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Visual impairment is caused by a loss of visual acuity, where the eye does not see objects as clearly as usual. It may also be caused by a loss of visual field, where the eye cannot see as wide an area as usual without moving the eyes or turning the head.

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Impairment of Eyesight

  • 章节

  • 发表日期：

    2025年

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  • Raimondo G. Russo

摘要

Visual impairment is caused by a loss of visual acuity, where the eye does not see objects as clearly as usual. It may also be caused by a loss of visual field, where the eye cannot see as wide an area as usual without moving the eyes or turning the head.