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... > social science subjects > psychology > cognitive psychology > perception (psychology) > visual perception > visual disorders: blindness
... > social science subjects > psychology > cognitive psychology > learning and perception > cognitive processes > perception (psychology) > visual perception > visual disorders: blindness
... > social science subjects > psychology > cognitive psychology > perception (psychology) > disorders of perception > visual disorders: blindness
... > social science subjects > psychology > cognitive psychology > learning and perception > cognitive processes > perception (psychology) > disorders of perception > visual disorders: blindness

Terme préférentiel

visual disorders: blindness  

Définition

  • Blindness is the complete absence or severe impoverishment of vision. The World Health Organization (WHO) defines blindness as acuity of less than 20/400 in the better eye (in case of unequal vision loss across the two eyes) or a visual field of less than 10° around fixation. [Source: Encyclopedia of Perception; Visual Disorders: Blindness]

Concept générique

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URI

http://data.loterre.fr/ark:/67375/N9J-QMLNPGZ5-V

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