英语词汇spherical aberration怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	spherical aberration
释义	spherical aberrationn.（名词）spherical aberrationParallel light rays passing through a lens with a spherical surface focus at different points depending on whether they pass through the lens closer to the edge or closer to the center. A blurred image that occurs when light from the margin of a lens or mirror with a spherical surface comes to a shorter focus than light from the central portion.球面像差：由于透镜或镜子呈球形，致使边缘光线的焦点短于中心光线的焦点而产生的像差
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