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简述人眼视近物时经过哪些调节

更新时间: 2020-08-17 00:00:00     

1、眼球肌肉紧张;

2、晶状体凸度变大,焦距变小,像距变小;

3、进而使近物在视网膜上成清晰的像。

关键词: 简述 人眼 经过 哪些 调节

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