Titlebook: Detection and Measurement of Visual Impairment in Pre-Verbal Children; Proceedings of a wor Barrie Jay Conference proceedings 1986 ECS, EEC

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Christina L. Roland MD,Barry W. Feig MDd contrast sensitivity (see Dobson & Teller 1978, Banks & Salapatek 1981, Atkinson 1984 for review). These studies have shown that both acuity and contrast sensitivity improve rapidly during the first six months and then more slowly, approaching adult levels at about one year of age. However, the ra

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Liver,n and close collaboration with the Lille laboratory of vision RAMES and PHANN from Essilor International have developed an automated device for measurement of central visual acuity in kindergarten or nursery school children based on the Sheridan Gardiner matching method. 484 children have been teste

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Development of Vision in Visually Impaired Childrenhis visual concepts based on defective visual information. He must learn to perform smooth tracking movements, saccadic movements and to accommodate and to converge. All these motor functions are needed to achieve the clearest possible image on the retina and to permit fusion in the brain of the images on both retinas.

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