various visual tasks. However, its clinical significance has always been controversial.
S.A. Tabassi   +1 more
doaj   +1 more source

Color improves ‘visual’ acuity via sound

open access: yesFrontiers in Neuroscience, 2014
Visual-to-auditory sensory substitution devices (SSDs) convey visual information via sound, with the primary goal of making visual information accessible to blind and visually impaired individuals.
Shelly eLevy-Tzedek   +7 more
doaj   +1 more source

Chloropsia in the Charles Bonnet syndrome

open access: yesAmerican Journal of Ophthalmology Case Reports, 2022
Purpose: Chloropsia (green-colored vision) is an extremely uncommon and relatively unstudied clinical finding. We report a case where cerebral chloropsia was the presenting symptom of the Charles Bonnet syndrome.
Anshul Bhatnagar   +4 more
doaj   +1 more source

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