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单词
optical center
释义
optical center
optical center
[
′äp·tə·kəl ′sen·tər
]
(optics)
A point on the axis of a lens so that, for any ray passing through this point, the incident part and the emergent part are parallel. Also known as pole.
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overcoat
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更新时间:2025/10/30 15:08:35