Threshold luminance necessary to evoke an eye movement was evaluated as a function of age (6-21 years) and visual angle (6-42 degrees from the fovea). (BRT)

Described is the Kirshner Saroj Visual Perception Speed Test (KSVPST), a measure of perceptual speed using pictures to identify children whose reading difficulties are due to visual processing deficiencies. It is explained that 323 children 6-13 years old were given the Keystone Visual Skills Test, the KSVPST, and reading readiness tests. Data are…

Vision is so important to scholastic success that almost all states require by law some kind of vision testing of school children. The ideal visual screening program would involve the kind of test or tests a classroom teacher could administer and would be fast, thorough, and accurate. However, present commercial vision screening batteries fail to…

This report discusses the outcomes of a study that explored the feasibility of using vision therapy (VT) as part of an interdisciplinary approach to the education of children with autism. Traditional research on VT has explored its usefulness in helping patients to use both eyes together, improve depth perception, and enhance visual acuity.…

This book describes transdisciplinary management of multiply disabled children with vision problems and presents four theoretical models of visual assessment and three illustrative case studies in a sequence appropriate to the learning process. The first three models are intended to lead to assessment and management of the child and the last to…

The Test of Visual Perceptual Abilities and the Test of Spatial Perception in Sign Language were developed and administered to 682 hearing-impaired students, aged 8-18. Results showed that a significant relationship exists between visual perceptual abilities and the ability to comprehend the essential spatial components of sign language.…