The Development of Vision Rain Bosworth, Ph.D.
The Development of Vision Rain Bosworth, Ph.D.
The Development of Vision Rain Bosworth, Ph.D.
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Summary: What limits infant vision?• Optical factors (shape and size <strong>of</strong> eye andpupil)• Retinal factors (morphology and density <strong>of</strong>photoreceptors)• Cortical factors (pruning and myelination <strong>of</strong>cortical connections)Digression: Disease and CSF’sCSF is a good representation <strong>of</strong> the visual system and canshow differential effects <strong>of</strong> various disease states…Probably true for different developmental disorders too.Log contrast sensitivityNormalAdultsLog spatial frequency (c/deg)1 month old infantsMild refractive errorvisual deprivation (cats)Multiple SclerosisCataracts,severe refractive errorsGlaucoma
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