"Low vision" describes any condition of diminished vision that is uncorrectable by standard eyeglasses, contact lenses, medication, or surgery that disrupts a person's ability to perform common age-appropriate visual tasks. Examples of assistive technologies for vision rehabilitation include handheld magnifiers; electronic vision-enhancement…

An overview of psychophysical studies on visual factors that influence normal- and low-vision reading is presented. General principles, such as the presence or absence of central vision, were found to predict reading performance despite the heterogeneity of low-vision conditions. Results suggested most low-vision subjects meet the visual…

The paper examines issues concerned with the education and employment of individuals, primarily males, with color vision deficiency. After a brief introduction, the first chapter looks at adult problems such as employment areas in which the disability presents problems. The next chapter considers problems of children, noting the heavy use of color…

This article describes the physiological mechanisms involved in three-dimensional depth perception and presents a variety of distance and depth cues and strategies for detecting and estimating curbs and steps for individuals with impaired vision. (Author/DB)