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Howe, Jon – Journal of Visual Impairment & Blindness, 2012
Introduction: Eccentric viewing training has been a strategy, used by rehabilitation professionals, to help individuals with central vision loss move their eyes in such a way that they focus the incoming light on parts of the retina located away from the center area that has been damaged and improve visual functioning. A number of studies have…
Descriptors: Vision, Visual Acuity, Program Development, Correlation
Colenbrander, August – Journal of Visual Impairment & Blindness, 2009
This article provides a terminological framework to show the relationships among different types of visual deficits. It distinguishes between visual functions, which describe how the eye and the lower visual system function, and functional vision, which describes how a person functions. When visual functions are disturbed, the term "visual…
Descriptors: Visual Acuity, Optics, Partial Vision, Neurological Impairments
Lennon, Julie; Harper, Robert; Biswas, Sus; Lloyd, Chris – British Journal of Visual Impairment, 2007
This article presents a survey of the demographical, educational and visual functional characteristics of children attending a specialist paediatric low-vision assessment clinic at Manchester Royal Eye Hospital. Comprehensive data were collected retrospectively from children attending the paediatric low-vision clinic between January 2003 and…
Descriptors: Visual Impairments, Partial Vision, Children, Pediatrics

Leung, Jin-Pang – Journal of Applied Behavior Analysis, 1988
The study assessed transfer of visual training for myopia using two different training stimuli and a single subject A-B-C-A design with a male student volunteer. A procedure including stimulus fading and reinforcement (positive verbal feedback) was used to effectively improve performance on both behavioral acuity tests during the training phases…
Descriptors: Adults, Myopia, Partial Vision, Reinforcement

Johnson, Donald D.; Whitehead, Robert L. – American Annals of the Deaf, 1989
Two groups of deaf college students, including 104 deaf from congenital rubella syndrome (CRS) and 138 deaf from other reasons, received complete audiometric assessments and ophthalmological examinations. Degree of hearing loss did not differ between groups. However, 7 visual problems were found to be more prevalent with the CRS population.…
Descriptors: College Students, Comparative Analysis, Deafness, Epidemiology