Results 31 to 40 of about 2,761,068 (245)

Testing the role of vision spatial processing in color deficiency

open access: yes, 2023
In the last 80 years, the role of spatial processing in the visual system has been analyzed and demonstrated from many studies and experiments. Starting from the first studies of Young, Helmholtz and Hering, color vision models have developed, and ...
Marcucci, Roberta   +5 more
core   +1 more source

IMAGE PROCESSING WITH COLOR COMPENSATION FOR COLOR VISION DEFICIENCY [PDF]

open access: yes, 2021
Thecommonly known vision defect in human eyeball is Color vision deficiency (CVD). It is color blind type deficiency caused due to the excretion in our eyeball; this is either in the form of defect or sometimes completely missing of certain ...
MRS.TRIMUKHE SHRIDEVI R.   +1 more
core   +1 more source

Color Vision Deficiency Survey in Anatomic Pathology [PDF]

open access: yesAmerican Journal of Clinical Pathology, 2022
Abstract Objectives To learn what color vision–deficient pathologists and cytotechnologists consider their most significant problems and advantages as well as any accommodations. Methods An anonymous online survey developed for ...
Thomas J Flotte, Lynn D Cornell
openaire   +6 more sources

Identification of colorblindness among selected primary school children in Hararghe Region, Eastern Ethiopia

open access: yesAlexandria Journal of Medicine, 2018
Background: Color vision deficiency or colorblindness, is the inability or reduced ability to distinguish different color spectra, particularly, red & green under normal lighting conditions with unaided eye.
Temesgen Tola Geletu   +2 more
doaj   +1 more source

Adapting to an enhanced color gamut – implications for color vision and color deficiencies

open access: yesOptics Express, 2022
One strategy for aiding color deficiencies is to use three narrow passbands to filter the light spectrum to increase the saturation of colors. This filtering is analogous to the narrow emission bands used in wide gamut lighting or displays. We examined how perception adapts to the greater color gamut area produced by such devices, testing color-normal ...
Ivana Ilic   +4 more
openaire   +2 more sources

Genetic testing for color vision deficiency

open access: yesThe EuroBiotech Journal, 2017
We studied the scientific literature and disease guidelines in order to summarize the clinical utility of genetic testing for color vision deficiency (CVD). Deuteranopia affects 1 in 12 males and is inherited in an X-linked recessive manner.
Abeshi Andi   +5 more
doaj   +1 more source

Color-discrimination threshold determination using pseudoisochromatic test plates

open access: yesFrontiers in Psychology, 2014
We produced a set of pseudoisochromatic plates for determining individual color-difference thresholds to assess test performance and test properties, and analyzed the results.
Kaiva eJurasevska   +8 more
doaj   +1 more source

Color Vision Defects in School Going Children

open access: yesJournal of Nepal Medical Association, 2010
Introduction: Color Vision defect can be observed in various diseases of optic nerve and retina and also a significant number of people suffer from the inherited condition of red and green color defect.
R K Shrestha   +3 more
doaj   +1 more source

Sunglasses, Traffic Signals, and Color Vision Deficiencies [PDF]

open access: yesOptometry and Vision Science, 2009
ABSTRACT Purpose. To determine (a) the effect of different sunglass tint colorations on traffic signal detection and recognition for color normal and color deficient observers, and (b) the adequacy of coloration requirements in current sunglass standards.
Dain, Stephen   +2 more
openaire   +3 more sources

Color vision restrictions for medical school admission: a discussion on regulations in ASEAN countries compared to countries across the world

open access: yesInternational Journal of Retina and Vitreous, 2023
Color vision deficiency impairs one’s ability to perceive and discriminate colors. Color-deficient individuals may face discrimination in various occupations, particularly in medical school admissions.
Ting Fang Tan   +3 more
doaj   +1 more source

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